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[Search a list of Patent Appplications for class 428]  Class   428STOCK MATERIAL OR MISCELLANEOUS ARTICLES
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[List of Patents for class 428 subclass 1.1]  1.1           LIQUID CRYSTAL OPTICAL DISPLAY HAVING LAYER OF SPECIFIED COMPOSITION
[List of Patents for class 428 subclass 1.2]  1.2           Subclass 1.2 indent level is 1 Alignment layer of specified composition
[List of Patents for class 428 subclass 1.21]  1.21           Subclass 1.21 indent level is 2 Alignment layer is inorganic
[List of Patents for class 428 subclass 1.23]  1.23           Subclass 1.23 indent level is 2 Silicon compound (i.e., organosilicon)
[List of Patents for class 428 subclass 1.25]  1.25           Subclass 1.25 indent level is 2 Polyamide
[List of Patents for class 428 subclass 1.26]  1.26           Subclass 1.26 indent level is 2 Polyimide
[List of Patents for class 428 subclass 1.27]  1.27           Subclass 1.27 indent level is 3 Polyimidfluoride
[List of Patents for class 428 subclass 1.28]  1.28           Subclass 1.28 indent level is 3 Polyimidmetalo
[List of Patents for class 428 subclass 1.3]  1.3           Subclass 1.3 indent level is 1 With viewing layer of specified composition
[List of Patents for class 428 subclass 1.31]  1.31           Subclass 1.31 indent level is 2 Polarizer or dye containing viewing layer
[List of Patents for class 428 subclass 1.32]  1.32           Subclass 1.32 indent level is 2 Silicon compound (e.g., glass, organosilicon, etc.)
[List of Patents for class 428 subclass 1.33]  1.33           Subclass 1.33 indent level is 2 Ester (e.g., polycarbonate, polyacrylate, etc.)
[List of Patents for class 428 subclass 1.4]  1.4           Subclass 1.4 indent level is 1 With charge transferring layer of specified composition
[List of Patents for class 428 subclass 1.5]  1.5           Subclass 1.5 indent level is 1 With bonding or intermediate layer of specified composition (e.g., sealant, space, etc.)
[List of Patents for class 428 subclass 1.51]  1.51           Subclass 1.51 indent level is 2 Inorganic layer
[List of Patents for class 428 subclass 1.52]  1.52           Subclass 1.52 indent level is 2 Silicon compound (i.e., organosilicon)
[List of Patents for class 428 subclass 1.53]  1.53           Subclass 1.53 indent level is 2 Epoxy
[List of Patents for class 428 subclass 1.54]  1.54           Subclass 1.54 indent level is 2 Ester
[List of Patents for class 428 subclass 1.55]  1.55           Subclass 1.55 indent level is 2 Unsaturated aliphatic polymer (e.g., vinyl, etc.)
[List of Patents for class 428 subclass 1.6]  1.6           Subclass 1.6 indent level is 1 With substrate layer of specified composition
[List of Patents for class 428 subclass 1.61]  1.61           Subclass 1.61 indent level is 2 Releasable substrate layer to expose adhesive
[List of Patents for class 428 subclass 1.62]  1.62           Subclass 1.62 indent level is 2 Inorganic substrate layer (e.g., ceramic, metallic, glass, etc.)
[List of Patents for class 428 subclass 3]  3           RELIGIOUS ARTIFACT (E.G., CRUCIFORM, ETC.)
[List of Patents for class 428 subclass 4]  4           BOW, POMPOM OR ROSETTE
[List of Patents for class 428 subclass 5]  5           Subclass 5 indent level is 1 Looped type
[List of Patents for class 428 subclass 6]  6           PLUME
[List of Patents for class 428 subclass 7]  7           SPECIAL OCCASION ORNAMENT
[List of Patents for class 428 subclass 8]  8           Subclass 8 indent level is 1 Knockdown
[List of Patents for class 428 subclass 9]  9           Subclass 9 indent level is 1 Collapsible
[List of Patents for class 428 subclass 10]  10           Subclass 10 indent level is 1 Wreath type
[List of Patents for class 428 subclass 11]  11           Subclass 11 indent level is 1 Ball, bell, or star-shaped
[List of Patents for class 428 subclass 12]  12           COLLAPSIBLE ARTICLE (E.G., JOINTED, ELASTIC, ETC.)
[List of Patents for class 428 subclass 13]  13           DISPLAY IN FRAME OR TRANSPARENT CASING; OR DIORAMA INCLUDING OR IMITATIVE OF A REAL OBJECT
[List of Patents for class 428 subclass 14]  14           Subclass 14 indent level is 1 Peripheral enclosure or frame
[List of Patents for class 428 subclass 15]  15           THREE DIMENSION IMITATION OR "TREATED" NATURAL PRODUCT
[List of Patents for class 428 subclass 16]  16           Subclass 16 indent level is 1 Fauna
[List of Patents for class 428 subclass 17]  17           Subclass 17 indent level is 1 Flora
[List of Patents for class 428 subclass 18]  18           Subclass 18 indent level is 2 Tree
[List of Patents for class 428 subclass 19]  19           Subclass 19 indent level is 3 With article holder or ornament
[List of Patents for class 428 subclass 20]  20           Subclass 20 indent level is 3 Knockdown
[List of Patents for class 428 subclass 21]  21           Subclass 21 indent level is 2 Artificial fruit or garnishing leaf display strip
[List of Patents for class 428 subclass 22]  22           Subclass 22 indent level is 2 Including naturally occurring article
[List of Patents for class 428 subclass 23]  23           Subclass 23 indent level is 2 Cluster or with holder
[List of Patents for class 428 subclass 24]  24           Subclass 24 indent level is 2 Flower or flower petal
[List of Patents for class 428 subclass 25]  25           Subclass 25 indent level is 3 Of filamentary or filamentary-openwork type
[List of Patents for class 428 subclass 26]  26           Subclass 26 indent level is 3 Of cloth, paper, or chemically plastic matter
[List of Patents for class 428 subclass 27]  27           Subclass 27 indent level is 2 Framework with or therefor
[List of Patents for class 428 subclass 28]  28           FINIAL OR PENDANT TYPE ARTICLE
[List of Patents for class 428 subclass 29]  29           ARTICLE HAVING LATENT IMAGE OR TRANSFORMATION
[List of Patents for class 428 subclass 30]  30           Subclass 30 indent level is 1 Striated for iridescence
[List of Patents for class 428 subclass 31]  31           VEHICLE BODY ORNAMENT
[List of Patents for class 428 subclass 544]  544           ALL METAL OR WITH ADJACENT METALS
[List of Patents for class 428 subclass 545]  545           Subclass 545 indent level is 1 Component of composite having metal continuous phase interengaged with nonmetal continuous phase
[List of Patents for class 428 subclass 546]  546           Subclass 546 indent level is 1 Having metal particles
[List of Patents for class 428 subclass 547]  547           Subclass 547 indent level is 2 Having composition or density gradient or differential porosity
[List of Patents for class 428 subclass 548]  548           Subclass 548 indent level is 2 Composite; i.e., plural, adjacent, spatially distinct metal components (e.g., layers, etc.)
[List of Patents for class 428 subclass 549]  549           Subclass 549 indent level is 3 Fiber, asbestos, or cellulose in or next to particulate component
[List of Patents for class 428 subclass 550]  550           Subclass 550 indent level is 3 Porous component
[List of Patents for class 428 subclass 551]  551           Subclass 551 indent level is 3 Nonmetal component
[List of Patents for class 428 subclass 552]  552           Subclass 552 indent level is 4 Entirely inorganic
[List of Patents for class 428 subclass 553]  553           Subclass 553 indent level is 3 Nonparticulate metal component
[List of Patents for class 428 subclass 554]  554           Subclass 554 indent level is 4 Plural nonparticulate metal components
[List of Patents for class 428 subclass 555]  555           Subclass 555 indent level is 5 Next to each other
[List of Patents for class 428 subclass 556]  556           Subclass 556 indent level is 6 Nonmetal in particulate component
[List of Patents for class 428 subclass 557]  557           Subclass 557 indent level is 4 Plural particulate metal components
[List of Patents for class 428 subclass 558]  558           Subclass 558 indent level is 4 Nonparticulate component encloses particles
[List of Patents for class 428 subclass 559]  559           Subclass 559 indent level is 4 Particles discontinuous
[List of Patents for class 428 subclass 560]  560           Subclass 560 indent level is 5 Separated by nonmetal matrix or binder (e.g., welding electrode, etc.)
[List of Patents for class 428 subclass 561]  561           Subclass 561 indent level is 6 Nonparticulate component has Ni-, Cu-, or Zn-base
[List of Patents for class 428 subclass 562]  562           Subclass 562 indent level is 6 Nonparticulate component has Fe-base
[List of Patents for class 428 subclass 563]  563           Subclass 563 indent level is 7 Next to Fe-containing particles
[List of Patents for class 428 subclass 564]  564           Subclass 564 indent level is 4 Nonmetal particles in particulate component
[List of Patents for class 428 subclass 565]  565           Subclass 565 indent level is 3 Nonmetal particles in a component
[List of Patents for class 428 subclass 566]  566           Subclass 566 indent level is 2 Interconnected void structure (e.g., permeable, etc.)
[List of Patents for class 428 subclass 567]  567           Subclass 567 indent level is 2 Continuous interengaged phases of plural metals, or oriented fiber containing
[List of Patents for class 428 subclass 568]  568           Subclass 568 indent level is 3 Nonmetal containing
[List of Patents for class 428 subclass 569]  569           Subclass 569 indent level is 3 Mo or W containing
[List of Patents for class 428 subclass 570]  570           Subclass 570 indent level is 1 Composite powder (e.g., coated, etc.)
[List of Patents for class 428 subclass 571]  571           Subclass 571 indent level is 1 Having marginal feature for indexing or weakened portion for severing
[List of Patents for class 428 subclass 572]  572           Subclass 572 indent level is 2 For severing perpendicular to longitudinal dimension
[List of Patents for class 428 subclass 573]  573           Subclass 573 indent level is 1 Width or thickness variation or marginal cuts repeating longitudinally
[List of Patents for class 428 subclass 574]  574           Subclass 574 indent level is 2 Variation in both width and thickness
[List of Patents for class 428 subclass 575]  575           Subclass 575 indent level is 2 Marginal slots (i.e., deeper than wide)
[List of Patents for class 428 subclass 576]  576           Subclass 576 indent level is 1 Shaped configuration for melting (e.g., package, etc.)
[List of Patents for class 428 subclass 577]  577           Subclass 577 indent level is 1 Intermediate article (e.g., blank, etc.)
[List of Patents for class 428 subclass 578]  578           Subclass 578 indent level is 2 Panel having nonrectangular perimeter
[List of Patents for class 428 subclass 579]  579           Subclass 579 indent level is 3 Disk
[List of Patents for class 428 subclass 580]  580           Subclass 580 indent level is 3 Symmetrical
[List of Patents for class 428 subclass 581]  581           Subclass 581 indent level is 4 Only one plane of symmetry
[List of Patents for class 428 subclass 582]  582           Subclass 582 indent level is 2 Having outward flange, gripping means or interlocking feature
[List of Patents for class 428 subclass 583]  583           Subclass 583 indent level is 2 Having discrete fastener, marginal fastening, taper, or end structure
[List of Patents for class 428 subclass 584]  584           Subclass 584 indent level is 3 Same structure at both ends of plural taper
[List of Patents for class 428 subclass 585]  585           Subclass 585 indent level is 3 Single taper (e.g., ingot, etc.)
[List of Patents for class 428 subclass 586]  586           Subclass 586 indent level is 1 Workpiece with longitudinal passageway or stopweld material (e.g., for tubular stock, etc.)
[List of Patents for class 428 subclass 587]  587           Subclass 587 indent level is 1 Workpiece mimicking finished stock having nonrectangular or noncircular cross section
[List of Patents for class 428 subclass 588]  588           Subclass 588 indent level is 1 Workpiece of parallel, nonfastened components (e.g., fagot, pile, etc.)
[List of Patents for class 428 subclass 589]  589           Subclass 589 indent level is 2 Arranged to avoid lateral displacement
[List of Patents for class 428 subclass 590]  590           Subclass 590 indent level is 2 Composite
[List of Patents for class 428 subclass 591]  591           Subclass 591 indent level is 1 With provision for limited relative movement between components
[List of Patents for class 428 subclass 592]  592           Subclass 592 indent level is 1 Helical or with helical component
[List of Patents for class 428 subclass 593]  593           Subclass 593 indent level is 1 Honeycomb, or with grain orientation or elongated elements in defined angular relationship in respective components (e.g., parallel, inter- secting, etc.)
[List of Patents for class 428 subclass 594]  594           Subclass 594 indent level is 1 Plural layers discontinuously bonded (e.g., spot-weld, mechanical fastener, etc.)
[List of Patents for class 428 subclass 595]  595           Subclass 595 indent level is 1 Nonplanar, uniform-thickness material having symmetrical channel shape or reverse fold (e.g., making acute angle, etc.)
[List of Patents for class 428 subclass 596]  596           Subclass 596 indent level is 1 Having aperture or cut
[List of Patents for class 428 subclass 597]  597           Subclass 597 indent level is 2 Struck-out portion type
[List of Patents for class 428 subclass 598]  598           Subclass 598 indent level is 1 Having member which crosses the plane of another member (e.g., T or X cross section, etc.)
[List of Patents for class 428 subclass 599]  599           Subclass 599 indent level is 1 Defined configuration of both thickness and nonthickness surface or angle therebetween (e.g., rounded corners, etc.)
[List of Patents for class 428 subclass 600]  600           Subclass 600 indent level is 1 Having variation in thickness
[List of Patents for class 428 subclass 601]  601           Subclass 601 indent level is 2 Discontinuous surface component
[List of Patents for class 428 subclass 602]  602           Subclass 602 indent level is 2 Longitudinally smooth and symmetrical
[List of Patents for class 428 subclass 603]  603           Subclass 603 indent level is 1 Nonplanar uniform thickness or nonlinear uniform diameter (e.g., L-shape)
[List of Patents for class 428 subclass 604]  604           Subclass 604 indent level is 2 Intersecting corrugating or dimples not in a single line (e.g., waffle form, etc.)
[List of Patents for class 428 subclass 605]  605           Subclass 605 indent level is 1 Mass of only fibers
[List of Patents for class 428 subclass 606]  606           Subclass 606 indent level is 1 Foil or filament smaller than 6 mils
[List of Patents for class 428 subclass 607]  607           Subclass 607 indent level is 2 Composite
[List of Patents for class 428 subclass 608]  608           Subclass 608 indent level is 1 Embodying fibers interengaged or between layers (e.g., paper, etc.)
[List of Patents for class 428 subclass 609]  609           Subclass 609 indent level is 1 Macroscopically anomalous interface between layers
[List of Patents for class 428 subclass 610]  610           Subclass 610 indent level is 1 Having composition, density, or hardness gradient
[List of Patents for class 428 subclass 611]  611           Subclass 611 indent level is 1 Having magnetic properties, or preformed fiber orientation coordinate with shape
[List of Patents for class 428 subclass 612]  612           Subclass 612 indent level is 1 Microscopic interfacial wave or roughness
[List of Patents for class 428 subclass 613]  613           Subclass 613 indent level is 1 Porous (e.g., foamed, spongy, cracked, etc.)
[List of Patents for class 428 subclass 614]  614           Subclass 614 indent level is 1 Laterally noncoextensive components (e.g., embedded, etc.)
[List of Patents for class 428 subclass 615]  615           Subclass 615 indent level is 1 Composite; i.e., plural, adjacent, spatially distinct metal components (e.g., layers, joint, etc.)
[List of Patents for class 428 subclass 616]  616           Subclass 616 indent level is 2 Deflectable by temperature change (e.g., thermostat element)
[List of Patents for class 428 subclass 617]  617           Subclass 617 indent level is 3 More than two components
[List of Patents for class 428 subclass 618]  618           Subclass 618 indent level is 3 One component Cu-based
[List of Patents for class 428 subclass 619]  619           Subclass 619 indent level is 3 Both components Fe-based with more than 10% Ni
[List of Patents for class 428 subclass 620]  620           Subclass 620 indent level is 2 Semiconductor component
[List of Patents for class 428 subclass 621]  621           Subclass 621 indent level is 2 With additional, spatially distinct nonmetal component
[List of Patents for class 428 subclass 622]  622           Subclass 622 indent level is 3 More than one such component
[List of Patents for class 428 subclass 623]  623           Subclass 623 indent level is 4 Adjacent to each other
[List of Patents for class 428 subclass 624]  624           Subclass 624 indent level is 3 Organic component
[List of Patents for class 428 subclass 625]  625           Subclass 625 indent level is 4 Elastomer
[List of Patents for class 428 subclass 626]  626           Subclass 626 indent level is 4 Synthetic resin
[List of Patents for class 428 subclass 627]  627           Subclass 627 indent level is 3 Boride, carbide or nitride component
[List of Patents for class 428 subclass 628]  628           Subclass 628 indent level is 3 Component contains compound of adjacent metal
[List of Patents for class 428 subclass 629]  629           Subclass 629 indent level is 4 Oxide
[List of Patents for class 428 subclass 630]  630           Subclass 630 indent level is 3 Noncrystalline silica or noncrystalline plural-oxide component (e.g., glass, etc.)
[List of Patents for class 428 subclass 631]  631           Subclass 631 indent level is 4 Film (e.g., glaze, etc.)
[List of Patents for class 428 subclass 632]  632           Subclass 632 indent level is 3 Oxide-containing component
[List of Patents for class 428 subclass 633]  633           Subclass 633 indent level is 4 Plural oxides
[List of Patents for class 428 subclass 634]  634           Subclass 634 indent level is 3 Free carbon containing component
[List of Patents for class 428 subclass 635]  635           Subclass 635 indent level is 2 Four or more distinct components with alternate recurrence of each type component
[List of Patents for class 428 subclass 636]  636           Subclass 636 indent level is 2 Adjacent, identical composition, components
[List of Patents for class 428 subclass 637]  637           Subclass 637 indent level is 3 Group VIII or IB metal-base
[List of Patents for class 428 subclass 638]  638           Subclass 638 indent level is 4 Fe, containing 0.01-1.7% carbon (i.e., steel)
[List of Patents for class 428 subclass 639]  639           Subclass 639 indent level is 2 O, S, or organic compound in metal component
[List of Patents for class 428 subclass 640]  640           Subclass 640 indent level is 3 Oxide of transition metal or Al
[List of Patents for class 428 subclass 641]  641           Subclass 641 indent level is 2 Ge- or Si-base component
[List of Patents for class 428 subclass 642]  642           Subclass 642 indent level is 2 Ga-, In-, Tl- or Group VA metal-base component
[List of Patents for class 428 subclass 643]  643           Subclass 643 indent level is 2 Pb- and Sn-base components: alternative to or next to each other
[List of Patents for class 428 subclass 644]  644           Subclass 644 indent level is 3 And next to Cu- or Fe-base component
[List of Patents for class 428 subclass 645]  645           Subclass 645 indent level is 2 Pb-base component
[List of Patents for class 428 subclass 646]  646           Subclass 646 indent level is 2 Sn-base component
[List of Patents for class 428 subclass 647]  647           Subclass 647 indent level is 3 Next to Group IB metal-base component
[List of Patents for class 428 subclass 648]  648           Subclass 648 indent level is 3 Next to Group VIII metal-base component
[List of Patents for class 428 subclass 649]  649           Subclass 649 indent level is 2 Group IIA metal-base component
[List of Patents for class 428 subclass 650]  650           Subclass 650 indent level is 2 Al-base component
[List of Patents for class 428 subclass 651]  651           Subclass 651 indent level is 3 Next to refractory (Group IVB, VB, or VIB) metal-base component
[List of Patents for class 428 subclass 652]  652           Subclass 652 indent level is 3 Next to Group VIII or IB metal-base component
[List of Patents for class 428 subclass 653]  653           Subclass 653 indent level is 4 Fe
[List of Patents for class 428 subclass 654]  654           Subclass 654 indent level is 3 Next to Al-base component
[List of Patents for class 428 subclass 655]  655           Subclass 655 indent level is 2 Transition metal-base component
[List of Patents for class 428 subclass 656]  656           Subclass 656 indent level is 3 Alternative base metals from diverse categories
[List of Patents for class 428 subclass 657]  657           Subclass 657 indent level is 3 Group IIB metal-base component
[List of Patents for class 428 subclass 658]  658           Subclass 658 indent level is 4 Zn-base component
[List of Patents for class 428 subclass 659]  659           Subclass 659 indent level is 5 Next to Fe-base component (e.g., galvanized)
[List of Patents for class 428 subclass 660]  660           Subclass 660 indent level is 3 Refractory (Group IVB, VB, or VIB) metal-base component
[List of Patents for class 428 subclass 661]  661           Subclass 661 indent level is 4 Diverse refractory group metal-base components: alternative to or next to each other
[List of Patents for class 428 subclass 662]  662           Subclass 662 indent level is 4 Group VB metal-base component
[List of Patents for class 428 subclass 663]  663           Subclass 663 indent level is 4 Group VIB metal-base component
[List of Patents for class 428 subclass 664]  664           Subclass 664 indent level is 5 Alternative to or next to each other
[List of Patents for class 428 subclass 665]  665           Subclass 665 indent level is 5 W-base component
[List of Patents for class 428 subclass 666]  666           Subclass 666 indent level is 5 Cr-base component
[List of Patents for class 428 subclass 667]  667           Subclass 667 indent level is 6 Next to Co-, Fe-, or Ni-base component
[List of Patents for class 428 subclass 668]  668           Subclass 668 indent level is 3 Group VIII or IB metal-base component
[List of Patents for class 428 subclass 669]  669           Subclass 669 indent level is 4 Group IB metal-base component alternative to platinum group metal-base component (e.g., precious metal, etc.)
[List of Patents for class 428 subclass 670]  670           Subclass 670 indent level is 4 Platinum group metal-base component
[List of Patents for class 428 subclass 671]  671           Subclass 671 indent level is 4 Cu-base component alternative to Ag-, Au-, or Ni-base component
[List of Patents for class 428 subclass 672]  672           Subclass 672 indent level is 4 Au-base component
[List of Patents for class 428 subclass 673]  673           Subclass 673 indent level is 4 Ag-base component
[List of Patents for class 428 subclass 674]  674           Subclass 674 indent level is 4 Cu-base component
[List of Patents for class 428 subclass 675]  675           Subclass 675 indent level is 5 Next to Co-, Cu-, or Ni-base component
[List of Patents for class 428 subclass 676]  676           Subclass 676 indent level is 5 Next to Fe-base component
[List of Patents for class 428 subclass 677]  677           Subclass 677 indent level is 6 Fe-base has 0.01-1.7% carbon (i.e., steel)
[List of Patents for class 428 subclass 678]  678           Subclass 678 indent level is 4 Co-, Fe-, or Ni-base components, alternative to each other
[List of Patents for class 428 subclass 679]  679           Subclass 679 indent level is 4 Co- or Ni-base component next to Fe-base component
[List of Patents for class 428 subclass 680]  680           Subclass 680 indent level is 4 Ni-base component
[List of Patents for class 428 subclass 681]  681           Subclass 681 indent level is 4 Fe-base component
[List of Patents for class 428 subclass 682]  682           Subclass 682 indent level is 5 Next to Fe-base component
[List of Patents for class 428 subclass 683]  683           Subclass 683 indent level is 6 Both containing 0.01-1.7% carbon (i.e., steel)
[List of Patents for class 428 subclass 684]  684           Subclass 684 indent level is 5 Containing 0.01-1.7% carbon (i.e., steel)
[List of Patents for class 428 subclass 685]  685           Subclass 685 indent level is 6 Containing more than 10% nonferrous elements (e.g., high alloy, stainless)
[List of Patents for class 428 subclass 686]  686           Subclass 686 indent level is 2 Adjacent functionally defined components
[List of Patents for class 428 subclass 687]  687           Subclass 687 indent level is 1 Surface feature (e.g., rough, mirror)
[List of Patents for class 428 subclass 2]  2           COMPACTED TRASH OR REFUSE BUNDLE
[List of Patents for class 428 subclass 32]  32           ARTICLE HAVING ORNAMENTAL WOUND OR WOVEN STRANDS
[List of Patents for class 428 subclass 32.1]  32.1           INK JET STOCK FOR PRINTING (I.E., STOCK BEFORE PRINTING)
[List of Patents for class 428 subclass 32.11]  32.11           Subclass 32.11 indent level is 1 Having property to receive other media in addition to ink jet composition
[List of Patents for class 428 subclass 32.12]  32.12           Subclass 32.12 indent level is 1 Retransferable
[List of Patents for class 428 subclass 32.13]  32.13           Subclass 32.13 indent level is 1 Image viewable from either side (e.g., OHP, projectable image, etc.)
[List of Patents for class 428 subclass 32.14]  32.14           Subclass 32.14 indent level is 2 Single recording layer
[List of Patents for class 428 subclass 32.15]  32.15           Subclass 32.15 indent level is 3 Particles in recording layer
[List of Patents for class 428 subclass 32.16]  32.16           Subclass 32.16 indent level is 1 Cloth or textile support
[List of Patents for class 428 subclass 32.17]  32.17           Subclass 32.17 indent level is 1 Microporous synthetic resin support (e.g., microcracked, microembossed, etc.)
[List of Patents for class 428 subclass 32.18]  32.18           Subclass 32.18 indent level is 1 Physical properties (e.g., dimensions, optical, smoothness, etc.) of support specified
[List of Patents for class 428 subclass 32.19]  32.19           Subclass 32.19 indent level is 2 Optical property of support specified (e.g., opacity, brightness, etc.)
[List of Patents for class 428 subclass 32.2]  32.2           Subclass 32.2 indent level is 2 Smoothness or freeness specified
[List of Patents for class 428 subclass 32.21]  32.21           Subclass 32.21 indent level is 1 Paper support composition specified
[List of Patents for class 428 subclass 32.22]  32.22           Subclass 32.22 indent level is 1 Specified property (e.g., antistatic, anticurl, adhesive, antifriction, etc.) of backing layer
[List of Patents for class 428 subclass 32.23]  32.23           Subclass 32.23 indent level is 1 Terpolymer ink receptive layer
[List of Patents for class 428 subclass 32.24]  32.24           Subclass 32.24 indent level is 1 Plural ink receptive layers
[List of Patents for class 428 subclass 32.25]  32.25           Subclass 32.25 indent level is 2 Particle (e.g., pigment, etc.) containing layer
[List of Patents for class 428 subclass 32.26]  32.26           Subclass 32.26 indent level is 1 Hardened, cured, or cross-linked ink receptive layer
[List of Patents for class 428 subclass 32.27]  32.27           Subclass 32.27 indent level is 1 Gelatin ink receptive layer
[List of Patents for class 428 subclass 32.28]  32.28           Subclass 32.28 indent level is 1 Modified polyvinyl alcohol ink receptive layer
[List of Patents for class 428 subclass 32.29]  32.29           Subclass 32.29 indent level is 1 Quaternary ammonium compound ink receptive layer
[List of Patents for class 428 subclass 32.3]  32.3           Subclass 32.3 indent level is 1 Dye-fixing agent in ink receptive layer
[List of Patents for class 428 subclass 32.31]  32.31           Subclass 32.31 indent level is 1 Physical property of ink receptive layer specified
[List of Patents for class 428 subclass 32.32]  32.32           Subclass 32.32 indent level is 2 Pore size or volume
[List of Patents for class 428 subclass 32.33]  32.33           Subclass 32.33 indent level is 2 Gloss specified
[List of Patents for class 428 subclass 32.34]  32.34           Subclass 32.34 indent level is 1 Particles (e.g., pigment, etc.) present in ink receptive layer
[List of Patents for class 428 subclass 32.35]  32.35           Subclass 32.35 indent level is 2 Particle size distribution
[List of Patents for class 428 subclass 32.36]  32.36           Subclass 32.36 indent level is 2 Surface of particle is modified (e.g., coated, charged, etc.)
[List of Patents for class 428 subclass 32.37]  32.37           Subclass 32.37 indent level is 2 Property of particle specified (e.g., oil absorbtivity, surface area, pore size, etc.)
[List of Patents for class 428 subclass 32.38]  32.38           Subclass 32.38 indent level is 1 Multiple polymers in ink-receptive layer
[List of Patents for class 428 subclass 32.39]  32.39           RECEIVER FOR THERMAL TRANSFER INK
[List of Patents for class 428 subclass 32.5]  32.5           Subclass 32.5 indent level is 1 Particles in receiving media
[List of Patents for class 428 subclass 32.51]  32.51           Subclass 32.51 indent level is 1 Retransferable (i.e., receiving layer utilizable as ink transferable donor)
[List of Patents for class 428 subclass 32.52]  32.52           Subclass 32.52 indent level is 1 Thermal transfer donor attached
[List of Patents for class 428 subclass 32.6]  32.6           THERMAL TRANSFER DONOR (E.G., RIBBON, SHEETS, ETC.)
[List of Patents for class 428 subclass 32.61]  32.61           Subclass 32.61 indent level is 1 Multiple printing (i.e., reusable)
[List of Patents for class 428 subclass 32.62]  32.62           Subclass 32.62 indent level is 2 Porous layer containing transferable material (e.g., ink, etc.)
[List of Patents for class 428 subclass 32.63]  32.63           Subclass 32.63 indent level is 1 Support properties specified (e.g., shrikability, thermal conductivity, etc.)
[List of Patents for class 428 subclass 32.64]  32.64           Subclass 32.64 indent level is 1 Specialized heat source contacting layer (i.e., back layer) on support
[List of Patents for class 428 subclass 32.65]  32.65           Subclass 32.65 indent level is 2 Having electrical resistance specified
[List of Patents for class 428 subclass 32.66]  32.66           Subclass 32.66 indent level is 2 Having heat resistance and lubricity specified
[List of Patents for class 428 subclass 32.67]  32.67           Subclass 32.67 indent level is 2 Having lubricity specified
[List of Patents for class 428 subclass 32.68]  32.68           Subclass 32.68 indent level is 2 Having heat resistance specified
[List of Patents for class 428 subclass 32.69]  32.69           Subclass 32.69 indent level is 1 Particles in transfer layer
[List of Patents for class 428 subclass 32.7]  32.7           Subclass 32.7 indent level is 2 Meltable particles
[List of Patents for class 428 subclass 32.71]  32.71           Subclass 32.71 indent level is 2 Glass or ceramic particles
[List of Patents for class 428 subclass 32.72]  32.72           Subclass 32.72 indent level is 2 Resin particles
[List of Patents for class 428 subclass 32.73]  32.73           Subclass 32.73 indent level is 3 Microcapsule particle
[List of Patents for class 428 subclass 32.74]  32.74           Subclass 32.74 indent level is 2 Metal particles
[List of Patents for class 428 subclass 32.75]  32.75           Subclass 32.75 indent level is 1 Multiple colors transferable (e.g., stacked, etc.)
[List of Patents for class 428 subclass 32.76]  32.76           Subclass 32.76 indent level is 2 Lateral diverse colors
[List of Patents for class 428 subclass 32.77]  32.77           Subclass 32.77 indent level is 1 Multiple layers transfer
[List of Patents for class 428 subclass 32.78]  32.78           Subclass 32.78 indent level is 2 Separate adhesive layer transfers
[List of Patents for class 428 subclass 32.79]  32.79           Subclass 32.79 indent level is 3 Adhesive outermost layer
[List of Patents for class 428 subclass 32.8]  32.8           Subclass 32.8 indent level is 1 Specialized non-transferable layer on support
[List of Patents for class 428 subclass 32.81]  32.81           Subclass 32.81 indent level is 2 Release enhancing layer
[List of Patents for class 428 subclass 32.82]  32.82           Subclass 32.82 indent level is 3 Wax in releasing layer
[List of Patents for class 428 subclass 32.83]  32.83           Subclass 32.83 indent level is 1 Wax in transfer layer
[List of Patents for class 428 subclass 32.84]  32.84           Subclass 32.84 indent level is 2 Wax and resin in transfer layer
[List of Patents for class 428 subclass 32.85]  32.85           Subclass 32.85 indent level is 1 Copolymer in transfer layer
[List of Patents for class 428 subclass 32.86]  32.86           Subclass 32.86 indent level is 1 Multiple resins in transfer layer
[List of Patents for class 428 subclass 32.87]  32.87           Subclass 32.87 indent level is 1 Physical property (e.g., melting point, softening point, glass transition point, etc.) specified
[List of Patents for class 428 subclass 33]  33           PLURAL PARTS WITH EDGES OR TEMPORARY JOINING MEANS EACH COMPLEMENTARY TO OTHER
[List of Patents for class 428 subclass 34]  34           LIGHT TRANSMISSIVE SHEETS, WITH GAS SPACE THEREBETWEEN AND EDGE SEALED (E.G., DOUBLE GLAZED STORM WINDOW, ETC.)
[List of Patents for class 428 subclass 34.1]  34.1           HOLLOW OR CONTAINER TYPE ARTICLE (E.G., TUBE, VASE, ETC.)
[List of Patents for class 428 subclass 34.2]  34.2           Subclass 34.2 indent level is 1 Paper containing (e.g., paperboard, cardboard, fiberboard, etc.)
[List of Patents for class 428 subclass 34.3]  34.3           Subclass 34.3 indent level is 2 Bag or tubular film (e.g., pouch, flexible food casing, envelope, etc.)
[List of Patents for class 428 subclass 34.4]  34.4           Subclass 34.4 indent level is 1 Glass, ceramic, or sintered, fused, fired, or calcined metal oxide or metal carbide containing (e.g., porcelain, brick, cement, etc.)
[List of Patents for class 428 subclass 34.5]  34.5           Subclass 34.5 indent level is 2 Contains fabric, fiber particle, or filament made of glass, ceramic, or sintered, fused, fired, or calcined metal oxide, or metal carbide or other inorganic compound (e.g., fiber glass, mineral fiber, sand, etc.)
[List of Patents for class 428 subclass 34.6]  34.6           Subclass 34.6 indent level is 2 Multilayer (continuous layer)
[List of Patents for class 428 subclass 34.7]  34.7           Subclass 34.7 indent level is 3 Polymer or resin containing (i.e., natural or synthetic)
[List of Patents for class 428 subclass 34.8]  34.8           Subclass 34.8 indent level is 1 Flexible food casing (e.g., sausage type, etc.)
[List of Patents for class 428 subclass 34.9]  34.9           Subclass 34.9 indent level is 1 Shrinkable or shrunk (e.g., due to heat, solvent, volatile agent, restraint removal, etc.)
[List of Patents for class 428 subclass 35.1]  35.1           Subclass 35.1 indent level is 2 Single layer (continuous layer)
[List of Patents for class 428 subclass 35.2]  35.2           Subclass 35.2 indent level is 1 Nonself-supporting tubular film or bag (e.g., pouch, envelope, packet, etc.)
[List of Patents for class 428 subclass 35.3]  35.3           Subclass 35.3 indent level is 2 Elemental metal containing
[List of Patents for class 428 subclass 35.4]  35.4           Subclass 35.4 indent level is 2 Contains vapor or gas barrier, polymer derived from vinyl chloride or vinylidene chloride, or polymer containing a vinyl alcohol unit
[List of Patents for class 428 subclass 35.5]  35.5           Subclass 35.5 indent level is 2 Single layer (continuous layer)
[List of Patents for class 428 subclass 35.6]  35.6           Subclass 35.6 indent level is 1 Cellular material derived from plant or animal source (e.g., wood, cotton, wool, leather, etc.)
[List of Patents for class 428 subclass 35.7]  35.7           Subclass 35.7 indent level is 1 Polymer or resin containing (i.e., natural or synthetic)
[List of Patents for class 428 subclass 35.8]  35.8           Subclass 35.8 indent level is 2 Elemental metal containing (e.g., substrate, foil, film, coating, etc.)
[List of Patents for class 428 subclass 35.9]  35.9           Subclass 35.9 indent level is 3 Three or more layers (continuous layer)
[List of Patents for class 428 subclass 36.1]  36.1           Subclass 36.1 indent level is 2 Textile, fabric, cloth, or pile containing (e.g., web, net, woven, knitted, mesh, nonwoven, matted, etc.)
[List of Patents for class 428 subclass 36.2]  36.2           Subclass 36.2 indent level is 3 Textile, fabric, cloth, or pile is sandwiched between two distinct layers of material unlike the textile, fabric, cloth, or pile layer
[List of Patents for class 428 subclass 36.3]  36.3           Subclass 36.3 indent level is 2 Fiber or fibers wound around each other or into a self-sustaining shape (e.g., yarn, braid, fibers shaped around a core, etc.)
[List of Patents for class 428 subclass 36.4]  36.4           Subclass 36.4 indent level is 2 Randomly noninterengaged or randomly contacting fibers, filaments, particles, or flakes
[List of Patents for class 428 subclass 36.5]  36.5           Subclass 36.5 indent level is 2 Foam or porous material containing
[List of Patents for class 428 subclass 36.6]  36.6           Subclass 36.6 indent level is 2 Contains vapor or gas barrier, polymer derived from vinyl chloride or vinylidene chloride, or polymer containing a vinyl alcohol unit
[List of Patents for class 428 subclass 36.7]  36.7           Subclass 36.7 indent level is 3 Vapor or gas barrier, polymer derived from vinyl chloride or vinylidene chloride, or polymer containing a vinyl alcohol unit is sandwiched between layers (continuous layer)
[List of Patents for class 428 subclass 36.8]  36.8           Subclass 36.8 indent level is 2 Natural or synthetic rubber or rubber-like compound containing
[List of Patents for class 428 subclass 36.9]  36.9           Subclass 36.9 indent level is 2 Open-ended, self-supporting conduit, cylinder, or tube-type article
[List of Patents for class 428 subclass 36.91]  36.91           Subclass 36.91 indent level is 3 Multilayer (continuous layer)
[List of Patents for class 428 subclass 36.92]  36.92           Subclass 36.92 indent level is 2 Single layer (continuous layer)
[List of Patents for class 428 subclass 37]  37           SPIRALLY FLAT-WOUND STRAND OR STRIP (E.G., BRAIDED RUG, ETC.)
[List of Patents for class 428 subclass 38]  38           MASS TRANSMISSIVE OF LIGHT THROUGH ALL LAYERS AND HAVING OPAQUE BORDER (E.G., STAINED GLASS, WIRED GLASS, ETC.)
[List of Patents for class 428 subclass 39]  39           COLLAGE REPRESENTATIVE OF REAL OBJECT
[List of Patents for class 428 subclass 40.1]  40.1           LAYER OR COMPONENT REMOVABLE TO EXPOSE ADHESIVE
[List of Patents for class 428 subclass 40.2]  40.2           Subclass 40.2 indent level is 1 Capsule or particulate matter containing (e.g., sphere, flake, microballon, etc.)
[List of Patents for class 428 subclass 40.3]  40.3           Subclass 40.3 indent level is 1 Bituminous
[List of Patents for class 428 subclass 40.4]  40.4           Subclass 40.4 indent level is 1 Ceramic, glass, glasslike, vitreous
[List of Patents for class 428 subclass 40.5]  40.5           Subclass 40.5 indent level is 1 Wax containing
[List of Patents for class 428 subclass 40.6]  40.6           Subclass 40.6 indent level is 1 Halogen containing compound
[List of Patents for class 428 subclass 40.7]  40.7           Subclass 40.7 indent level is 2 Fluorine
[List of Patents for class 428 subclass 40.8]  40.8           Subclass 40.8 indent level is 2 Coloring agent containing
[List of Patents for class 428 subclass 40.9]  40.9           Subclass 40.9 indent level is 1 Metal containing
[List of Patents for class 428 subclass 41.1]  41.1           Subclass 41.1 indent level is 2 Aluminum
[List of Patents for class 428 subclass 41.2]  41.2           Subclass 41.2 indent level is 2 Coloring agent containing
[List of Patents for class 428 subclass 41.3]  41.3           Subclass 41.3 indent level is 1 Polymer derived only from ethylenically unsaturated monomer
[List of Patents for class 428 subclass 41.4]  41.4           Subclass 41.4 indent level is 2 Silicon
[List of Patents for class 428 subclass 41.5]  41.5           Subclass 41.5 indent level is 1 Polymer derived from material having at least one acrylic or alkacrylic group or the nitrile or amide derivative thereof (e.g., acrylamide, acrylate ester, etc.)
[List of Patents for class 428 subclass 41.6]  41.6           Subclass 41.6 indent level is 1 Coloring agent
[List of Patents for class 428 subclass 41.7]  41.7           Subclass 41.7 indent level is 1 Protective layer
[List of Patents for class 428 subclass 41.8]  41.8           Subclass 41.8 indent level is 1 Release layer
[List of Patents for class 428 subclass 41.9]  41.9           Subclass 41.9 indent level is 1 Dissimilar adhesives
[List of Patents for class 428 subclass 42.1]  42.1           Subclass 42.1 indent level is 1 Ornamental, decorative, pattern, or indicia
[List of Patents for class 428 subclass 42.2]  42.2           Subclass 42.2 indent level is 1 Sectional layer removable
[List of Patents for class 428 subclass 42.3]  42.3           Subclass 42.3 indent level is 2 Adhesive is on removable layer
[List of Patents for class 428 subclass 43]  43           SHEET, WEB, OR LAYER WEAKENED TO PERMIT SEPARATION THROUGH THICKNESS
[List of Patents for class 428 subclass 44]  44           TWO DIMENSIONALLY SECTIONAL LAYER
[List of Patents for class 428 subclass 45]  45           Subclass 45 indent level is 1 With frame, casing, or perimeter structure
[List of Patents for class 428 subclass 46]  46           Subclass 46 indent level is 1 Transparent or translucent layer or section
[List of Patents for class 428 subclass 47]  47           Subclass 47 indent level is 1 Next to unitary web or sheet of equal or greater extent
[List of Patents for class 428 subclass 48]  48           Subclass 48 indent level is 2 Continuous two dimensionally sectional layer
[List of Patents for class 428 subclass 49]  49           Subclass 49 indent level is 3 Glass, ceramic, or metal sections (e.g., floor or wall tile, etc.)
[List of Patents for class 428 subclass 50]  50           Subclass 50 indent level is 3 Cellulosic sections (e.g., parquet floor, etc.)
[List of Patents for class 428 subclass 51]  51           Subclass 51 indent level is 2 Nonrectangular
[List of Patents for class 428 subclass 52]  52           Subclass 52 indent level is 1 Sections connected flexibly with external fastener
[List of Patents for class 428 subclass 53]  53           THREE OR MORE COPLANAR INTERFITTED SECTIONS WITH SECURING MEANS
[List of Patents for class 428 subclass 54]  54           LONGITUDINALLY SECTIONAL LAYER OF THREE OR MORE SECTIONS
[List of Patents for class 428 subclass 55]  55           Subclass 55 indent level is 1 Next to unitary sheet of equal or greater extent
[List of Patents for class 428 subclass 56]  56           Subclass 56 indent level is 2 Continuous sectional layer
[List of Patents for class 428 subclass 57]  57           SHEETS OR WEBS EDGE SPLICED OR JOINED
[List of Patents for class 428 subclass 58]  58           Subclass 58 indent level is 1 Sheets or webs coplanar
[List of Patents for class 428 subclass 59]  59           Subclass 59 indent level is 2 Double faced corrugated sheets or webs connected
[List of Patents for class 428 subclass 60]  60           Subclass 60 indent level is 2 Beveled, stepped, or skived in thickness
[List of Patents for class 428 subclass 61]  61           Subclass 61 indent level is 2 With noncoplanar reinforcement
[List of Patents for class 428 subclass 62]  62           Subclass 62 indent level is 3 Pile or nap surface sheets connected
[List of Patents for class 428 subclass 63]  63           PATCHED HOLE OR DEPRESSION
[List of Patents for class 428 subclass 64.1]  64.1           CIRCULAR SHEET OR CIRCULAR BLANK
[List of Patents for class 428 subclass 64.2]  64.2           Subclass 64.2 indent level is 1 Recording medium or carrier
[List of Patents for class 428 subclass 64.3]  64.3           Subclass 64.3 indent level is 2 Magneto optical recording medium or carrier
[List of Patents for class 428 subclass 64.4]  64.4           Subclass 64.4 indent level is 2 Optical recording medium or carrier
[List of Patents for class 428 subclass 64.5]  64.5           Subclass 64.5 indent level is 3 Tellurium containing
[List of Patents for class 428 subclass 64.6]  64.6           Subclass 64.6 indent level is 4 Protective layer
[List of Patents for class 428 subclass 64.7]  64.7           Subclass 64.7 indent level is 3 Polycarbonate containing
[List of Patents for class 428 subclass 64.8]  64.8           Subclass 64.8 indent level is 3 Coloring agent containing
[List of Patents for class 428 subclass 64.9]  64.9           Subclass 64.9 indent level is 4 Thickness specified
[List of Patents for class 428 subclass 65.1]  65.1           Subclass 65.1 indent level is 3 Polymer derived from material having at least one acrylic or alkacrylic group or the nitrile or amide derivative thereof (e.g., acrylamide, acrylate ester, etc.)
[List of Patents for class 428 subclass 65.2]  65.2           Subclass 65.2 indent level is 3 Adhesive containing
[List of Patents for class 428 subclass 65.3]  65.3           Subclass 65.3 indent level is 2 Magnetic recording medium or carrier
[List of Patents for class 428 subclass 65.4]  65.4           Subclass 65.4 indent level is 3 Lubricant containing
[List of Patents for class 428 subclass 65.5]  65.5           Subclass 65.5 indent level is 3 Protective layer containing
[List of Patents for class 428 subclass 65.6]  65.6           Subclass 65.6 indent level is 3 Aluminum containing
[List of Patents for class 428 subclass 65.7]  65.7           Subclass 65.7 indent level is 3 Chromium containing
[List of Patents for class 428 subclass 65.8]  65.8           Subclass 65.8 indent level is 2 Lubricant containing
[List of Patents for class 428 subclass 65.9]  65.9           Subclass 65.9 indent level is 2 Fibrous material containing
[List of Patents for class 428 subclass 66.1]  66.1           Subclass 66.1 indent level is 1 Gear
[List of Patents for class 428 subclass 66.2]  66.2           Subclass 66.2 indent level is 1 Frictional
[List of Patents for class 428 subclass 66.3]  66.3           Subclass 66.3 indent level is 1 End closure
[List of Patents for class 428 subclass 66.4]  66.4           Subclass 66.4 indent level is 1 Seal, gasket, or packing
[List of Patents for class 428 subclass 66.5]  66.5           Subclass 66.5 indent level is 1 Ornamental, decorative, pattern, or indicia
[List of Patents for class 428 subclass 66.6]  66.6           Subclass 66.6 indent level is 1 Aperture containing
[List of Patents for class 428 subclass 66.7]  66.7           Subclass 66.7 indent level is 1 Edge structure
[List of Patents for class 428 subclass 67]  67           NONPARTICULATE ELEMENT EMBEDDED OR INLAID IN SUBSTRATE AND VISIBLE
[List of Patents for class 428 subclass 68]  68           SHEET INCLUDING COVER OR CASING
[List of Patents for class 428 subclass 69]  69           Subclass 69 indent level is 1 Filled with gas other than air; or under vacuum
[List of Patents for class 428 subclass 70]  70           Subclass 70 indent level is 1 Encased layer derived from inorganic settable ingredient
[List of Patents for class 428 subclass 71]  71           Subclass 71 indent level is 1 Foamed or expanded material encased
[List of Patents for class 428 subclass 72]  72           Subclass 72 indent level is 1 Including elements cooperating to form cells
[List of Patents for class 428 subclass 73]  73           Subclass 73 indent level is 2 Honeycomb type cells extend perpendicularly to nonthickness layer
[List of Patents for class 428 subclass 74]  74           Subclass 74 indent level is 1 Noninterengaged fibered material encased (e.g., mat, batt, etc.)
[List of Patents for class 428 subclass 75]  75           Subclass 75 indent level is 2 Metal cover or casing
[List of Patents for class 428 subclass 76]  76           Subclass 76 indent level is 1 Complete cover or casing
[List of Patents for class 428 subclass 77]  77           SHEET FACING AND LONGITUDINALLY NONCOEXTENSIVE WITH WEB OR OTHER SHEET
[List of Patents for class 428 subclass 78]  78           Subclass 78 indent level is 1 Sheet smaller in both length and width
[List of Patents for class 428 subclass 79]  79           Subclass 79 indent level is 2 Smaller sheet has decorative outline
[List of Patents for class 428 subclass 80]  80           NONRECTANGULAR SHEET
[List of Patents for class 428 subclass 81]  81           PERIMETER OR CORNER STRUCTURE OF SHEET (EXCLUDING MERE RECTANGULAR)
[List of Patents for class 428 subclass 82]  82           Subclass 82 indent level is 1 Pile or nap type surface
[List of Patents for class 428 subclass 83]  83           Subclass 83 indent level is 1 Channel or U-shaped perimeter
[List of Patents for class 428 subclass 84]  84           Subclass 84 indent level is 1 Paper sheet
[List of Patents for class 428 subclass 85]  85           PILE OR NAP TYPE SURFACE OR COMPONENT
[List of Patents for class 428 subclass 86]  86           Subclass 86 indent level is 1 Interlaminar
[List of Patents for class 428 subclass 87]  87           Subclass 87 indent level is 1 With particles
[List of Patents for class 428 subclass 88]  88           Subclass 88 indent level is 1 Edge feature or configured or discontinuous surface
[List of Patents for class 428 subclass 89]  89           Subclass 89 indent level is 2 Differential pile length or surface
[List of Patents for class 428 subclass 90]  90           Subclass 90 indent level is 1 Flock surface
[List of Patents for class 428 subclass 91]  91           Subclass 91 indent level is 1 Nap type surface
[List of Patents for class 428 subclass 92]  92           Subclass 92 indent level is 1 Particular shape or structure of pile
[List of Patents for class 428 subclass 93]  93           Subclass 93 indent level is 2 U-, V-, or W-shaped or continuous strand, filamentary material
[List of Patents for class 428 subclass 94]  94           Subclass 94 indent level is 3 Continuous strand with adhesive bond to backing
[List of Patents for class 428 subclass 95]  95           Subclass 95 indent level is 1 Particular backing structure or composition
[List of Patents for class 428 subclass 96]  96           Subclass 96 indent level is 1 With coating, impregnation, or bond
[List of Patents for class 428 subclass 97]  97           Subclass 97 indent level is 1 Composition of pile or adhesive
[List of Patents for class 428 subclass 98]  98           STRUCTURALLY DEFINED WEB OR SHEET (E.G., OVERALL DIMENSION, ETC.)
[List of Patents for class 428 subclass 99]  99           Subclass 99 indent level is 1 Including fastener for attaching to external surface
[List of Patents for class 428 subclass 100]  100           Subclass 100 indent level is 2 Hook or barb
[List of Patents for class 428 subclass 101]  101           Subclass 101 indent level is 1 Superposed movable attached layers or components
[List of Patents for class 428 subclass 102]  102           Subclass 102 indent level is 1 Including stitching and discrete fastener(s), coating or bond
[List of Patents for class 428 subclass 103]  103           Subclass 103 indent level is 2 Discontinuous or differential coating, impregnation, or bond
[List of Patents for class 428 subclass 104]  104           Subclass 104 indent level is 3 Coating, impregnation, or bond in stitching zone only
[List of Patents for class 428 subclass 105]  105           Subclass 105 indent level is 1 Including grain, strips, or filamentary elements in respective layers or components in angular relation
[List of Patents for class 428 subclass 106]  106           Subclass 106 indent level is 2 Wood grain
[List of Patents for class 428 subclass 107]  107           Subclass 107 indent level is 2 Strand or strand-portions
[List of Patents for class 428 subclass 108]  108           Subclass 108 indent level is 3 Nonlinear strands or strand-portions
[List of Patents for class 428 subclass 109]  109           Subclass 109 indent level is 3 With additional layer(s)
[List of Patents for class 428 subclass 110]  110           Subclass 110 indent level is 4 On each side of strands or strand-portions
[List of Patents for class 428 subclass 111]  111           Subclass 111 indent level is 5 Including mechanically interengaged strands, strand-portions or strand-like strips
[List of Patents for class 428 subclass 112]  112           Subclass 112 indent level is 3 Oblique to direction of web
[List of Patents for class 428 subclass 113]  113           Subclass 113 indent level is 2 Fibers
[List of Patents for class 428 subclass 114]  114           Subclass 114 indent level is 1 Including grain, strips, or filamentary elements in different layers or components parallel
[List of Patents for class 428 subclass 115]  115           Subclass 115 indent level is 1 Including fringe
[List of Patents for class 428 subclass 116]  116           Subclass 116 indent level is 1 Honeycomb-like
[List of Patents for class 428 subclass 117]  117           Subclass 117 indent level is 2 Filled honeycomb cells (e.g., solid substance in cavities, etc.)
[List of Patents for class 428 subclass 118]  118           Subclass 118 indent level is 2 Hexagonally shaped cavities
[List of Patents for class 428 subclass 119]  119           Subclass 119 indent level is 1 Including sheet or component perpendicular to plane of web or sheet
[List of Patents for class 428 subclass 120]  120           Subclass 120 indent level is 2 Inward from edge of web or sheet
[List of Patents for class 428 subclass 121]  121           Subclass 121 indent level is 1 Fold at edge
[List of Patents for class 428 subclass 122]  122           Subclass 122 indent level is 2 Channel-shaped edge component (e.g., binding, etc.)
[List of Patents for class 428 subclass 123]  123           Subclass 123 indent level is 2 With strand(s) or strand-portion(s) between layers (e.g., upholstery trim, etc.)
[List of Patents for class 428 subclass 124]  124           Subclass 124 indent level is 2 Acute or reverse fold of exterior component
[List of Patents for class 428 subclass 125]  125           Subclass 125 indent level is 3 Embedded in body of web
[List of Patents for class 428 subclass 126]  126           Subclass 126 indent level is 3 At opposed marginal edges
[List of Patents for class 428 subclass 127]  127           Subclass 127 indent level is 4 Annular cover
[List of Patents for class 428 subclass 128]  128           Subclass 128 indent level is 5 One piece
[List of Patents for class 428 subclass 129]  129           Subclass 129 indent level is 6 Abutted or lapped seam
[List of Patents for class 428 subclass 130]  130           Subclass 130 indent level is 2 Particular fold structure (e.g., beveled, etc.)
[List of Patents for class 428 subclass 131]  131           Subclass 131 indent level is 1 Including aperture
[List of Patents for class 428 subclass 132]  132           Subclass 132 indent level is 2 Struck out portion type
[List of Patents for class 428 subclass 133]  133           Subclass 133 indent level is 3 Embedded or interlocked
[List of Patents for class 428 subclass 134]  134           Subclass 134 indent level is 2 Noncircular aperture (e.g., slit, diamond, rectangular, etc.)
[List of Patents for class 428 subclass 135]  135           Subclass 135 indent level is 3 Diamond or hexagonal
[List of Patents for class 428 subclass 136]  136           Subclass 136 indent level is 3 Slit or elongated
[List of Patents for class 428 subclass 137]  137           Subclass 137 indent level is 2 Composite web or sheet
[List of Patents for class 428 subclass 138]  138           Subclass 138 indent level is 3 Including nonapertured component
[List of Patents for class 428 subclass 139]  139           Subclass 139 indent level is 4 Keyed
[List of Patents for class 428 subclass 140]  140           Subclass 140 indent level is 5 From both sides
[List of Patents for class 428 subclass 141]  141           Subclass 141 indent level is 1 Continuous and nonuniform or irregular surface on layer or component (e.g., roofing, etc.)
[List of Patents for class 428 subclass 142]  142           Subclass 142 indent level is 2 With transparent or protective coating
[List of Patents for class 428 subclass 143]  143           Subclass 143 indent level is 2 Particulate matter
[List of Patents for class 428 subclass 144]  144           Subclass 144 indent level is 3 Coated
[List of Patents for class 428 subclass 145]  145           Subclass 145 indent level is 4 Silicon containing coating
[List of Patents for class 428 subclass 146]  146           Subclass 146 indent level is 3 Carbohydrate
[List of Patents for class 428 subclass 147]  147           Subclass 147 indent level is 3 Polymer or resin (e.g., natural or synthetic rubber, etc.)
[List of Patents for class 428 subclass 148]  148           Subclass 148 indent level is 3 Metal or metal compound
[List of Patents for class 428 subclass 149]  149           Subclass 149 indent level is 3 Silicon containing
[List of Patents for class 428 subclass 150]  150           Subclass 150 indent level is 4 Sand, clay, or crushed rock or slate
[List of Patents for class 428 subclass 151]  151           Subclass 151 indent level is 2 Artificial wood or leather grain surface
[List of Patents for class 428 subclass 152]  152           Subclass 152 indent level is 2 Wrinkled, creased, crinkled or creped
[List of Patents for class 428 subclass 153]  153           Subclass 153 indent level is 3 Paper
[List of Patents for class 428 subclass 154]  154           Subclass 154 indent level is 4 Plural paper components
[List of Patents for class 428 subclass 155]  155           Subclass 155 indent level is 2 Crackled, crazed or slit
[List of Patents for class 428 subclass 156]  156           Subclass 156 indent level is 1 Including variation in thickness
[List of Patents for class 428 subclass 157]  157           Subclass 157 indent level is 2 Differential nonuniformity at margin
[List of Patents for class 428 subclass 158]  158           Subclass 158 indent level is 2 Foamed or cellular component
[List of Patents for class 428 subclass 159]  159           Subclass 159 indent level is 3 Component comprises a polymer (e.g., rubber, etc.)
[List of Patents for class 428 subclass 160]  160           Subclass 160 indent level is 4 Polyurethane
[List of Patents for class 428 subclass 161]  161           Subclass 161 indent level is 2 With component conforming to contour of nonplanar surface
[List of Patents for class 428 subclass 162]  162           Subclass 162 indent level is 3 And conforming component on an opposite nonplanar surface
[List of Patents for class 428 subclass 163]  163           Subclass 163 indent level is 3 Parallel ribs and/or grooves
[List of Patents for class 428 subclass 164]  164           Subclass 164 indent level is 3 Containing metal or metal compound
[List of Patents for class 428 subclass 165]  165           Subclass 165 indent level is 3 Including cellulosic or natural rubber component
[List of Patents for class 428 subclass 166]  166           Subclass 166 indent level is 2 Interlaminar spaces
[List of Patents for class 428 subclass 167]  167           Subclass 167 indent level is 2 Parallel ribs and/or grooves
[List of Patents for class 428 subclass 168]  168           Subclass 168 indent level is 3 With particulate matter
[List of Patents for class 428 subclass 169]  169           Subclass 169 indent level is 3 Oblique to longitudinal axis of web or sheet
[List of Patents for class 428 subclass 170]  170           Subclass 170 indent level is 2 And varying density
[List of Patents for class 428 subclass 171]  171           Subclass 171 indent level is 3 Fiber containing component
[List of Patents for class 428 subclass 172]  172           Subclass 172 indent level is 2 Composite web or sheet
[List of Patents for class 428 subclass 173]  173           Subclass 173 indent level is 3 With partial filling of valleys on outer surface
[List of Patents for class 428 subclass 174]  174           Subclass 174 indent level is 1 Nonplanar uniform thickness material
[List of Patents for class 428 subclass 175]  175           Subclass 175 indent level is 2 Embodying mechanically interengaged strand(s), strand-portion(s) or strand-like strip(s) (e.g., weave, knit, etc.)
[List of Patents for class 428 subclass 176]  176           Subclass 176 indent level is 3 With folds in parallel planes
[List of Patents for class 428 subclass 177]  177           Subclass 177 indent level is 2 Differential nonplanarity at margin
[List of Patents for class 428 subclass 178]  178           Subclass 178 indent level is 2 Forming, or cooperating to form cells
[List of Patents for class 428 subclass 179]  179           Subclass 179 indent level is 2 Aligned or parallel nonplanarities
[List of Patents for class 428 subclass 180]  180           Subclass 180 indent level is 3 Waffle-form
[List of Patents for class 428 subclass 181]  181           Subclass 181 indent level is 3 Pleats or otherwise parallel adjacent folds
[List of Patents for class 428 subclass 182]  182           Subclass 182 indent level is 3 Parallel corrugations
[List of Patents for class 428 subclass 183]  183           Subclass 183 indent level is 4 With locally deformed crests or intersecting series of corrugations
[List of Patents for class 428 subclass 184]  184           Subclass 184 indent level is 4 Plural corrugated components
[List of Patents for class 428 subclass 185]  185           Subclass 185 indent level is 5 With corrugations of respective components intersecting in plane projection
[List of Patents for class 428 subclass 186]  186           Subclass 186 indent level is 5 With planar component
[List of Patents for class 428 subclass 187]  187           Subclass 187 indent level is 2 Ornamental design or indicia
[List of Patents for class 428 subclass 188]  188           Subclass 188 indent level is 1 Longitudinal or transverse tubular cavity or cell
[List of Patents for class 428 subclass 189]  189           Subclass 189 indent level is 1 Laterally noncoextensive components
[List of Patents for class 428 subclass 190]  190           Subclass 190 indent level is 2 Fabric, cloth or textile component
[List of Patents for class 428 subclass 191]  191           Subclass 191 indent level is 2 Cellulosic
[List of Patents for class 428 subclass 192]  192           Subclass 192 indent level is 1 Edge feature
[List of Patents for class 428 subclass 193]  193           Subclass 193 indent level is 2 Including layer embodying mechanically interengaged strands, strand portions or strand-like strips (e.g., weave, knit, etc.)
[List of Patents for class 428 subclass 194]  194           Subclass 194 indent level is 2 Comprising discontinuous or differential impregnation or bond
[List of Patents for class 428 subclass 195.1]  195.1           Subclass 195.1 indent level is 1 Discontinuous or differential coating, impregnation or bond (e.g., artwork, printing, retouched photograph, etc.)
[List of Patents for class 428 subclass 196]  196           Subclass 196 indent level is 2 Including layer of mechanically interengaged strands, strand-portions or strand-like strips
[List of Patents for class 428 subclass 197]  197           Subclass 197 indent level is 3 Knitted, with particular or differential bond sites or intersections
[List of Patents for class 428 subclass 198]  198           Subclass 198 indent level is 2 Spot bonds connect components
[List of Patents for class 428 subclass 199]  199           Subclass 199 indent level is 2 Including developable image or soluble portion in coating or impregnation (e.g., safety paper, etc.)
[List of Patents for class 428 subclass 200]  200           Subclass 200 indent level is 2 With heat sealable or heat releasable adhesive layer
[List of Patents for class 428 subclass 201]  201           Subclass 201 indent level is 2 Intermediate layer is discontinuous or differential
[List of Patents for class 428 subclass 202]  202           Subclass 202 indent level is 3 With outer strippable or release layer
[List of Patents for class 428 subclass 203]  203           Subclass 203 indent level is 3 Translucent outer layer
[List of Patents for class 428 subclass 204]  204           Subclass 204 indent level is 4 Intermediate layer contains particulate material (e.g., pigment, etc.)
[List of Patents for class 428 subclass 205]  205           Subclass 205 indent level is 4 Translucent layer comprises natural oil, wax, resin, gum, glue, gelatin
[List of Patents for class 428 subclass 206]  206           Subclass 206 indent level is 2 Including particulate material
[List of Patents for class 428 subclass 207]  207           Subclass 207 indent level is 3 Including coloring matter
[List of Patents for class 428 subclass 208]  208           Subclass 208 indent level is 3 Free metal or mineral containing
[List of Patents for class 428 subclass 209]  209           Subclass 209 indent level is 2 Including metal layer
[List of Patents for class 428 subclass 210]  210           Subclass 210 indent level is 2 Including ceramic, glass, porcelain or quartz layer
[List of Patents for class 428 subclass 211.1]  211.1           Subclass 211.1 indent level is 2 Including paper layer
[List of Patents for class 428 subclass 212]  212           Subclass 212 indent level is 1 Including components having same physical characteristic in differing degree
[List of Patents for class 428 subclass 213]  213           Subclass 213 indent level is 2 Thickness (relative or absolute)
[List of Patents for class 428 subclass 214]  214           Subclass 214 indent level is 3 Of adhesive layers
[List of Patents for class 428 subclass 215]  215           Subclass 215 indent level is 3 Absolute thicknesses specified
[List of Patents for class 428 subclass 216]  216           Subclass 216 indent level is 4 No layer or component greater than 5 mils thick
[List of Patents for class 428 subclass 217]  217           Subclass 217 indent level is 2 Hardness
[List of Patents for class 428 subclass 218]  218           Subclass 218 indent level is 2 Density or compression of components
[List of Patents for class 428 subclass 219]  219           Subclass 219 indent level is 1 Weight per unit area specified
[List of Patents for class 428 subclass 220]  220           Subclass 220 indent level is 1 Physical dimension specified
[List of Patents for class 428 subclass 221]  221           WEB OR SHEET CONTAINING STRUCTURALLY DEFINED ELEMENT OR COMPONENT
[List of Patents for class 428 subclass 222]  222           Subclass 222 indent level is 1 Embodying intertwined or helical component(s)
[List of Patents for class 428 subclass 223]  223           Subclass 223 indent level is 1 Including interlaminar mechanical fastener
Class 442 is an integral part of this Class (Class 428), as shown by the position of this box, and follows the schedule hierarchy of this Class, retaining all pertinent definitions and Class lines of this class.
[List of Patents for class 428 subclass 292.1]  292.1           Subclass 292.1 indent level is 1 Noninterengaged fiber-containing paper-free web or sheet which is not of specified porosity
[List of Patents for class 428 subclass 292.4]  292.4           Subclass 292.4 indent level is 2 Fiber-containing wood product (e.g., hardboard, lumber, or wood board, etc.)
[List of Patents for class 428 subclass 292.7]  292.7           Subclass 292.7 indent level is 2 Including paper layer
[List of Patents for class 428 subclass 293.1]  293.1           Subclass 293.1 indent level is 2 Fiber embedded in a metal matrix
[List of Patents for class 428 subclass 293.4]  293.4           Subclass 293.4 indent level is 2 Fiber embedded in a ceramic, glass, or carbon matrix
[List of Patents for class 428 subclass 293.7]  293.7           Subclass 293.7 indent level is 3 Fibers are aligned substantially parallel
[List of Patents for class 428 subclass 294.1]  294.1           Subclass 294.1 indent level is 4 Fiber is precoated
[List of Patents for class 428 subclass 294.4]  294.4           Subclass 294.4 indent level is 3 Free metal or alloy fiber
[List of Patents for class 428 subclass 294.7]  294.7           Subclass 294.7 indent level is 2 Fiber embedded in a layer derived from a water-settable material (e.g., cement, gypsum, etc.)
[List of Patents for class 428 subclass 295.1]  295.1           Subclass 295.1 indent level is 2 Fiber embedded in or on the surface of a natural or synthetic rubber matrix
[List of Patents for class 428 subclass 295.4]  295.4           Subclass 295.4 indent level is 3 Fibers are aligned substantially parallel
[List of Patents for class 428 subclass 295.7]  295.7           Subclass 295.7 indent level is 4 Fiber is nonlinear (e.g., crimped, sinusoidal, etc.)
[List of Patents for class 428 subclass 296.1]  296.1           Subclass 296.1 indent level is 4 Fiber is precoated
[List of Patents for class 428 subclass 296.4]  296.4           Subclass 296.4 indent level is 3 Fiber is precoated
[List of Patents for class 428 subclass 296.7]  296.7           Subclass 296.7 indent level is 3 Composite or conjugate fiber (e.g., fiber contains more than one chemically different material in monofilament or multifilament form, etc.)
[List of Patents for class 428 subclass 297.1]  297.1           Subclass 297.1 indent level is 3 Two or more layers
[List of Patents for class 428 subclass 297.4]  297.4           Subclass 297.4 indent level is 2 Fiber embedded in or on the surface of a polymeric matrix
[List of Patents for class 428 subclass 297.7]  297.7           Subclass 297.7 indent level is 3 Fiber is on the surface of a polymeric matrix having no embedded portion
[List of Patents for class 428 subclass 298.1]  298.1           Subclass 298.1 indent level is 3 Fibers are aligned substantially parallel
[List of Patents for class 428 subclass 298.4]  298.4           Subclass 298.4 indent level is 4 Fiber is nonlinear (e.g., crimped, sinusoidal, etc.)
[List of Patents for class 428 subclass 298.7]  298.7           Subclass 298.7 indent level is 4 Fiber is precoated
[List of Patents for class 428 subclass 299.1]  299.1           Subclass 299.1 indent level is 4 Carbon or carbonaceous fiber
[List of Patents for class 428 subclass 299.4]  299.4           Subclass 299.4 indent level is 4 Glass fiber
[List of Patents for class 428 subclass 299.7]  299.7           Subclass 299.7 indent level is 4 Polymeric fiber
[List of Patents for class 428 subclass 300.1]  300.1           Subclass 300.1 indent level is 3 Fiber is precoated
[List of Patents for class 428 subclass 300.4]  300.4           Subclass 300.4 indent level is 3 Two or more chemically different fibers
[List of Patents for class 428 subclass 300.7]  300.7           Subclass 300.7 indent level is 3 Two or more layers
[List of Patents for class 428 subclass 301.1]  301.1           Subclass 301.1 indent level is 4 Including a free metal or alloy constituent
[List of Patents for class 428 subclass 301.4]  301.4           Subclass 301.4 indent level is 4 At least one thermosetting synthetic polymeric material layer
[List of Patents for class 428 subclass 304.4]  304.4           Subclass 304.4 indent level is 1 Composite having voids in a component (e.g., porous, cellular, etc.)
[List of Patents for class 428 subclass 305.5]  305.5           Subclass 305.5 indent level is 2 With chemically effective material or specified gas other than air, N, or carbon dioxide in void-containing component
[List of Patents for class 428 subclass 306.6]  306.6           Subclass 306.6 indent level is 2 Void-containing component partially impregnated with adjacent component
[List of Patents for class 428 subclass 307.3]  307.3           Subclass 307.3 indent level is 3 Void-containing component is inorganic
[List of Patents for class 428 subclass 307.7]  307.7           Subclass 307.7 indent level is 4 Inorganic impregnant
[List of Patents for class 428 subclass 308.4]  308.4           Subclass 308.4 indent level is 3 Void-containing component is synthetic resin or natural rubbers
[List of Patents for class 428 subclass 308.8]  308.8           Subclass 308.8 indent level is 3 Void-containing component is wood or paper
[List of Patents for class 428 subclass 309.9]  309.9           Subclass 309.9 indent level is 2 With internal element bridging layers, nonplanar interface between layers, or intermediate layer of commingled adjacent foam layers
[List of Patents for class 428 subclass 310.5]  310.5           Subclass 310.5 indent level is 2 With gradual property change within a component
[List of Patents for class 428 subclass 311.11]  311.11           Subclass 311.11 indent level is 2 Void-containing component has a continuous matrix of fibers only (e.g., porous paper, etc.)
[List of Patents for class 428 subclass 311.31]  311.31           Subclass 311.31 indent level is 3 And a force disintegratable component (e.g., stencil sheet, etc.)
[List of Patents for class 428 subclass 311.51]  311.51           Subclass 311.51 indent level is 3 Fibers of defined composition
[List of Patents for class 428 subclass 311.71]  311.71           Subclass 311.71 indent level is 4 Cellulosic
[List of Patents for class 428 subclass 311.91]  311.91           Subclass 311.91 indent level is 5 Plural cellulosic components
[List of Patents for class 428 subclass 312.2]  312.2           Subclass 312.2 indent level is 2 Inorganic matrix in void-containing component
[List of Patents for class 428 subclass 312.4]  312.4           Subclass 312.4 indent level is 3 Of hydraulic-setting material
[List of Patents for class 428 subclass 312.6]  312.6           Subclass 312.6 indent level is 3 Of silicon-containing material (e.g., glass, etc.)
[List of Patents for class 428 subclass 312.8]  312.8           Subclass 312.8 indent level is 3 Of metal-containing material
[List of Patents for class 428 subclass 313.3]  313.3           Subclass 313.3 indent level is 2 Preformed hollow element-containing
[List of Patents for class 428 subclass 313.5]  313.5           Subclass 313.5 indent level is 3 Resin or rubber element
[List of Patents for class 428 subclass 313.7]  313.7           Subclass 313.7 indent level is 3 Mineral element
[List of Patents for class 428 subclass 313.9]  313.9           Subclass 313.9 indent level is 3 Metal- or silicon-containing element
[List of Patents for class 428 subclass 314.2]  314.2           Subclass 314.2 indent level is 2 Void shape specified (e.g., crushed, flat, round, etc.)
[List of Patents for class 428 subclass 314.4]  314.4           Subclass 314.4 indent level is 2 Voids specified as closed
[List of Patents for class 428 subclass 314.8]  314.8           Subclass 314.8 indent level is 3 Specified thickness of void-containing component (absolute or relative), numerical cell dimension or density
[List of Patents for class 428 subclass 315.5]  315.5           Subclass 315.5 indent level is 2 Voids specified as micro
[List of Patents for class 428 subclass 315.7]  315.7           Subclass 315.7 indent level is 3 Specified thickness of void-containing component (absolute or relative) or numerical cell dimension
[List of Patents for class 428 subclass 315.9]  315.9           Subclass 315.9 indent level is 3 Composite has more than two layers
[List of Patents for class 428 subclass 316.6]  316.6           Subclass 316.6 indent level is 2 Plural void-containing components
[List of Patents for class 428 subclass 317.1]  317.1           Subclass 317.1 indent level is 2 With component specified as adhesive or bonding agent
[List of Patents for class 428 subclass 317.3]  317.3           Subclass 317.3 indent level is 3 As outermost component
[List of Patents for class 428 subclass 317.5]  317.5           Subclass 317.5 indent level is 3 Adhesive or bonding component contains voids
[List of Patents for class 428 subclass 317.7]  317.7           Subclass 317.7 indent level is 3 Composition of adhesive or bonding component specified
[List of Patents for class 428 subclass 317.9]  317.9           Subclass 317.9 indent level is 2 Void-containing component contains also a solid fiber or solid particle
[List of Patents for class 428 subclass 318.4]  318.4           Subclass 318.4 indent level is 2 With nonvoid component of specified composition
[List of Patents for class 428 subclass 318.6]  318.6           Subclass 318.6 indent level is 3 Of about the same composition as, and adjacent to, the void-containing component
[List of Patents for class 428 subclass 318.8]  318.8           Subclass 318.8 indent level is 4 Integrally formed skin
[List of Patents for class 428 subclass 319.1]  319.1           Subclass 319.1 indent level is 3 Inorganic
[List of Patents for class 428 subclass 319.3]  319.3           Subclass 319.3 indent level is 3 Synthetic resin or natural rubbers
[List of Patents for class 428 subclass 319.7]  319.7           Subclass 319.7 indent level is 4 Linear or thermoplastic
[List of Patents for class 428 subclass 319.9]  319.9           Subclass 319.9 indent level is 5 Hydrocarbon polymer
[List of Patents for class 428 subclass 320.2]  320.2           Subclass 320.2 indent level is 1 Composite having a component wherein a constituent is liquid or is contained within preformed walls (e.g., impregnant-filled, previously void containing component, etc.)
[List of Patents for class 428 subclass 321.1]  321.1           Subclass 321.1 indent level is 2 Constituent is in liquid form
[List of Patents for class 428 subclass 321.3]  321.3           Subclass 321.3 indent level is 3 Ink in pores
[List of Patents for class 428 subclass 321.5]  321.5           Subclass 321.5 indent level is 3 Encapsulated liquid
[List of Patents for class 428 subclass 322.2]  322.2           Subclass 322.2 indent level is 2 Indefinite plurality of similar impregnated thin sheets (e.g., "decorative laminate" type, etc.)
[List of Patents for class 428 subclass 322.7]  322.7           Subclass 322.7 indent level is 2 Differentially filled foam, filled plural layers, or filled layer with coat of filling material
[List of Patents for class 428 subclass 323]  323           Subclass 323 indent level is 1 Including a second component containing structurally defined particles
[List of Patents for class 428 subclass 324]  324           Subclass 324 indent level is 2 Mica
[List of Patents for class 428 subclass 325]  325           Subclass 325 indent level is 2 Glass or ceramic (i.e., fired or glazed clay, cement, etc.) (porcelain, quartz, etc.)
[List of Patents for class 428 subclass 326]  326           Subclass 326 indent level is 2 Cellulosic (e.g., wood, paper, cork, rayon, etc.)
[List of Patents for class 428 subclass 327]  327           Subclass 327 indent level is 2 Polymeric or resinous material
[List of Patents for class 428 subclass 328]  328           Subclass 328 indent level is 2 Heavy metal or aluminum or compound thereof
[List of Patents for class 428 subclass 329]  329           Subclass 329 indent level is 3 Iron oxide or aluminum oxide
[List of Patents for class 428 subclass 330]  330           Subclass 330 indent level is 2 Alkali metal or alkaline earth metal or compound thereof
[List of Patents for class 428 subclass 331]  331           Subclass 331 indent level is 2 Silicic material
[List of Patents for class 428 subclass 332]  332           Subclass 332 indent level is 1 Physical dimension specified
[List of Patents for class 428 subclass 333]  333           Subclass 333 indent level is 2 In terms of molecular thickness or light wave length
[List of Patents for class 428 subclass 334]  334           Subclass 334 indent level is 2 Coating layer not in excess of 5 mils thick or equivalent
[List of Patents for class 428 subclass 335]  335           Subclass 335 indent level is 3 Up to 3 mils
[List of Patents for class 428 subclass 336]  336           Subclass 336 indent level is 4 1 mil or less
[List of Patents for class 428 subclass 337]  337           Subclass 337 indent level is 2 Of base or substrate
[List of Patents for class 428 subclass 338]  338           Subclass 338 indent level is 2 Monolayer with structurally defined element
[List of Patents for class 428 subclass 339]  339           Subclass 339 indent level is 2 Including synthetic resin or polymer layer or component
[List of Patents for class 428 subclass 340]  340           Subclass 340 indent level is 1 Weight per unit area specified (e.g., gms/sq cm, lbs/sq ft, etc.)
[List of Patents for class 428 subclass 341]  341           Subclass 341 indent level is 2 Of coating
[List of Patents for class 428 subclass 342]  342           Subclass 342 indent level is 3 Cellulosic substrate
[List of Patents for class 428 subclass 343]  343           Subclass 343 indent level is 1 Adhesive outermost layer
[List of Patents for class 428 subclass 344]  344           Subclass 344 indent level is 2 Next to metal
[List of Patents for class 428 subclass 345]  345           Subclass 345 indent level is 2 Including irradiated or wave energy treated component
[List of Patents for class 428 subclass 346]  346           Subclass 346 indent level is 2 Heat or solvent activated or sealable
[List of Patents for class 428 subclass 347]  347           Subclass 347 indent level is 3 Heat sealable
[List of Patents for class 428 subclass 348]  348           Subclass 348 indent level is 4 Wax containing
[List of Patents for class 428 subclass 349]  349           Subclass 349 indent level is 4 Synthetic resin or polymer
[List of Patents for class 428 subclass 350]  350           Subclass 350 indent level is 3 Water activated
[List of Patents for class 428 subclass 351]  351           Subclass 351 indent level is 2 Including moisture or waterproof component
[List of Patents for class 428 subclass 352]  352           Subclass 352 indent level is 2 With release or antistick coating
[List of Patents for class 428 subclass 353]  353           Subclass 353 indent level is 2 Including a primer layer
[List of Patents for class 428 subclass 354]  354           Subclass 354 indent level is 2 Three or more layers
[List of Patents for class 428 subclass 355R]  355R           Subclass 355R indent level is 2 Adhesive compositions
[List of Patents for class 428 subclass 356]  356           Subclass 356 indent level is 3 Including metal or compound thereof or natural rubber
[List of Patents for class 428 subclass 355RA]  355RA           Subclass 355RA indent level is 3 Having readily strippable combined with readily readhearable properties (e.g., stick-ons, etc.)
[List of Patents for class 428 subclass 355CP]  355CP           Subclass 355CP indent level is 3 Including monomer or polymer of carbohydrate (e.g., starch, dextrin, etc.) or protein (e.g., casein, animal protein, etc.) or derivative thereof
[List of Patents for class 428 subclass 355EP]  355EP           Subclass 355EP indent level is 3 Including epoxy group or epoxy polymer
[List of Patents for class 428 subclass 355AK]  355AK           Subclass 355AK indent level is 3 Including aldehyde or ketone condensation polymer (e.g., urea formaldehyde polymer, melamine formaldehyde polymer, etc.)
[List of Patents for class 428 subclass 355EN]  355EN           Subclass 355EN indent level is 3 Including addition polymer from unsaturated monomer
[List of Patents for class 428 subclass 355BL]  355BL           Subclass 355BL indent level is 4 Including addition polymer of diene monomer (e.g., SBR, SIS, etc.)
[List of Patents for class 428 subclass 355CN]  355CN           Subclass 355CN indent level is 4 Including nitrogen containing polymer (e.g., polyacrylonitrile, polymethacrylonitrile, etc.)
[List of Patents for class 428 subclass 355AC]  355AC           Subclass 355AC indent level is 4 Including addition polymer from alpha-beta unsaturated carboxylic acid (e.g., acrylic acid, methacrylic acid, etc.) or derivative thereof
[List of Patents for class 428 subclass 355N]  355N           Subclass 355N indent level is 3 Including nitrogen containing condensation polymer (e.g., polyurethane, polyisocyanate, etc.)
[List of Patents for class 428 subclass 357]  357           COATED OR STRUCTUALLY DEFINED FLAKE, PARTICLE, CELL, STRAND, STRAND PORTION, ROD, FILAMENT, MACROSCOPIC FIBER OR MASS THEREOF
[List of Patents for class 428 subclass 358]  358           Subclass 358 indent level is 1 Channel shape
[List of Patents for class 428 subclass 359]  359           Subclass 359 indent level is 1 Staple length fiber
[List of Patents for class 428 subclass 360]  360           Subclass 360 indent level is 2 Plural and with bonded intersections only
[List of Patents for class 428 subclass 361]  361           Subclass 361 indent level is 2 With coating or impregnation
[List of Patents for class 428 subclass 362]  362           Subclass 362 indent level is 2 Nonlinear (e.g., crimped, coiled, etc.)
[List of Patents for class 428 subclass 363]  363           Subclass 363 indent level is 1 Mica flake
[List of Patents for class 428 subclass 364]  364           Subclass 364 indent level is 1 Rod, strand, filament or fiber
[List of Patents for class 428 subclass 365]  365           Subclass 365 indent level is 2 Including textile, cloth or fabric
[List of Patents for class 428 subclass 366]  366           Subclass 366 indent level is 2 Including boron or compound thereof (not as steel)
[List of Patents for class 428 subclass 367]  367           Subclass 367 indent level is 2 Including free carbon or carbide or therewith (not as steel)
[List of Patents for class 428 subclass 368]  368           Subclass 368 indent level is 3 In coating or impregnation
[List of Patents for class 428 subclass 369]  369           Subclass 369 indent level is 2 Nonlinear (e.g., crimped, coiled, etc.)
[List of Patents for class 428 subclass 370]  370           Subclass 370 indent level is 3 Composite
[List of Patents for class 428 subclass 371]  371           Subclass 371 indent level is 3 Helical or coiled
[List of Patents for class 428 subclass 372]  372           Subclass 372 indent level is 2 Including structurally defined particulate matter
[List of Patents for class 428 subclass 373]  373           Subclass 373 indent level is 2 Bicomponent, conjugate, composite or collateral fibers or filaments (i.e., coextruded sheath-core or side-by-side type)
[List of Patents for class 428 subclass 374]  374           Subclass 374 indent level is 3 Fibers or filaments nonconcentric (e.g., side-by-side or eccentric, etc.)
[List of Patents for class 428 subclass 375]  375           Subclass 375 indent level is 2 Coated or with bond, impregnation or core
[List of Patents for class 428 subclass 376]  376           Subclass 376 indent level is 3 Discontinuous or tubular or cellular core
[List of Patents for class 428 subclass 377]  377           Subclass 377 indent level is 3 Wound or wrapped core or coating (i.e., spiral or helical)
[List of Patents for class 428 subclass 378]  378           Subclass 378 indent level is 3 Coating on discrete and individual rods, strands or filaments
[List of Patents for class 428 subclass 379]  379           Subclass 379 indent level is 3 Including metal or compound thereof (excluding glass, ceramic and asbestos)
[List of Patents for class 428 subclass 380]  380           Subclass 380 indent level is 4 Plural coatings
[List of Patents for class 428 subclass 381]  381           Subclass 381 indent level is 5 Free metal in coating
[List of Patents for class 428 subclass 382]  382           Subclass 382 indent level is 5 Natural rubber in coating
[List of Patents for class 428 subclass 383]  383           Subclass 383 indent level is 5 Synthetic resin or polymer in plural coatings, each of different type
[List of Patents for class 428 subclass 384]  384           Subclass 384 indent level is 5 Glass, ceramic or metal oxide in coating
[List of Patents for class 428 subclass 385]  385           Subclass 385 indent level is 4 Metal with weld modifying or stabilizing coating (e.g., flux, slag, producer, etc.)
[List of Patents for class 428 subclass 386]  386           Subclass 386 indent level is 5 Titanium compound in coating
[List of Patents for class 428 subclass 387]  387           Subclass 387 indent level is 5 Silicic material in coating
[List of Patents for class 428 subclass 388]  388           Subclass 388 indent level is 4 Glass or silicic fiber or filament with metal coating
[List of Patents for class 428 subclass 389]  389           Subclass 389 indent level is 4 Metal or metal compound in coating
[List of Patents for class 428 subclass 390]  390           Subclass 390 indent level is 4 Rubber, cellulosic or silicic material in coating
[List of Patents for class 428 subclass 391]  391           Subclass 391 indent level is 3 Silane, silicone or siloxane in coating
[List of Patents for class 428 subclass 392]  392           Subclass 392 indent level is 3 Artificial fiber or filament
[List of Patents for class 428 subclass 393]  393           Subclass 393 indent level is 4 Cellulosic
[List of Patents for class 428 subclass 394]  394           Subclass 394 indent level is 4 Synthetic resin or polymer
[List of Patents for class 428 subclass 395]  395           Subclass 395 indent level is 5 Polyamide, polyimide or polyester
[List of Patents for class 428 subclass 396]  396           Subclass 396 indent level is 3 Impregnation
[List of Patents for class 428 subclass 397]  397           Subclass 397 indent level is 2 Particular cross section
[List of Patents for class 428 subclass 398]  398           Subclass 398 indent level is 3 Tubular or cellular
[List of Patents for class 428 subclass 399]  399           Subclass 399 indent level is 3 Longitudinally varying
[List of Patents for class 428 subclass 400]  400           Subclass 400 indent level is 3 Surface characteristic
[List of Patents for class 428 subclass 401]  401           Subclass 401 indent level is 2 Physical dimension
[List of Patents for class 428 subclass 402]  402           Subclass 402 indent level is 1 Particulate matter (e.g., sphere, flake, etc.)
[List of Patents for class 428 subclass 402.2]  402.2           Subclass 402.2 indent level is 2 Microcapsule with fluid core (includes liposome)
[List of Patents for class 428 subclass 402.21]  402.21           Subclass 402.21 indent level is 3 Solid-walled microcapsule from synthetic polymer
[List of Patents for class 428 subclass 402.22]  402.22           Subclass 402.22 indent level is 4 Addition polymer from unsaturated monomers only
[List of Patents for class 428 subclass 402.24]  402.24           Subclass 402.24 indent level is 2 Microcapsule with solid core (includes liposome)
[List of Patents for class 428 subclass 403]  403           Subclass 403 indent level is 2 Coated
[List of Patents for class 428 subclass 404]  404           Subclass 404 indent level is 3 Silicic or refractory material containing (e.g., tungsten oxide, glass, cement, etc.)
[List of Patents for class 428 subclass 405]  405           Subclass 405 indent level is 4 Silane, siloxane or silicone coating
[List of Patents for class 428 subclass 406]  406           Subclass 406 indent level is 4 Glass particles or spheres
[List of Patents for class 428 subclass 407]  407           Subclass 407 indent level is 3 Including synthetic resin or polymer
[List of Patents for class 428 subclass 408]  408           SELF-SUSTAINING CARBON MASS OR LAYER WITH IMPREGNANT OR OTHER LAYER
[List of Patents for class 428 subclass 409]  409           SURFACE PROPERTY OR CHARACTERISTIC OF WEB, SHEET OR BLOCK
[List of Patents for class 428 subclass 410]  410           Subclass 410 indent level is 1 Surface modified glass (e.g., tempered, strengthened, etc.)
[List of Patents for class 428 subclass 411.1]  411.1           COMPOSITE (NONSTRUCTURAL LAMINATE)
[List of Patents for class 428 subclass 412]  412           Subclass 412 indent level is 1 Of polycarbonate
[List of Patents for class 428 subclass 413]  413           Subclass 413 indent level is 1 Of epoxy ether
[List of Patents for class 428 subclass 414]  414           Subclass 414 indent level is 2 As intermediate layer
[List of Patents for class 428 subclass 415]  415           Subclass 415 indent level is 3 Next to glass or quartz
[List of Patents for class 428 subclass 416]  416           Subclass 416 indent level is 3 Next to metal
[List of Patents for class 428 subclass 417]  417           Subclass 417 indent level is 2 Next to glass or quartz
[List of Patents for class 428 subclass 418]  418           Subclass 418 indent level is 2 Next to metal
[List of Patents for class 428 subclass 419]  419           Subclass 419 indent level is 1 Of polythioether
[List of Patents for class 428 subclass 420]  420           Subclass 420 indent level is 1 Including interfacial reaction product of adjacent layers
[List of Patents for class 428 subclass 421]  421           Subclass 421 indent level is 1 Of fluorinated addition polymer from unsaturated monomers
[List of Patents for class 428 subclass 422]  422           Subclass 422 indent level is 2 Addition polymer is perhalogenated
[List of Patents for class 428 subclass 422.8]  422.8           Subclass 422.8 indent level is 1 Of polyisocyanurate
[List of Patents for class 428 subclass 423.1]  423.1           Subclass 423.1 indent level is 1 Of polyamidoester (polyurethane, polyisocyanate, polycarbamate, etc.)
[List of Patents for class 428 subclass 423.3]  423.3           Subclass 423.3 indent level is 2 Next to second layer of polyamidoester
[List of Patents for class 428 subclass 423.4]  423.4           Subclass 423.4 indent level is 2 Next to animal skin or membrane
[List of Patents for class 428 subclass 423.5]  423.5           Subclass 423.5 indent level is 2 Next to polyamide (nylon, etc.)
[List of Patents for class 428 subclass 423.7]  423.7           Subclass 423.7 indent level is 2 Next to polyester (polyethylene terephthalate, etc.)
[List of Patents for class 428 subclass 423.9]  423.9           Subclass 423.9 indent level is 2 Next to natural rubber
[List of Patents for class 428 subclass 424.2]  424.2           Subclass 424.2 indent level is 2 Next to addition polymer of ethylenically unsaturated monomer
[List of Patents for class 428 subclass 424.4]  424.4           Subclass 424.4 indent level is 3 Ester monomer type (polyvinylacetate, etc.)
[List of Patents for class 428 subclass 424.6]  424.6           Subclass 424.6 indent level is 3 Halide monomer type (polyvinyl chloride, etc.)
[List of Patents for class 428 subclass 424.7]  424.7           Subclass 424.7 indent level is 3 Nitrile monomer type (polyacrylonitrile, etc.)
[List of Patents for class 428 subclass 424.8]  424.8           Subclass 424.8 indent level is 3 Hydrocarbon polymer (polyethylene, polybutadiene, etc.)
[List of Patents for class 428 subclass 425.1]  425.1           Subclass 425.1 indent level is 2 Next to cellulosic
[List of Patents for class 428 subclass 425.3]  425.3           Subclass 425.3 indent level is 2 Next to aldehyde or ketone condensation product (phenol-aldehyde, etc.)
[List of Patents for class 428 subclass 425.5]  425.5           Subclass 425.5 indent level is 2 Next to silicon-containing (silicone, cement, etc.) layer
[List of Patents for class 428 subclass 425.6]  425.6           Subclass 425.6 indent level is 3 Quartz or glass
[List of Patents for class 428 subclass 425.8]  425.8           Subclass 425.8 indent level is 2 Next to free metal
[List of Patents for class 428 subclass 425.9]  425.9           Subclass 425.9 indent level is 2 Particulate metal or metal compound-containing
[List of Patents for class 428 subclass 426]  426           Subclass 426 indent level is 1 Of quartz or glass
[List of Patents for class 428 subclass 427]  427           Subclass 427 indent level is 2 Next to a boron containing layer
[List of Patents for class 428 subclass 428]  428           Subclass 428 indent level is 2 Next to another silicon containing layer
[List of Patents for class 428 subclass 429]  429           Subclass 429 indent level is 3 As silicone, silane or siloxane
[List of Patents for class 428 subclass 430]  430           Subclass 430 indent level is 2 Next to polyester (e.g., alkyd)
[List of Patents for class 428 subclass 431]  431           Subclass 431 indent level is 3 Cross-linked polyester (e.g., glycerol maleate-styrene, etc.)
[List of Patents for class 428 subclass 432]  432           Subclass 432 indent level is 2 Next to metal or compound thereof
[List of Patents for class 428 subclass 433]  433           Subclass 433 indent level is 3 Alloy or free metal
[List of Patents for class 428 subclass 434]  434           Subclass 434 indent level is 4 Noble metal containing
[List of Patents for class 428 subclass 435]  435           Subclass 435 indent level is 2 Next to polyamide or polyimide
[List of Patents for class 428 subclass 436]  436           Subclass 436 indent level is 2 Next to aldehyde or ketone condensation product
[List of Patents for class 428 subclass 437]  437           Subclass 437 indent level is 3 Next to acetal of polymerized unsaturated alcohol (e.g., formal butyral, etc.)
[List of Patents for class 428 subclass 438]  438           Subclass 438 indent level is 2 Next to cellulosic
[List of Patents for class 428 subclass 439]  439           Subclass 439 indent level is 3 Cellulosic ester
[List of Patents for class 428 subclass 440]  440           Subclass 440 indent level is 2 Next to natural rubber, gum, oil, rosin, wax, bituminous or tarry residue
[List of Patents for class 428 subclass 441]  441           Subclass 441 indent level is 2 Next to addition polymer from unsaturated monomers
[List of Patents for class 428 subclass 442]  442           Subclass 442 indent level is 3 Ester, halide or nitrile of addition polymer
[List of Patents for class 428 subclass 443]  443           Subclass 443 indent level is 1 Of asbestos
[List of Patents for class 428 subclass 444]  444           Subclass 444 indent level is 2 With metal layer
[List of Patents for class 428 subclass 445]  445           Subclass 445 indent level is 2 With cellulosic layer
[List of Patents for class 428 subclass 446]  446           Subclass 446 indent level is 1 Of silicon containing (not as silicon alloy)
[List of Patents for class 428 subclass 447]  447           Subclass 447 indent level is 2 As siloxane, silicone or silane
[List of Patents for class 428 subclass 448]  448           Subclass 448 indent level is 2 As intermediate layer
[List of Patents for class 428 subclass 449]  449           Subclass 449 indent level is 3 Paper as both adjacent layers
[List of Patents for class 428 subclass 450]  450           Subclass 450 indent level is 2 Next to metal
[List of Patents for class 428 subclass 451]  451           Subclass 451 indent level is 2 Next to addition polymer from unsaturated monomers, or aldehyde or ketone condensation product
[List of Patents for class 428 subclass 452]  452           Subclass 452 indent level is 2 Next to cellulosic
[List of Patents for class 428 subclass 453]  453           Subclass 453 indent level is 3 Sodium silicate
[List of Patents for class 428 subclass 454]  454           Subclass 454 indent level is 2 Sand, clay or mica (silica excluded)
[List of Patents for class 428 subclass 455]  455           Subclass 455 indent level is 1 Of cork
[List of Patents for class 428 subclass 456]  456           Subclass 456 indent level is 2 Including natural oil or gum or rosin (e.g., linoleum, etc.)
[List of Patents for class 428 subclass 457]  457           Subclass 457 indent level is 1 Of metal
[List of Patents for class 428 subclass 458]  458           Subclass 458 indent level is 2 Next to polyester, polyamide or polyimide (e.g., alkyd, glue, or nylon, etc.)
[List of Patents for class 428 subclass 459]  459           Subclass 459 indent level is 3 Natural source polyamide (e.g., casein, gelatin, etc.)
[List of Patents for class 428 subclass 460]  460           Subclass 460 indent level is 2 Next to aldehyde or ketone condensation product
[List of Patents for class 428 subclass 461]  461           Subclass 461 indent level is 2 Next to addition polymer from unsaturated monomers
[List of Patents for class 428 subclass 462]  462           Subclass 462 indent level is 3 Including polyene monomers (e.g., butadiene, etc.)
[List of Patents for class 428 subclass 463]  463           Subclass 463 indent level is 3 Ester, halide or nitrile of addition polymer
[List of Patents for class 428 subclass 464]  464           Subclass 464 indent level is 2 Next to cellulosic
[List of Patents for class 428 subclass 465]  465           Subclass 465 indent level is 2 Next to natural rubber
[List of Patents for class 428 subclass 466]  466           Subclass 466 indent level is 3 With natural rubber next to second layer of natural rubber
[List of Patents for class 428 subclass 467]  467           Subclass 467 indent level is 2 Next to natural gum, natural oil, rosin, lac or wax
[List of Patents for class 428 subclass 468]  468           Subclass 468 indent level is 2 Next to bituminous or tarry residue
[List of Patents for class 428 subclass 469]  469           Subclass 469 indent level is 2 Next to metal salt or oxide
[List of Patents for class 428 subclass 470]  470           Subclass 470 indent level is 3 Organo-metallic salt
[List of Patents for class 428 subclass 471]  471           Subclass 471 indent level is 3 Alkali or alkaline earth metal oxide
[List of Patents for class 428 subclass 472]  472           Subclass 472 indent level is 3 Refractory metal salt or oxide
[List of Patents for class 428 subclass 472.1]  472.1           Subclass 472.1 indent level is 4 Formed in situ
[List of Patents for class 428 subclass 472.2]  472.2           Subclass 472.2 indent level is 3 Aluminum or iron salt or oxide formed in situ
[List of Patents for class 428 subclass 472.3]  472.3           Subclass 472.3 indent level is 3 Phosphorus containing metal salt formed in situ
[List of Patents for class 428 subclass 473]  473           Subclass 473 indent level is 1 Of animal membrane or skin
[List of Patents for class 428 subclass 473.5]  473.5           Subclass 473.5 indent level is 1 Of polyimide
[List of Patents for class 428 subclass 474.4]  474.4           Subclass 474.4 indent level is 1 Of polyamide
[List of Patents for class 428 subclass 474.7]  474.7           Subclass 474.7 indent level is 2 Next to second layer of polyamide
[List of Patents for class 428 subclass 474.9]  474.9           Subclass 474.9 indent level is 3 At least one layer is nylon type
[List of Patents for class 428 subclass 475.2]  475.2           Subclass 475.2 indent level is 2 Next to polyester
[List of Patents for class 428 subclass 475.5]  475.5           Subclass 475.5 indent level is 2 Nylon type
[List of Patents for class 428 subclass 475.8]  475.8           Subclass 475.8 indent level is 3 Next to addition polymer from unsaturated monomer(s)
[List of Patents for class 428 subclass 476.1]  476.1           Subclass 476.1 indent level is 4 Polymer of monoethylenically unsaturated hydrocarbon
[List of Patents for class 428 subclass 476.3]  476.3           Subclass 476.3 indent level is 2 Next to addition polymer from unsaturated monomer(s)
[List of Patents for class 428 subclass 476.6]  476.6           Subclass 476.6 indent level is 3 Natural source-type polyamide
[List of Patents for class 428 subclass 476.9]  476.9           Subclass 476.9 indent level is 3 Polymer of monoethylenically unsaturated hydrocarbon
[List of Patents for class 428 subclass 477.4]  477.4           Subclass 477.4 indent level is 2 Next to aldehyde or ketone condensation product
[List of Patents for class 428 subclass 477.7]  477.7           Subclass 477.7 indent level is 2 Inorganic-containing or next to inorganic-containing
[List of Patents for class 428 subclass 478.2]  478.2           Subclass 478.2 indent level is 2 Natural source-type polyamide (e.g., casein, gelatin, etc.)
[List of Patents for class 428 subclass 478.4]  478.4           Subclass 478.4 indent level is 3 Next to cellulosic
[List of Patents for class 428 subclass 478.8]  478.8           Subclass 478.8 indent level is 4 Paper
[List of Patents for class 428 subclass 479.3]  479.3           Subclass 479.3 indent level is 2 Next to cellulosic
[List of Patents for class 428 subclass 479.6]  479.6           Subclass 479.6 indent level is 3 Paper or wood
[List of Patents for class 428 subclass 480]  480           Subclass 480 indent level is 1 Of polyester (e.g., alkyd, etc.)
[List of Patents for class 428 subclass 481]  481           Subclass 481 indent level is 2 Next to cellulosic
[List of Patents for class 428 subclass 482]  482           Subclass 482 indent level is 2 Of cross-linked polyester
[List of Patents for class 428 subclass 483]  483           Subclass 483 indent level is 2 Next to addition polymer from unsaturated monomers
[List of Patents for class 428 subclass 484.1]  484.1           Subclass 484.1 indent level is 1 Of wax or waxy material
[List of Patents for class 428 subclass 485]  485           Subclass 485 indent level is 2 Next to cellulosic
[List of Patents for class 428 subclass 486]  486           Subclass 486 indent level is 3 Cellulosic is paper
[List of Patents for class 428 subclass 487]  487           Subclass 487 indent level is 4 Glassine paper
[List of Patents for class 428 subclass 488.11]  488.11           Subclass 488.11 indent level is 4 With pigment or dye (e.g., carbon paper, hectograph paper, etc.)
[List of Patents for class 428 subclass 488.41]  488.41           Subclass 488.41 indent level is 5 Having layer over transferable material or on carrier opposite transferable material layer
[List of Patents for class 428 subclass 489]  489           Subclass 489 indent level is 1 Of bituminous or tarry residue
[List of Patents for class 428 subclass 490]  490           Subclass 490 indent level is 2 Next to cellulosic
[List of Patents for class 428 subclass 491]  491           Subclass 491 indent level is 3 Paper
[List of Patents for class 428 subclass 492]  492           Subclass 492 indent level is 1 Of natural rubber
[List of Patents for class 428 subclass 493]  493           Subclass 493 indent level is 2 Next to second layer of natural rubber
[List of Patents for class 428 subclass 494]  494           Subclass 494 indent level is 2 Next to aldehyde or ketone condensation product or addition polymer from unsaturated monomers
[List of Patents for class 428 subclass 495]  495           Subclass 495 indent level is 3 Including polyene monomers
[List of Patents for class 428 subclass 496]  496           Subclass 496 indent level is 2 Next to cellulosic
[List of Patents for class 428 subclass 497]  497           Subclass 497 indent level is 1 Of natural gum, rosin, natural oil or lac
[List of Patents for class 428 subclass 498]  498           Subclass 498 indent level is 2 Next to cellulosic
[List of Patents for class 428 subclass 499]  499           Subclass 499 indent level is 3 Natural oil
[List of Patents for class 428 subclass 500]  500           Subclass 500 indent level is 1 Of addition polymer from unsaturated monomers
[List of Patents for class 428 subclass 501]  501           Subclass 501 indent level is 2 Next to an aldehyde or ketone condensation product
[List of Patents for class 428 subclass 502]  502           Subclass 502 indent level is 3 Melamine-aldehyde
[List of Patents for class 428 subclass 503]  503           Subclass 503 indent level is 4 Impregnated or coated cellulosic material
[List of Patents for class 428 subclass 504]  504           Subclass 504 indent level is 3 Amide-aldehyde
[List of Patents for class 428 subclass 505]  505           Subclass 505 indent level is 4 Urea or modified urea-aldehyde
[List of Patents for class 428 subclass 506]  506           Subclass 506 indent level is 3 Phenol-aldehyde
[List of Patents for class 428 subclass 507]  507           Subclass 507 indent level is 2 Next to cellulosic
[List of Patents for class 428 subclass 508]  508           Subclass 508 indent level is 3 Regenerated or modified cellulose
[List of Patents for class 428 subclass 509]  509           Subclass 509 indent level is 4 Addition polymer of hydrocarbon(s) only
[List of Patents for class 428 subclass 510]  510           Subclass 510 indent level is 4 Where addition polymer is an ester or halide
[List of Patents for class 428 subclass 511]  511           Subclass 511 indent level is 3 Paper or wood
[List of Patents for class 428 subclass 512]  512           Subclass 512 indent level is 4 Addition polymer of hydrocarbon(s) only
[List of Patents for class 428 subclass 513]  513           Subclass 513 indent level is 5 Monoethylenically unsaturated
[List of Patents for class 428 subclass 514]  514           Subclass 514 indent level is 4 Ester, halide or nitrile of addition polymer
[List of Patents for class 428 subclass 515]  515           Subclass 515 indent level is 2 Next to second addition polymer from unsaturated monomers
[List of Patents for class 428 subclass 516]  516           Subclass 516 indent level is 3 Monoolefin polymer
[List of Patents for class 428 subclass 517]  517           Subclass 517 indent level is 4 Next to polyene polymer
[List of Patents for class 428 subclass 518]  518           Subclass 518 indent level is 4 Next to vinyl or vinylidene chloride polymer
[List of Patents for class 428 subclass 519]  519           Subclass 519 indent level is 3 Including polyene monomers
[List of Patents for class 428 subclass 520]  520           Subclass 520 indent level is 3 Ester, halide or nitrile of addition polymer
[List of Patents for class 428 subclass 521]  521           Subclass 521 indent level is 2 Polyene monomer-containing
[List of Patents for class 428 subclass 522]  522           Subclass 522 indent level is 2 Ester, halide or nitrile of addition polymer
[List of Patents for class 428 subclass 523]  523           Subclass 523 indent level is 2 Polymer of monoethylenically unsaturated hydrocarbon
[List of Patents for class 428 subclass 524]  524           Subclass 524 indent level is 1 Of aldehyde or ketone condensation product
[List of Patents for class 428 subclass 525]  525           Subclass 525 indent level is 2 Next to second aldehyde or ketone condensation product
[List of Patents for class 428 subclass 526]  526           Subclass 526 indent level is 2 Next to cellulosic
[List of Patents for class 428 subclass 527]  527           Subclass 527 indent level is 3 Modified or regenerated cellulose
[List of Patents for class 428 subclass 528]  528           Subclass 528 indent level is 3 Wood
[List of Patents for class 428 subclass 529]  529           Subclass 529 indent level is 4 Phenoplast
[List of Patents for class 428 subclass 530]  530           Subclass 530 indent level is 3 Paper
[List of Patents for class 428 subclass 531]  531           Subclass 531 indent level is 4 Phenoplast
[List of Patents for class 428 subclass 532]  532           Subclass 532 indent level is 1 Of carbohydrate
[List of Patents for class 428 subclass 533]  533           Subclass 533 indent level is 2 Of cellulosic next to another carbohydrate
[List of Patents for class 428 subclass 534]  534           Subclass 534 indent level is 3 Cellulosic next to another cellulosic
[List of Patents for class 428 subclass 535]  535           Subclass 535 indent level is 4 Wood or paper
[List of Patents for class 428 subclass 536]  536           Subclass 536 indent level is 4 Regenerated or modified
[List of Patents for class 428 subclass 537.1]  537.1           Subclass 537.1 indent level is 2 Of wood
[List of Patents for class 428 subclass 537.5]  537.5           Subclass 537.5 indent level is 2 Of paper
[List of Patents for class 428 subclass 537.7]  537.7           Subclass 537.7 indent level is 3 Next to layer of metal salt (e.g., plasterboard, etc.)
[List of Patents for class 428 subclass 688]  688           Subclass 688 indent level is 1 Of inorganic material
[List of Patents for class 428 subclass 689]  689           Subclass 689 indent level is 2 Metal-compound-containing layer
[List of Patents for class 428 subclass 690]  690           Subclass 690 indent level is 3 Fluroescent, phosphorescent, or luminescent layer
[List of Patents for class 428 subclass 691]  691           Subclass 691 indent level is 4 Halogen-containing
[List of Patents for class 428 subclass 692]  692           Subclass 692 indent level is 3 Defined magnetic layer
[List of Patents for class 428 subclass 693]  693           Subclass 693 indent level is 4 Next to second metal-compound-containing layer
[List of Patents for class 428 subclass 694R]  694R           Subclass 694R indent level is 4 Dynamic recording medium
[List of Patents for class 428 subclass 694ML]  694ML           Subclass 694ML indent level is 5 Magneto optical recording layer
[List of Patents for class 428 subclass 694SC]  694SC           Subclass 694SC indent level is 6 Specified recording layer composition
[List of Patents for class 428 subclass 694LE]  694LE           Subclass 694LE indent level is 7 Lanthanoid
[List of Patents for class 428 subclass 694GT]  694GT           Subclass 694GT indent level is 7 Garnet or magnetoplumbite
[List of Patents for class 428 subclass 694DE]  694DE           Subclass 694DE indent level is 7 Separate refractive, anti-reflective or protective layer composition
[List of Patents for class 428 subclass 694MT]  694MT           Subclass 694MT indent level is 7 Pure metal or alloy
[List of Patents for class 428 subclass 694RE]  694RE           Subclass 694RE indent level is 8 Rare earth
[List of Patents for class 428 subclass 694NF]  694NF           Subclass 694NF indent level is 7 Nitride, carbide, or fluoride
[List of Patents for class 428 subclass 694XS]  694XS           Subclass 694XS indent level is 7 Oxide or sulfide
[List of Patents for class 428 subclass 694RL]  694RL           Subclass 694RL indent level is 6 Reflective layer specified
[List of Patents for class 428 subclass 694AH]  694AH           Subclass 694AH indent level is 6 With plasma polymerized organic top coat or other adhesive layer
[List of Patents for class 428 subclass 694MM]  694MM           Subclass 694MM indent level is 6 Multiple magnetic layers
[List of Patents for class 428 subclass 694EC]  694EC           Subclass 694EC indent level is 7 Exchange coupling
[List of Patents for class 428 subclass 694IS]  694IS           Subclass 694IS indent level is 7 Magnetically or thermally isolated
[List of Patents for class 428 subclass 694GR]  694GR           Subclass 694GR indent level is 6 Composition gradient
[List of Patents for class 428 subclass 694PR]  694PR           Subclass 694PR indent level is 6 Hardness, stress, thermal or electrical coefficients specified
[List of Patents for class 428 subclass 694MP]  694MP           Subclass 694MP indent level is 6 Microporous layer
[List of Patents for class 428 subclass 694T]  694T           Subclass 694T indent level is 5 Metal thin film magnetic layer
[List of Patents for class 428 subclass 694TS]  694TS           Subclass 694TS indent level is 6 Specified subbing or underlayer
[List of Patents for class 428 subclass 694TB]  694TB           Subclass 694TB indent level is 6 Specified back coat layer
[List of Patents for class 428 subclass 694TP]  694TP           Subclass 694TP indent level is 6 Topcoat, or protective overlayer
[List of Patents for class 428 subclass 694TC]  694TC           Subclass 694TC indent level is 7 Carbon
[List of Patents for class 428 subclass 694TZ]  694TZ           Subclass 694TZ indent level is 7 Plasma polymerized
[List of Patents for class 428 subclass 694TF]  694TF           Subclass 694TF indent level is 7 Fluorocarbon or organosilicon layer
[List of Patents for class 428 subclass 694TR]  694TR           Subclass 694TR indent level is 6 Specified surface feature or roughness
[List of Patents for class 428 subclass 694TM]  694TM           Subclass 694TM indent level is 6 Multiple magnetic layer
[List of Patents for class 428 subclass 694B]  694B           Subclass 694B indent level is 5 Binder containing magnetic layer
[List of Patents for class 428 subclass 694BC]  694BC           Subclass 694BC indent level is 6 Radiation curable binder
[List of Patents for class 428 subclass 694BG]  694BG           Subclass 694BG indent level is 6 Organic acid or salt thereof
[List of Patents for class 428 subclass 694BU]  694BU           Subclass 694BU indent level is 6 Polyurethane binder
[List of Patents for class 428 subclass 694BY]  694BY           Subclass 694BY indent level is 7 Isocyanate specified
[List of Patents for class 428 subclass 694BL]  694BL           Subclass 694BL indent level is 7 Polyol specified
[List of Patents for class 428 subclass 694BP]  694BP           Subclass 694BP indent level is 6 Specified lubricant or protective layer
[List of Patents for class 428 subclass 694BF]  694BF           Subclass 694BF indent level is 7 Flurorocarbon or organosilicon
[List of Patents for class 428 subclass 694BS]  694BS           Subclass 694BS indent level is 6 Including subbing or underlayer
[List of Patents for class 428 subclass 694BB]  694BB           Subclass 694BB indent level is 6 Including back coat layer
[List of Patents for class 428 subclass 694BR]  694BR           Subclass 694BR indent level is 6 Specified surface feature or roughness
[List of Patents for class 428 subclass 694BN]  694BN           Subclass 694BN indent level is 6 With non-magnetic particle
[List of Patents for class 428 subclass 694BA]  694BA           Subclass 694BA indent level is 6 Magnetic particle with specified shape or dimension
[List of Patents for class 428 subclass 694BH]  694BH           Subclass 694BH indent level is 7 Hexogonal or tabular
[List of Patents for class 428 subclass 694BM]  694BM           Subclass 694BM indent level is 6 Multiple magnetic layers
[List of Patents for class 428 subclass 694ST]  694ST           Subclass 694ST indent level is 5 Support composition specified
[List of Patents for class 428 subclass 694SL]  694SL           Subclass 694SL indent level is 6 Organic material
[List of Patents for class 428 subclass 694SG]  694SG           Subclass 694SG indent level is 6 Specified surface feature or roughness
[List of Patents for class 428 subclass 695]  695           Subclass 695 indent level is 5 With lubricant in or on layer
[List of Patents for class 428 subclass 696]  696           Subclass 696 indent level is 3 Halogen-containing
[List of Patents for class 428 subclass 697]  697           Subclass 697 indent level is 3 Layer contains compound(s) of plural metals
[List of Patents for class 428 subclass 698]  698           Subclass 698 indent level is 3 Carbide-, nitride-, or sulfide-containing layer
[List of Patents for class 428 subclass 699]  699           Subclass 699 indent level is 3 Next to second metal-compound-containing layer
[List of Patents for class 428 subclass 700]  700           Subclass 700 indent level is 4 Single crystal
[List of Patents for class 428 subclass 701]  701           Subclass 701 indent level is 4 O-containing metal compound
[List of Patents for class 428 subclass 702]  702           Subclass 702 indent level is 3 O-containing
[List of Patents for class 428 subclass 703]  703           Subclass 703 indent level is 4 Water-settable material (e.g., gypsum, etc.)
[List of Patents for class 428 subclass 704]  704           Subclass 704 indent level is 1 Of B, N, P, S, or metal-containing material
[List of Patents for class 428 subclass 539.5]  539.5           METAL CONTINUOUS PHASE INTERENGAGED WITH NONMETAL CONTINUOUS PHASE
[List of Patents for class 428 subclass 540]  540           IMPREGNATED NATURALLY SOLID PRODUCT (E.G., LEATHER, STONE, ETC.)
[List of Patents for class 428 subclass 541]  541           Subclass 541 indent level is 1 Wood timber product (e.g., piling, post, veneer, etc.)
[List of Patents for class 428 subclass 542.2]  542.2           DECORATIVE ARTICLE
[List of Patents for class 428 subclass 542.4]  542.4           Subclass 542.4 indent level is 1 Trophy or memento (e.g., preserved artifact, etc.)
[List of Patents for class 428 subclass 542.6]  542.6           Subclass 542.6 indent level is 1 Constructed from filamentary or flat sheet material
[List of Patents for class 428 subclass 542.8]  542.8           ARTICLE OF INTERMEDIATE SHAPE (E.G., BLANK, PARISON, PREFORM, ETC.)
[List of Patents for class 428 subclass 543]  543           MISCELLANEOUS (E.G., TREATED SURFACES, ETC.)
 
CROSS-REFERENCE ART COLLECTIONS
 
[List of Patents for class 428 subclass 900]  900           MAGNETIC FEATURE
[List of Patents for class 428 subclass 901]  901           PRINTED CIRCUIT
[List of Patents for class 428 subclass 902]  902           HIGH MODULUS FILAMENT OR FIBER
[List of Patents for class 428 subclass 903]  903           MICROFIBER (LESS THAN 100 MICRON DIAMETER)
[List of Patents for class 428 subclass 903.3]  903.3           RECYCLED MATERIALS
[List of Patents for class 428 subclass 904]  904           ARTIFICIAL LEATHER
[List of Patents for class 428 subclass 904.4]  904.4           WALL AND SHELF COVERING
[List of Patents for class 428 subclass 905]  905           ODOR RELEASING MATERIAL
[List of Patents for class 428 subclass 906]  906           ROLL OR COIL
[List of Patents for class 428 subclass 906.6]  906.6           EMBROIDERY
[List of Patents for class 428 subclass 907]  907           RESISTANT AGAINST PLANT OR ANIMAL ATTACK
[List of Patents for class 428 subclass 907.7]  907.7           LAYER OR ARTICLE RENDERED LIGHT-TRANSMISSIVE BY PRESSURE (E.G., BLUSHED, ETC.)
[List of Patents for class 428 subclass 908]  908           IMPRESSION RETENTION LAYER (E.G., PRINT MATRIX, SOUND RECORD, ETC.)
[List of Patents for class 428 subclass 908.8]  908.8           WEAR-RESISTANT LAYER
[List of Patents for class 428 subclass 909]  909           RESILIENT LAYER (E.G., PRINTER'S BLANKET, ETC.)
[List of Patents for class 428 subclass 910]  910           PRODUCT WITH MOLECULAR ORIENTATION
[List of Patents for class 428 subclass 911]  911           PENETRATION RESISTANT LAYER
[List of Patents for class 428 subclass 912]  912           PUNCTURE HEALING LAYER
[List of Patents for class 428 subclass 912.2]  912.2           MIRROR
[List of Patents for class 428 subclass 913]  913           MATERIAL DESIGNED TO BE RESPONSIVE TO TEMPERATURE, LIGHT, MOISTURE, ETC.
[List of Patents for class 428 subclass 913.3]  913.3           DECORATIVE ARTICLE FOR VIEWING FROM ONE SIDE ONLY (E.G., PLAQUE, ETC.)
[List of Patents for class 428 subclass 914]  914           TRANSFER OR DECALCOMANIA
[List of Patents for class 428 subclass 915]  915           Subclass 915 indent level is 1 Fraud or tamper detecting
[List of Patents for class 428 subclass 916]  916           FRAUD OR TAMPER DETECTING
[List of Patents for class 428 subclass 917]  917           ELECTROLUMINESCENT
[List of Patents for class 428 subclass 918]  918           MATERIAL ABNORMALLY TRANSPARENT
[List of Patents for class 428 subclass 919]  919           CAMOUFLAGED ARTICLE
[List of Patents for class 428 subclass 920]  920           FIRE OR HEAT PROTECTION FEATURE
[List of Patents for class 428 subclass 921]  921           Subclass 921 indent level is 1 Fire or flameproofing
[List of Patents for class 428 subclass 922]  922           STATIC ELECTRICITY METAL BLEED-OFF METALLIC STOCK
[List of Patents for class 428 subclass 923]  923           Subclass 923 indent level is 1 Physical dimension
[List of Patents for class 428 subclass 924]  924           Subclass 924 indent level is 2 Composite
[List of Patents for class 428 subclass 925]  925           Subclass 925 indent level is 3 Relative dimension specified
[List of Patents for class 428 subclass 926]  926           Subclass 926 indent level is 3 Thickness of individual layer specified
              Subclass indent level is 1 Special properties
[List of Patents for class 428 subclass 927]  927           Subclass 927 indent level is 2 Decorative informative
[List of Patents for class 428 subclass 928]  928           Subclass 928 indent level is 2 Magnetic
[List of Patents for class 428 subclass 929]  929           Subclass 929 indent level is 2 Electrical contact feature
[List of Patents for class 428 subclass 930]  930           Subclass 930 indent level is 2 Electric superconducting
[List of Patents for class 428 subclass 931]  931           Subclass 931 indent level is 2 Components of differing electric conductivity
[List of Patents for class 428 subclass 932]  932           Subclass 932 indent level is 2 Abrasive or cutting feature
[List of Patents for class 428 subclass 933]  933           Subclass 933 indent level is 2 Sacrificial component
              Subclass indent level is 1 Product by special process
[List of Patents for class 428 subclass 934]  934           Subclass 934 indent level is 2 Electrical process
[List of Patents for class 428 subclass 935]  935           Subclass 935 indent level is 3 Electroplating
[List of Patents for class 428 subclass 936]  936           Subclass 936 indent level is 2 Chemical deposition (e.g., electroless plating, etc.)
[List of Patents for class 428 subclass 937]  937           Subclass 937 indent level is 2 Sprayed metal
[List of Patents for class 428 subclass 938]  938           Subclass 938 indent level is 2 Vapor deposition or gas diffusion
[List of Patents for class 428 subclass 939]  939           Subclass 939 indent level is 2 Molten or fused coating
[List of Patents for class 428 subclass 940]  940           Subclass 940 indent level is 2 Pressure bonding (e.g., explosive, etc.)
[List of Patents for class 428 subclass 941]  941           Subclass 941 indent level is 2 Solid state alloying (e.g., diffusion, to disappearance of an original layer)
 
FOREIGN ART COLLECTIONS
 
   FOR000          CLASS-RELATED FOREIGN DOCUMENTS
Any foreign patents or non-patent literature from subclasses that have been reclassified have been transferred directly to FOR Collections listed below. These Collections contain ONLY foreign patents or non-patent literature. The parenthetical references in the Collection titles refer to the abolished subclasses from which these Collections were derived.
              WEB OR SHEET CONTAINING STRUCTURALLY DEFINED ELEMENT OR COMPONENT (428/221)
   FOR100          Subclass FOR100 indent level is 1 Including noninterengaged strand(s) or strand-portion(s) (428/292)
   FOR101          Subclass FOR101 indent level is 2 With or in fiber layer (428/293)
   FOR102          Subclass FOR102 indent level is 2 Parallel (428/294)
   FOR103          Subclass FOR103 indent level is 3 With coating, impregnation or bond of rubber or elastomeric material (428/295)
   FOR104          Subclass FOR104 indent level is 1 Autogeneously bonded fibers (428/296)
   FOR105          Subclass FOR105 indent level is 1 Including a second component containing structurally defined fibers (428/297)
   FOR106          Subclass FOR106 indent level is 2 Plural fiber layers (428/298)
   FOR107          Subclass FOR107 indent level is 3 Intertangled and/or interfitted (428/299)
   FOR108          Subclass FOR108 indent level is 4 Needled (428/300)
   FOR109          Subclass FOR109 indent level is 4 With coating, impregnation or bond (428/301)
   FOR110          Subclass FOR110 indent level is 3 With coating, impregnation or bond (428/302)
   FOR111          Subclass FOR111 indent level is 2 Physical dimension specified (428/303)
   FOR112          Subclass FOR112 indent level is 2 Void-containing component has a continuous matrix of fibers only (e.g., porous paper, etc.) (428/311.1)
   FOR113          Subclass FOR113 indent level is 3 And a force disintegratable component (e.g., stencil sheet, etc.) (428/311.3)
   FOR114          Subclass FOR114 indent level is 3 Fibers of defined composition (428/311.5)
   FOR115          Subclass FOR115 indent level is 4 Cellulosic (428/311.7)
   FOR116          Subclass FOR116 indent level is 5 Plural cellulosic components (428/311.9)
   FOR117          Subclass FOR117 indent level is 1 Discontinuos or differential coating, impregnation or bond (e.g., artwork, printing, retouched photograph, etc.) (428/195)
   FOR118          Subclass FOR118 indent level is 2 Including paper layer (428/211)
   FOR119          Subclass FOR119 indent level is 1 Of wax or waxy material (428/484)
              Subclass indent level is 2 Next to cellulosic (428/485)
              Subclass indent level is 3 Cellulosic is paper (428/486)
   FOR120          Subclass FOR120 indent level is 4 With pigment or dye (e.g., carbon paper hectograph paper, etc.) (428/488.1)
   FOR121          Subclass FOR121 indent level is 5 Having layer over transferable material or on carrier opposite transferable material layer (428/488.4)

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