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[Search a list of Patent Appplications for class 148]  Class   148METAL TREATMENT
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[List of Patents for class 148 subclass 95]  95           PROCESS OF MODIFYING OR MAINTAINING INTERNAL PHYSICAL STRUCTURE (I.E., MICROSTRUCTURE) OR CHEMICAL PROPERTIES OF METAL, PROCESS OF REACTIVE COATING OF METAL AND PROCESS OF CHEMICAL-HEAT REMOVING (E.G., FLAME-CUTTING, ETC.) OR BURNING OF METAL
[List of Patents for class 148 subclass 96]  96           Subclass 96 indent level is 1 Superconductive metal or alloy (i.e., superconductive Tc at or below 30`K)
[List of Patents for class 148 subclass 97]  97           Subclass 97 indent level is 2 Particle (e.g., ion, neutron, etc.) bombardment or electromagnetic wave energy (e.g., laser, etc.)
[List of Patents for class 148 subclass 98]  98           Subclass 98 indent level is 2 Producing or treating an A3B (e.g., Nb3Sn, V3Ga, Nb3Al, etc.) superconducting alloy
[List of Patents for class 148 subclass 99]  99           Subclass 99 indent level is 1 Treating in extraterrestrial environment (e.g., space, moon, etc.) or zero gravity environment
[List of Patents for class 148 subclass 100]  100           Subclass 100 indent level is 1 Magnetic materials
[List of Patents for class 148 subclass 101]  101           Subclass 101 indent level is 2 Permanent magnet
[List of Patents for class 148 subclass 102]  102           Subclass 102 indent level is 3 Age hardening
[List of Patents for class 148 subclass 103]  103           Subclass 103 indent level is 3 Treatment in a magnetic field
[List of Patents for class 148 subclass 104]  104           Subclass 104 indent level is 2 Dust cores
[List of Patents for class 148 subclass 105]  105           Subclass 105 indent level is 2 Particulate material
[List of Patents for class 148 subclass 108]  108           Subclass 108 indent level is 2 Treatment in a magnetic field
[List of Patents for class 148 subclass 110]  110           Subclass 110 indent level is 2 Silicon steel
[List of Patents for class 148 subclass 111]  111           Subclass 111 indent level is 3 Working
[List of Patents for class 148 subclass 112]  112           Subclass 112 indent level is 3 Heat treatment
[List of Patents for class 148 subclass 113]  113           Subclass 113 indent level is 4 With special compositions
[List of Patents for class 148 subclass 120]  120           Subclass 120 indent level is 2 Working
[List of Patents for class 148 subclass 121]  121           Subclass 121 indent level is 2 Heat treatment
[List of Patents for class 148 subclass 122]  122           Subclass 122 indent level is 3 With special compositions
[List of Patents for class 148 subclass 194]  194           Subclass 194 indent level is 1 Chemical-heat removing (e.g., flame-cutting, etc.) or burning of metal
[List of Patents for class 148 subclass 195]  195           Subclass 195 indent level is 2 Control responsive to sensed condition of workpiece
[List of Patents for class 148 subclass 196]  196           Subclass 196 indent level is 2 Program or pattern control
[List of Patents for class 148 subclass 197]  197           Subclass 197 indent level is 2 Utilizing fluid contact other than flame
[List of Patents for class 148 subclass 198]  198           Subclass 198 indent level is 2 With solid additive
[List of Patents for class 148 subclass 199]  199           Subclass 199 indent level is 3 Metal powder
[List of Patents for class 148 subclass 200]  200           Subclass 200 indent level is 2 Of edge or corner (e.g., deburring, etc.)
[List of Patents for class 148 subclass 201]  201           Subclass 201 indent level is 2 Cylindrical workpiece
[List of Patents for class 148 subclass 202]  202           Subclass 202 indent level is 2 Scarfing (e.g., desurfacing, planing, gouging, etc.)
[List of Patents for class 148 subclass 203]  203           Subclass 203 indent level is 3 Simultaneous removing or burning of multiple sides of workpiece
[List of Patents for class 148 subclass 204]  204           Subclass 204 indent level is 2 Flame piercing
[List of Patents for class 148 subclass 205]  205           Subclass 205 indent level is 2 Plural nozzles or plural work-contacting jets
[List of Patents for class 148 subclass 206]  206           Subclass 206 indent level is 1 Carburizing or nitriding using externally supplied carbon or nitrogen source
[List of Patents for class 148 subclass 207]  207           Subclass 207 indent level is 2 Carburizing or nitriding uniformly throughout the entire mass (i.e., internal carburizing)
[List of Patents for class 148 subclass 208]  208           Subclass 208 indent level is 2 With decarburizing or denitriding
[List of Patents for class 148 subclass 209]  209           Subclass 209 indent level is 2 Utilizing particulate fluid bed
[List of Patents for class 148 subclass 210]  210           Subclass 210 indent level is 2 Of selected surface area (e.g., zone, top only, etc.)
[List of Patents for class 148 subclass 211]  211           Subclass 211 indent level is 3 With working, machining, or cutting
[List of Patents for class 148 subclass 212]  212           Subclass 212 indent level is 3 Nitriding
[List of Patents for class 148 subclass 213]  213           Subclass 213 indent level is 3 Utilizing attached protective shield, mask or coating
[List of Patents for class 148 subclass 214]  214           Subclass 214 indent level is 4 With noncarburizing or non-nitriding coating
[List of Patents for class 148 subclass 215]  215           Subclass 215 indent level is 2 Measuring, sensing, or testing
[List of Patents for class 148 subclass 216]  216           Subclass 216 indent level is 3 Of gas composition (e.g., carbon content, etc.)
[List of Patents for class 148 subclass 217]  217           Subclass 217 indent level is 2 With noncarburizing or non-nitriding reactive coating (e.g., oxidizing, siliconizing, boronizing, etc.)
[List of Patents for class 148 subclass 218]  218           Subclass 218 indent level is 2 Combined carburizing and nitriding (e.g., carbonitriding, nitrocarburizing, etc.)
[List of Patents for class 148 subclass 219]  219           Subclass 219 indent level is 3 With working, machining, cutting, or post-carburizing and post-nitriding heating or quenching
[List of Patents for class 148 subclass 220]  220           Subclass 220 indent level is 2 With producing or treating of workpiece having plural noncarburized or non-nitrided layers or mechanically engaged article or stock
[List of Patents for class 148 subclass 221]  221           Subclass 221 indent level is 2 With casting or solidifying from melt
[List of Patents for class 148 subclass 222]  222           Subclass 222 indent level is 2 Utilizing ionized gas (e.g., plasma, etc.) or electron arc or beam
[List of Patents for class 148 subclass 223]  223           Subclass 223 indent level is 2 Including use of vacuum
[List of Patents for class 148 subclass 224]  224           Subclass 224 indent level is 2 Utilizing wave energy (e.g., laser, etc.) or electric heating with work as conductor
[List of Patents for class 148 subclass 225]  225           Subclass 225 indent level is 2 Iron(Fe) or iron base alloy
[List of Patents for class 148 subclass 226]  226           Subclass 226 indent level is 3 With working, machining, or cutting
[List of Patents for class 148 subclass 227]  227           Subclass 227 indent level is 3 Utilizing fused agent or media
[List of Patents for class 148 subclass 228]  228           Subclass 228 indent level is 4 Nitriding
[List of Patents for class 148 subclass 229]  229           Subclass 229 indent level is 4 With post-carburizing quenching
[List of Patents for class 148 subclass 230]  230           Subclass 230 indent level is 3 Nitriding
[List of Patents for class 148 subclass 231]  231           Subclass 231 indent level is 4 Utilizing nitrogen containing agent other than ammonia or elemental nitrogen
[List of Patents for class 148 subclass 232]  232           Subclass 232 indent level is 4 With post-nitriding heat or quenching
[List of Patents for class 148 subclass 233]  233           Subclass 233 indent level is 3 With post-carburizing heating or quenching
[List of Patents for class 148 subclass 234]  234           Subclass 234 indent level is 3 Utilizing agent containing cyano (CN) radical or halogen (X) radical or metal carbonate
[List of Patents for class 148 subclass 235]  235           Subclass 235 indent level is 3 Utilizing hydrocarbon, oil or oxygenated hydrocarbon (e.g., alcohol, furan, carbohydrate, etc.)
[List of Patents for class 148 subclass 236]  236           Subclass 236 indent level is 3 Utilizing solid carbonaceous material containing free carbon, coal, peat, or coke
[List of Patents for class 148 subclass 237]  237           Subclass 237 indent level is 2 Refractory metal (i.e., Ti, V, Cr, Zr, Nb, Mo, Hf, Ta, W) or refractory base alloy
[List of Patents for class 148 subclass 238]  238           Subclass 238 indent level is 2 Nitriding
[List of Patents for class 148 subclass 239]  239           Subclass 239 indent level is 1 With ion implantation
[List of Patents for class 148 subclass 240]  240           Subclass 240 indent level is 1 Processes of coating utilizing a reactive composition which reacts with metal substrate or composition therefore
[List of Patents for class 148 subclass 241]  241           Subclass 241 indent level is 2 Testing or electrical or wave energy utilized
[List of Patents for class 148 subclass 242]  242           Subclass 242 indent level is 2 Molten bath or molten surface utilized during reaction
[List of Patents for class 148 subclass 243]  243           Subclass 243 indent level is 2 Liquid reactive coating composition utilized
[List of Patents for class 148 subclass 244]  244           Subclass 244 indent level is 3 Dye or organic pigment containing
[List of Patents for class 148 subclass 245]  245           Subclass 245 indent level is 3 Electrically insulating coating formed which is more than mere oxide formation
[List of Patents for class 148 subclass 246]  246           Subclass 246 indent level is 3 Contains lubricant or oil or overcoat thereof
[List of Patents for class 148 subclass 247]  247           Subclass 247 indent level is 3 Contains an atom of hafnium, titanium or zirconium (excludes activating composition)
[List of Patents for class 148 subclass 248]  248           Subclass 248 indent level is 3 Contains nonreactive organic liquid at ambient temperature (e.g., solvent, etc.)
[List of Patents for class 148 subclass 249]  249           Subclass 249 indent level is 4 Nonreactive halogenated hydrocarbon
[List of Patents for class 148 subclass 250]  250           Subclass 250 indent level is 3 Contains organic phosphorus or organic chromium compound
[List of Patents for class 148 subclass 251]  251           Subclass 251 indent level is 3 Contains solid synthetic polymer
[List of Patents for class 148 subclass 252]  252           Subclass 252 indent level is 3 Contains dicarboxylic acid or salt thereof which reacts with metal substrate
[List of Patents for class 148 subclass 253]  253           Subclass 253 indent level is 3 Contains phosphorus
[List of Patents for class 148 subclass 254]  254           Subclass 254 indent level is 4 Liquid composition applied prior to reaction of metal substrate with phosphorus (e.g., cleaning, activating, etc.)
[List of Patents for class 148 subclass 255]  255           Subclass 255 indent level is 4 With additional coating composition containing an atom of chromium, phosphorus or sulfur
[List of Patents for class 148 subclass 256]  256           Subclass 256 indent level is 4 Specified liquid or gaseous coating composition applied after reaction with phosphorus
[List of Patents for class 148 subclass 257]  257           Subclass 257 indent level is 5 Specified coating composition contains organic material
[List of Patents for class 148 subclass 258]  258           Subclass 258 indent level is 4 Contains an atom of chromium
[List of Patents for class 148 subclass 259]  259           Subclass 259 indent level is 4 Contains organic additive other than for pH control
[List of Patents for class 148 subclass 260]  260           Subclass 260 indent level is 5 Nitrogen-containing organic compound
[List of Patents for class 148 subclass 261]  261           Subclass 261 indent level is 4 Contains an atom of arsenic, boron or metal atom other than alkali metal
[List of Patents for class 148 subclass 262]  262           Subclass 262 indent level is 5 Contains an atom of iron or manganese or a group II metal atom (Be, Ca, Sr, Ba, Zn, Cd, Hg)
[List of Patents for class 148 subclass 263]  263           Subclass 263 indent level is 6 Contains an atom of calcium
[List of Patents for class 148 subclass 264]  264           Subclass 264 indent level is 3 Contains an atom of chromium
[List of Patents for class 148 subclass 265]  265           Subclass 265 indent level is 4 Post chromium treatment with specified material (other than mere air drying)
[List of Patents for class 148 subclass 266]  266           Subclass 266 indent level is 4 Contains an atom of sulfur, selenium or tellurium
[List of Patents for class 148 subclass 267]  267           Subclass 267 indent level is 4 Contains trivalent chromium ion or reducing agent or an organic additive
[List of Patents for class 148 subclass 268]  268           Subclass 268 indent level is 4 Contains an atom or boron, silicon or metal atom other than alkali metal
[List of Patents for class 148 subclass 269]  269           Subclass 269 indent level is 3 Metal substrate contains elemental Ti, Zr, Hf, Cu, Ta, or Th or alloy thereof
[List of Patents for class 148 subclass 270]  270           Subclass 270 indent level is 3 Contains an atom of sulfur, selenium or tellurium
[List of Patents for class 148 subclass 271]  271           Subclass 271 indent level is 4 Contains organic sulfur compound
[List of Patents for class 148 subclass 272]  272           Subclass 272 indent level is 3 Coating or treating a metal oxide with a specified composition
[List of Patents for class 148 subclass 273]  273           Subclass 273 indent level is 3 Contains an atom of arsenic or metal atom other than alkali metal
[List of Patents for class 148 subclass 274]  274           Subclass 274 indent level is 3 Contains organic material
[List of Patents for class 148 subclass 275]  275           Subclass 275 indent level is 3 Metal substrate contains elemental aluminum or magnesium or alloy thereof
[List of Patents for class 148 subclass 276]  276           Subclass 276 indent level is 2 Coating during or after metal oxide formation
[List of Patents for class 148 subclass 277]  277           Subclass 277 indent level is 2 Metal oxide formed after applied coating
[List of Patents for class 148 subclass 278]  278           Subclass 278 indent level is 2 Carbide formation, decarburization or carbonizing
[List of Patents for class 148 subclass 279]  279           Subclass 279 indent level is 2 Contains an atom of boron or silicon that reacts with metal substrate
[List of Patents for class 148 subclass 280]  280           Subclass 280 indent level is 2 Reactive material applied nonuniformly or reacted selectively
[List of Patents for class 148 subclass 281]  281           Subclass 281 indent level is 2 Metal substrate contains elemental Ti, Zr, Nb, Ag, Ta, or W or alloy thereof
[List of Patents for class 148 subclass 282]  282           Subclass 282 indent level is 2 Metal substrate contains elemental copper or alloy thereof
[List of Patents for class 148 subclass 283]  283           Subclass 283 indent level is 2 Contains an atom of halogen, organic material or gaseous sulfur
[List of Patents for class 148 subclass 284]  284           Subclass 284 indent level is 2 Coating composition applied forms oxide coating
[List of Patents for class 148 subclass 285]  285           Subclass 285 indent level is 3 Oxide of aluminum, beryllium or magnesium formed
[List of Patents for class 148 subclass 286]  286           Subclass 286 indent level is 3 Oxide of cobalt, chromium or nickel formed
[List of Patents for class 148 subclass 287]  287           Subclass 287 indent level is 3 Oxide of iron formed
[List of Patents for class 148 subclass 500]  500           Subclass 500 indent level is 1 Utilizing disclosed mathematical formula or relationship
[List of Patents for class 148 subclass 501]  501           Subclass 501 indent level is 2 Nonferrous metal, nonferrous based alloy or no-base alloy
[List of Patents for class 148 subclass 502]  502           Subclass 502 indent level is 3 Aluminum(Al) or aluminum base alloy
[List of Patents for class 148 subclass 503]  503           Subclass 503 indent level is 2 Utilizing therein symbol for temperature
[List of Patents for class 148 subclass 504]  504           Subclass 504 indent level is 3 With working step
[List of Patents for class 148 subclass 505]  505           Subclass 505 indent level is 2 Utilizing therein factors or percentages related to metal or metal alloy composition (i.e., including carbon content)
[List of Patents for class 148 subclass 506]  506           Subclass 506 indent level is 3 With chromium(Cr) in the mathematical relationship
[List of Patents for class 148 subclass 507]  507           Subclass 507 indent level is 3 With titanium(Ti) in the mathematical relationship
[List of Patents for class 148 subclass 508]  508           Subclass 508 indent level is 1 With measuring, testing, or sensing
[List of Patents for class 148 subclass 509]  509           Subclass 509 indent level is 2 Magnetic or electrical property
[List of Patents for class 148 subclass 510]  510           Subclass 510 indent level is 2 Change in dimension (e.g., expansion, elongation, distortion, etc.)
[List of Patents for class 148 subclass 511]  511           Subclass 511 indent level is 2 Temperature
[List of Patents for class 148 subclass 512]  512           Subclass 512 indent level is 1 Surface melting (e.g., melt alloying, etc.)
[List of Patents for class 148 subclass 513]  513           Subclass 513 indent level is 1 Treating loose metal powder, particle or flake
[List of Patents for class 148 subclass 514]  514           Subclass 514 indent level is 1 Treating consolidated metal powder, per se (i.e., no sintering or compacting step present)
[List of Patents for class 148 subclass 515]  515           Subclass 515 indent level is 1 With explosive or exothermic agent
[List of Patents for class 148 subclass 516]  516           Subclass 516 indent level is 1 Producing or treating layered, bonded, welded, or mechanically engaged article or stock as a final product
[List of Patents for class 148 subclass 517]  517           Subclass 517 indent level is 2 Subambient temperature
[List of Patents for class 148 subclass 518]  518           Subclass 518 indent level is 2 With electrocoating (e.g., electroplating, anodizing, sputtering, etc.)
[List of Patents for class 148 subclass 519]  519           Subclass 519 indent level is 2 Pipe or tube
[List of Patents for class 148 subclass 520]  520           Subclass 520 indent level is 3 With induction heating
[List of Patents for class 148 subclass 521]  521           Subclass 521 indent level is 3 With metal fusion bonding
[List of Patents for class 148 subclass 522]  522           Subclass 522 indent level is 2 With casting or solidifying from melt
[List of Patents for class 148 subclass 523]  523           Subclass 523 indent level is 3 Of aluminum(Al) or aluminum alloy
[List of Patents for class 148 subclass 524]  524           Subclass 524 indent level is 2 With metal fusion bonding step utilizing electron arc or beam
[List of Patents for class 148 subclass 525]  525           Subclass 525 indent level is 2 Utilizing wave energy (e.g., laser, electromagnetic wave energy, etc.), plasma or electron arc or beam
[List of Patents for class 148 subclass 526]  526           Subclass 526 indent level is 2 Electric heating with work as electrical conductor (e.g., alternating current, induction, etc.)
[List of Patents for class 148 subclass 527]  527           Subclass 527 indent level is 2 With metal next to or bonded to metal
[List of Patents for class 148 subclass 528]  528           Subclass 528 indent level is 3 With brazing or soldering
[List of Patents for class 148 subclass 529]  529           Subclass 529 indent level is 3 Iron(Fe) or iron base alloy present
[List of Patents for class 148 subclass 530]  530           Subclass 530 indent level is 4 Next to nonferrous metal or nonferrous base alloy
[List of Patents for class 148 subclass 531]  531           Subclass 531 indent level is 5 Aluminum(Al) or aluminum base alloy
[List of Patents for class 148 subclass 532]  532           Subclass 532 indent level is 5 Copper(Cu) or copper base alloy
[List of Patents for class 148 subclass 533]  533           Subclass 533 indent level is 5 Zinc(Zn), zinc base alloy or unspecified galvanizing
[List of Patents for class 148 subclass 534]  534           Subclass 534 indent level is 4 With working
[List of Patents for class 148 subclass 535]  535           Subclass 535 indent level is 3 Aluminum(Al) or aluminum base alloy present
[List of Patents for class 148 subclass 536]  536           Subclass 536 indent level is 3 Copper(Cu) or copper base alloy
[List of Patents for class 148 subclass 537]  537           Subclass 537 indent level is 2 With coating step
[List of Patents for class 148 subclass 538]  538           Subclass 538 indent level is 1 With casting or solidifying from melt
[List of Patents for class 148 subclass 539]  539           Subclass 539 indent level is 2 Centrifugal casting
[List of Patents for class 148 subclass 540]  540           Subclass 540 indent level is 2 Iron(Fe) or iron base alloy
[List of Patents for class 148 subclass 541]  541           Subclass 541 indent level is 3 Continuous casting
[List of Patents for class 148 subclass 542]  542           Subclass 542 indent level is 3 Containing at least nine percent chromium(Cr) (e.g., stainless steel, etc.)
[List of Patents for class 148 subclass 543]  543           Subclass 543 indent level is 3 Containing at least 1.5 percent carbon
[List of Patents for class 148 subclass 544]  544           Subclass 544 indent level is 4 With working
[List of Patents for class 148 subclass 545]  545           Subclass 545 indent level is 4 With tempering, ageing, solution treating (i.e., for hardening), precipitation hardening or strengthening, or quenching
[List of Patents for class 148 subclass 546]  546           Subclass 546 indent level is 3 With working
[List of Patents for class 148 subclass 547]  547           Subclass 547 indent level is 4 With tempering, ageing, solution treating (i.e., for hardening), precipitation hardening or strengthening, or quenching
[List of Patents for class 148 subclass 548]  548           Subclass 548 indent level is 3 With tempering, ageing, solution treating (i.e., for hardening), precipitation hardening or strengthening, or quenching
[List of Patents for class 148 subclass 549]  549           Subclass 549 indent level is 2 Aluminum(Al) or aluminum base alloy
[List of Patents for class 148 subclass 550]  550           Subclass 550 indent level is 3 With extruding or drawing
[List of Patents for class 148 subclass 551]  551           Subclass 551 indent level is 3 Continuous casting
[List of Patents for class 148 subclass 552]  552           Subclass 552 indent level is 3 With working
[List of Patents for class 148 subclass 553]  553           Subclass 553 indent level is 2 Copper(Cu) or copper base alloy
[List of Patents for class 148 subclass 554]  554           Subclass 554 indent level is 3 With working
[List of Patents for class 148 subclass 555]  555           Subclass 555 indent level is 2 Nickel(Ni) or nickel base alloy
[List of Patents for class 148 subclass 556]  556           Subclass 556 indent level is 3 With working
[List of Patents for class 148 subclass 557]  557           Subclass 557 indent level is 2 With working
[List of Patents for class 148 subclass 558]  558           Subclass 558 indent level is 1 With vibration (e.g., mechanical, sound, etc.)
[List of Patents for class 148 subclass 559]  559           Subclass 559 indent level is 1 Heating or cooling of solid metal
[List of Patents for class 148 subclass 560]  560           Subclass 560 indent level is 2 Actinide or trans-actinide metal or alloy having greater than 50 percent actinide or trans-actinide metals
[List of Patents for class 148 subclass 561]  561           Subclass 561 indent level is 2 Passing through an amorphous state or treating or producing an amorphous metal or alloy
[List of Patents for class 148 subclass 562]  562           Subclass 562 indent level is 2 Treating single crystal
[List of Patents for class 148 subclass 563]  563           Subclass 563 indent level is 2 Mechanical memory (e.g., shape memory, heat-recoverable, etc.)
[List of Patents for class 148 subclass 564]  564           Subclass 564 indent level is 2 Superplastic (e.g., dynamic recrystallization, etc.)
[List of Patents for class 148 subclass 565]  565           Subclass 565 indent level is 2 Utilizing wave energy (e.g., laser, electromagnetic, etc.) plasma or electron arc or beam
[List of Patents for class 148 subclass 566]  566           Subclass 566 indent level is 2 Electric heating with work as conductor (e.g., alternating current, induction, etc.)
[List of Patents for class 148 subclass 567]  567           Subclass 567 indent level is 3 Induction
[List of Patents for class 148 subclass 568]  568           Subclass 568 indent level is 4 Wire or filament
[List of Patents for class 148 subclass 569]  569           Subclass 569 indent level is 4 Railway stock (e.g., rails, wheels, axles, etc.)
[List of Patents for class 148 subclass 570]  570           Subclass 570 indent level is 4 Of hollow bodies (e.g., pipe, sphere, etc.)
[List of Patents for class 148 subclass 571]  571           Subclass 571 indent level is 5 Inside only
[List of Patents for class 148 subclass 572]  572           Subclass 572 indent level is 4 Rod, axle, shaft, or roller
[List of Patents for class 148 subclass 573]  573           Subclass 573 indent level is 4 Gear, threaded article, drill or serrated work surface (e.g., saw blade, etc.)
[List of Patents for class 148 subclass 574]  574           Subclass 574 indent level is 4 And cooling with fluid contact
[List of Patents for class 148 subclass 575]  575           Subclass 575 indent level is 5 Iron(Fe) or iron base alloy
[List of Patents for class 148 subclass 576]  576           Subclass 576 indent level is 3 Wire or filament
[List of Patents for class 148 subclass 577]  577           Subclass 577 indent level is 2 Chilling to subambient temperature
[List of Patents for class 148 subclass 578]  578           Subclass 578 indent level is 3 Iron(Fe) or iron base alloy
[List of Patents for class 148 subclass 579]  579           Subclass 579 indent level is 2 Iron(Fe) or iron base alloy
[List of Patents for class 148 subclass 580]  580           Subclass 580 indent level is 3 Spring or spring material
[List of Patents for class 148 subclass 581]  581           Subclass 581 indent level is 3 Railway stock (e.g., rails, wheels, axles, etc.)
[List of Patents for class 148 subclass 582]  582           Subclass 582 indent level is 4 Treating with specified agent (e.g., heat exchange agent, protective agent, decarburizing agent, denitriding agent, etc.) or vacuum
[List of Patents for class 148 subclass 583]  583           Subclass 583 indent level is 4 Wheel
[List of Patents for class 148 subclass 584]  584           Subclass 584 indent level is 4 With working
[List of Patents for class 148 subclass 585]  585           Subclass 585 indent level is 4 With work handling
[List of Patents for class 148 subclass 586]  586           Subclass 586 indent level is 3 Gear
[List of Patents for class 148 subclass 587]  587           Subclass 587 indent level is 3 Threaded article (e.g., screws, drill bits, etc.)
[List of Patents for class 148 subclass 588]  588           Subclass 588 indent level is 3 Serrated work surface (e.g., saw blades, etc.)
[List of Patents for class 148 subclass 589]  589           Subclass 589 indent level is 3 Ring
[List of Patents for class 148 subclass 590]  590           Subclass 590 indent level is 3 Pipe or tube
[List of Patents for class 148 subclass 591]  591           Subclass 591 indent level is 4 Treating with specified agent (e.g., heat exchange agent, protective agent, decarburizing agent, denitriding agent, etc.) or vacuum
[List of Patents for class 148 subclass 592]  592           Subclass 592 indent level is 4 Nine percent or more chromium(Cr) (e.g., stainless steel, etc.)
[List of Patents for class 148 subclass 593]  593           Subclass 593 indent level is 4 With working
[List of Patents for class 148 subclass 594]  594           Subclass 594 indent level is 4 With work handling
[List of Patents for class 148 subclass 595]  595           Subclass 595 indent level is 3 Wire, rod, or filament
[List of Patents for class 148 subclass 596]  596           Subclass 596 indent level is 4 Treating with specified agent (e.g., heat exchange agent, protective agent, decarburizing agent, denitriding agent, etc.) or vacuum
[List of Patents for class 148 subclass 597]  597           Subclass 597 indent level is 4 Nine percent or more chromium(Cr) (e.g., stainless steel, etc.)
[List of Patents for class 148 subclass 598]  598           Subclass 598 indent level is 4 With working
[List of Patents for class 148 subclass 599]  599           Subclass 599 indent level is 5 With working at or below 120`C or unspecified cold working
[List of Patents for class 148 subclass 600]  600           Subclass 600 indent level is 4 With work handling
[List of Patents for class 148 subclass 601]  601           Subclass 601 indent level is 3 With coiling or treating of coiled strip
[List of Patents for class 148 subclass 602]  602           Subclass 602 indent level is 4 With working
[List of Patents for class 148 subclass 603]  603           Subclass 603 indent level is 5 With working at or below 120`C or unspecified cold working
[List of Patents for class 148 subclass 604]  604           Subclass 604 indent level is 3 Of stacked plural workpieces
[List of Patents for class 148 subclass 605]  605           Subclass 605 indent level is 3 Nine percent or more chromium(Cr) (e.g., Stainless steel, etc.)
[List of Patents for class 148 subclass 606]  606           Subclass 606 indent level is 4 Treating with specified agent (e.g., heat exchange agent, protective agent, decarburizing agent, denitriding agent, etc.) or vacuum
[List of Patents for class 148 subclass 607]  607           Subclass 607 indent level is 4 Ageing, solution treating (i.e., for hardening), precipitation strengthening or precipitation hardening
[List of Patents for class 148 subclass 608]  608           Subclass 608 indent level is 5 With working
[List of Patents for class 148 subclass 609]  609           Subclass 609 indent level is 4 With working
[List of Patents for class 148 subclass 610]  610           Subclass 610 indent level is 5 With working at or below 120`C or unspecified cold working
[List of Patents for class 148 subclass 611]  611           Subclass 611 indent level is 4 Austenitic phase structure
[List of Patents for class 148 subclass 612]  612           Subclass 612 indent level is 3 Starting material contains 1.7 percent or more carbon (e.g., cast iron, etc.)
[List of Patents for class 148 subclass 613]  613           Subclass 613 indent level is 4 Decarburizing
[List of Patents for class 148 subclass 614]  614           Subclass 614 indent level is 4 Starting material is spherulitic (i.e., spheroidal) or vermicular (i.e., wormlike)
[List of Patents for class 148 subclass 615]  615           Subclass 615 indent level is 4 Treating with specified agent (e.g., heat exchange agent, protective agent, decarburizing agent, denitriding agent, etc.) or vacuum
[List of Patents for class 148 subclass 616]  616           Subclass 616 indent level is 4 Treating or producing white or malleable cast iron
[List of Patents for class 148 subclass 617]  617           Subclass 617 indent level is 5 Producing malleable cast iron
[List of Patents for class 148 subclass 618]  618           Subclass 618 indent level is 6 With spheroidal graphite production
[List of Patents for class 148 subclass 619]  619           Subclass 619 indent level is 3 Containing 10 percent or more manganese(Mn) (e.g., Hadfield steel, etc.)
[List of Patents for class 148 subclass 620]  620           Subclass 620 indent level is 4 With working
[List of Patents for class 148 subclass 621]  621           Subclass 621 indent level is 3 Highly alloyed (i.e., greater than 10 percent alloying elements)
[List of Patents for class 148 subclass 622]  622           Subclass 622 indent level is 3 Ageing, solution treating (i.e., for hardening), precipitation hardening or strengthening
[List of Patents for class 148 subclass 623]  623           Subclass 623 indent level is 4 Overageing
[List of Patents for class 148 subclass 624]  624           Subclass 624 indent level is 4 With working
[List of Patents for class 148 subclass 625]  625           Subclass 625 indent level is 3 Treating with specified agent (e.g., heat exchange agent, protective agent, decarburizing agent, denitriding agent, etc.) or vacuum
[List of Patents for class 148 subclass 626]  626           Subclass 626 indent level is 4 With preserving, recovering, separately treating or handling of the specified treating agent
[List of Patents for class 148 subclass 627]  627           Subclass 627 indent level is 4 With localized or zone heating or cooling
[List of Patents for class 148 subclass 628]  628           Subclass 628 indent level is 4 Using vacuum
[List of Patents for class 148 subclass 629]  629           Subclass 629 indent level is 4 Decarburizing or denitriding
[List of Patents for class 148 subclass 630]  630           Subclass 630 indent level is 4 Utilizing particulate fluid bed
[List of Patents for class 148 subclass 631]  631           Subclass 631 indent level is 4 Fused treating agent
[List of Patents for class 148 subclass 632]  632           Subclass 632 indent level is 5 With working
[List of Patents for class 148 subclass 633]  633           Subclass 633 indent level is 4 Gaseous agent
[List of Patents for class 148 subclass 634]  634           Subclass 634 indent level is 5 Hydrogen
[List of Patents for class 148 subclass 635]  635           Subclass 635 indent level is 5 With working
[List of Patents for class 148 subclass 636]  636           Subclass 636 indent level is 4 Liquid agent
[List of Patents for class 148 subclass 637]  637           Subclass 637 indent level is 5 And cooling or quenching
[List of Patents for class 148 subclass 638]  638           Subclass 638 indent level is 6 Treating composition contains water
[List of Patents for class 148 subclass 639]  639           Subclass 639 indent level is 3 Localized or zone heating or cooling
[List of Patents for class 148 subclass 640]  640           Subclass 640 indent level is 4 Utilizing protective or insulating shielding from heat
[List of Patents for class 148 subclass 641]  641           Subclass 641 indent level is 4 Simultaneous heating and cooling treatment
[List of Patents for class 148 subclass 642]  642           Subclass 642 indent level is 4 Heating with flame treatment
[List of Patents for class 148 subclass 643]  643           Subclass 643 indent level is 4 With working
[List of Patents for class 148 subclass 644]  644           Subclass 644 indent level is 4 Cooling
[List of Patents for class 148 subclass 645]  645           Subclass 645 indent level is 3 With flattening, straightening, or tensioning by external force
[List of Patents for class 148 subclass 646]  646           Subclass 646 indent level is 3 With restraining of metal from expanding or contracting during heating or cooling
[List of Patents for class 148 subclass 647]  647           Subclass 647 indent level is 4 Die quenching
[List of Patents for class 148 subclass 648]  648           Subclass 648 indent level is 3 With working
[List of Patents for class 148 subclass 649]  649           Subclass 649 indent level is 4 Forging
[List of Patents for class 148 subclass 650]  650           Subclass 650 indent level is 4 With working at or below 120`C or unspecified cold working
[List of Patents for class 148 subclass 651]  651           Subclass 651 indent level is 5 Heating step follows cold working
[List of Patents for class 148 subclass 652]  652           Subclass 652 indent level is 6 Separate cooling step follows cold working step
[List of Patents for class 148 subclass 653]  653           Subclass 653 indent level is 4 With additional nonworking heating step
[List of Patents for class 148 subclass 654]  654           Subclass 654 indent level is 4 Including cooling (e.g., quenching, etc.)
[List of Patents for class 148 subclass 655]  655           Subclass 655 indent level is 3 With separate handling or treating of air, water, or unspecified fluid treating media
[List of Patents for class 148 subclass 656]  656           Subclass 656 indent level is 3 Work handling
[List of Patents for class 148 subclass 657]  657           Subclass 657 indent level is 4 Continuous strip or sheet
[List of Patents for class 148 subclass 658]  658           Subclass 658 indent level is 4 During cooling step
[List of Patents for class 148 subclass 659]  659           Subclass 659 indent level is 3 Including spheroidizing
[List of Patents for class 148 subclass 660]  660           Subclass 660 indent level is 3 Including cooling (e.g., quenching, etc.)
[List of Patents for class 148 subclass 661]  661           Subclass 661 indent level is 4 Strip, sheet, or plate
[List of Patents for class 148 subclass 662]  662           Subclass 662 indent level is 4 Heating step follows cooling
[List of Patents for class 148 subclass 663]  663           Subclass 663 indent level is 5 Tempering
[List of Patents for class 148 subclass 664]  664           Subclass 664 indent level is 4 Multiple cooling steps
[List of Patents for class 148 subclass 665]  665           Subclass 665 indent level is 2 Beryllium(Be) or beryllium base alloy
[List of Patents for class 148 subclass 666]  666           Subclass 666 indent level is 2 Magnesium(Mg) or magnesium base alloy
[List of Patents for class 148 subclass 667]  667           Subclass 667 indent level is 3 With working
[List of Patents for class 148 subclass 668]  668           Subclass 668 indent level is 2 Refractory metal (i.e., titanium(Ti), zirconium(Zr), hafnium(Hf), vanadium(V), niobium(Nb), columbium(Cb), tantalum(Ta), chromium(Cr), molybdenum(Mo), tungsten(W)), or alloy base thereof
[List of Patents for class 148 subclass 669]  669           Subclass 669 indent level is 3 Titanium(Ti) or titanium base alloy
[List of Patents for class 148 subclass 670]  670           Subclass 670 indent level is 4 With working
[List of Patents for class 148 subclass 671]  671           Subclass 671 indent level is 5 With ageing, solution treating (i.e., for hardening), precipitation hardening or strengthening
[List of Patents for class 148 subclass 672]  672           Subclass 672 indent level is 3 Zirconium(Zr) or zirconium base alloy
[List of Patents for class 148 subclass 673]  673           Subclass 673 indent level is 3 Tungsten(W) or tungsten base alloy
[List of Patents for class 148 subclass 674]  674           Subclass 674 indent level is 2 Cobalt(Co) or cobalt base alloy
[List of Patents for class 148 subclass 675]  675           Subclass 675 indent level is 2 Nickel(Ni) or nickel base alloy
[List of Patents for class 148 subclass 676]  676           Subclass 676 indent level is 3 With working
[List of Patents for class 148 subclass 677]  677           Subclass 677 indent level is 4 With ageing, solution treating, (i.e., for hardening), precipitation hardening or strengthening
[List of Patents for class 148 subclass 678]  678           Subclass 678 indent level is 2 Noble metals (i.e., silver(Ag), gold(Au), osmium(Os), iridium(Ir), platinum(Pt), ruthenium(Ru), rhodium(Rh), palladium(Pd)) or alloy base thereof
[List of Patents for class 148 subclass 679]  679           Subclass 679 indent level is 2 Copper(Cu) or copper base alloy
[List of Patents for class 148 subclass 680]  680           Subclass 680 indent level is 3 With working above 400`C or nonspecified hot working
[List of Patents for class 148 subclass 681]  681           Subclass 681 indent level is 4 Multiple working steps
[List of Patents for class 148 subclass 682]  682           Subclass 682 indent level is 5 With ageing, solution treating (i.e., for hardening), precipitation hardening or strengthening
[List of Patents for class 148 subclass 683]  683           Subclass 683 indent level is 4 With ageing, solution treating (i.e., for hardening), precipitation hardening or strengthening
[List of Patents for class 148 subclass 684]  684           Subclass 684 indent level is 3 With working
[List of Patents for class 148 subclass 685]  685           Subclass 685 indent level is 4 With ageing, solution treating (i.e., for hardening), precipitation hardening or strengthening
[List of Patents for class 148 subclass 686]  686           Subclass 686 indent level is 3 With ageing, solution treating (i.e., for hardening), precipitation hardening or strengthening
[List of Patents for class 148 subclass 687]  687           Subclass 687 indent level is 3 Treating with specified agent (e.g., heat exchange agent, protective agent, decarburizing agent or denitriding agent, etc.) or vacuum
[List of Patents for class 148 subclass 688]  688           Subclass 688 indent level is 2 Aluminum(Al) or aluminum base alloy
[List of Patents for class 148 subclass 689]  689           Subclass 689 indent level is 3 With extruding or drawing
[List of Patents for class 148 subclass 690]  690           Subclass 690 indent level is 4 And ageing, solution treating (i.e., for hardening), precipitation hardening or strengthening
[List of Patents for class 148 subclass 691]  691           Subclass 691 indent level is 3 With working above 400`C or nonspecified hot working
[List of Patents for class 148 subclass 692]  692           Subclass 692 indent level is 4 Multiple working steps
[List of Patents for class 148 subclass 693]  693           Subclass 693 indent level is 5 With ageing, solution treating (i.e., for hardening), precipitation hardening or strengthening
[List of Patents for class 148 subclass 694]  694           Subclass 694 indent level is 4 With ageing, solution treating (i.e., for hardening), precipitation hardening or strengthening
[List of Patents for class 148 subclass 695]  695           Subclass 695 indent level is 3 With working
[List of Patents for class 148 subclass 696]  696           Subclass 696 indent level is 4 Multiple working steps
[List of Patents for class 148 subclass 697]  697           Subclass 697 indent level is 5 With ageing, solution treating (i.e., for hardening), precipitation hardening or strengthening
[List of Patents for class 148 subclass 698]  698           Subclass 698 indent level is 3 With ageing, solution treating (i.e., for hardening), precipitation hardening or strengthening
[List of Patents for class 148 subclass 699]  699           Subclass 699 indent level is 4 Copper(Cu) containing
[List of Patents for class 148 subclass 700]  700           Subclass 700 indent level is 5 Magnesium(Mg) containing
[List of Patents for class 148 subclass 701]  701           Subclass 701 indent level is 6 Zinc(Zn) containing
[List of Patents for class 148 subclass 702]  702           Subclass 702 indent level is 4 Magnesium(Mg) containing
[List of Patents for class 148 subclass 703]  703           Subclass 703 indent level is 3 Treating with specified agent (e.g., heat exchange agent, protective agent, decarburizing agent, denitriding agent, etc.) or vacuum
[List of Patents for class 148 subclass 704]  704           Subclass 704 indent level is 4 In fused state
[List of Patents for class 148 subclass 705]  705           Subclass 705 indent level is 2 Zinc(Zn) or zinc base alloy
[List of Patents for class 148 subclass 706]  706           Subclass 706 indent level is 2 Lead(Pb) or lead base alloy
[List of Patents for class 148 subclass 707]  707           Subclass 707 indent level is 2 Over 50 percent metal, but no base
[List of Patents for class 148 subclass 708]  708           Subclass 708 indent level is 2 Treating with specified agent (e.g., heat exchange agent, protective agent, decarburizing agent, denitriding agent, etc.) or vacuum
[List of Patents for class 148 subclass 709]  709           Subclass 709 indent level is 3 With preserving, recovering or separately handling or treating of the agent
[List of Patents for class 148 subclass 710]  710           Subclass 710 indent level is 3 Utilizing particulate form in fluid bed
[List of Patents for class 148 subclass 711]  711           Subclass 711 indent level is 3 In fused state
[List of Patents for class 148 subclass 712]  712           Subclass 712 indent level is 3 In gaseous state
[List of Patents for class 148 subclass 713]  713           Subclass 713 indent level is 3 In liquid state
[List of Patents for class 148 subclass 714]  714           Subclass 714 indent level is 2 Localized or zone heating or cooling treatment
[List of Patents for class 148 subclass 22]  22           COMPOSITIONS
[List of Patents for class 148 subclass 23]  23           Subclass 23 indent level is 1 Fluxing
[List of Patents for class 148 subclass 24]  24           Subclass 24 indent level is 2 Metallic
[List of Patents for class 148 subclass 25]  25           Subclass 25 indent level is 2 Oleaginous
[List of Patents for class 148 subclass 26]  26           Subclass 26 indent level is 2 Inorganic
[List of Patents for class 148 subclass 27]  27           Subclass 27 indent level is 1 Heat treating
[List of Patents for class 148 subclass 28]  28           Subclass 28 indent level is 2 Liquid
[List of Patents for class 148 subclass 29]  29           Subclass 29 indent level is 3 Oleaginous
[List of Patents for class 148 subclass 30]  30           Subclass 30 indent level is 2 Carbonaceous
[List of Patents for class 148 subclass 33]  33           BARRIER LAYER STOCK MATERIAL, P-N TYPE
[List of Patents for class 148 subclass 33.1]  33.1           Subclass 33.1 indent level is 1 With contiguous layer doped to degeneracy
[List of Patents for class 148 subclass 33.2]  33.2           Subclass 33.2 indent level is 1 With recess, void, dislocation, grain boundaries or channel openings
[List of Patents for class 148 subclass 33.3]  33.3           Subclass 33.3 indent level is 1 With non-semiconductive coating thereon
[List of Patents for class 148 subclass 33.4]  33.4           Subclass 33.4 indent level is 1 With contiguous layers of different semiconductive material
[List of Patents for class 148 subclass 33.5]  33.5           Subclass 33.5 indent level is 1 Having at least three contiguous layers of semiconductive material
[List of Patents for class 148 subclass 33.6]  33.6           Subclass 33.6 indent level is 2 Including an alloy layer having named impurities
[List of Patents for class 148 subclass 400]  400           STOCK
[List of Patents for class 148 subclass 401]  401           Subclass 401 indent level is 1 Radioactive
[List of Patents for class 148 subclass 300]  300           Subclass 300 indent level is 1 Magnetic
[List of Patents for class 148 subclass 301]  301           Subclass 301 indent level is 2 Rare earth and transition metal containing
[List of Patents for class 148 subclass 302]  302           Subclass 302 indent level is 3 Boron containing
[List of Patents for class 148 subclass 303]  303           Subclass 303 indent level is 3 Copper containing
[List of Patents for class 148 subclass 304]  304           Subclass 304 indent level is 2 Amorphous
[List of Patents for class 148 subclass 305]  305           Subclass 305 indent level is 3 With inclusion
[List of Patents for class 148 subclass 306]  306           Subclass 306 indent level is 2 Iron base (i.e., ferrous)
[List of Patents for class 148 subclass 307]  307           Subclass 307 indent level is 3 Silicon containing
[List of Patents for class 148 subclass 308]  308           Subclass 308 indent level is 4 Specific crystallographic orientation
[List of Patents for class 148 subclass 309]  309           Subclass 309 indent level is 4 Containing over 1 percent aluminium
[List of Patents for class 148 subclass 310]  310           Subclass 310 indent level is 3 Nickel containing
[List of Patents for class 148 subclass 311]  311           Subclass 311 indent level is 3 Cobalt containing
[List of Patents for class 148 subclass 312]  312           Subclass 312 indent level is 2 Nickel base
[List of Patents for class 148 subclass 313]  313           Subclass 313 indent level is 2 Cobalt base
[List of Patents for class 148 subclass 314]  314           Subclass 314 indent level is 2 Manganese base
[List of Patents for class 148 subclass 315]  315           Subclass 315 indent level is 2 No single metal over 50 percent
[List of Patents for class 148 subclass 316]  316           Subclass 316 indent level is 1 Carburized or nitrided
[List of Patents for class 148 subclass 317]  317           Subclass 317 indent level is 2 Nitrided
[List of Patents for class 148 subclass 318]  318           Subclass 318 indent level is 3 Ferrous (i.e., iron base)
[List of Patents for class 148 subclass 319]  319           Subclass 319 indent level is 2 Ferrous (i.e., iron base)
[List of Patents for class 148 subclass 402]  402           Subclass 402 indent level is 1 Mechanical memory
[List of Patents for class 148 subclass 403]  403           Subclass 403 indent level is 1 Amorphous, i.e., glassy
[List of Patents for class 148 subclass 404]  404           Subclass 404 indent level is 1 Directionally solidified
[List of Patents for class 148 subclass 320]  320           Subclass 320 indent level is 1 Ferrous (i.e., iron base)
[List of Patents for class 148 subclass 321]  321           Subclass 321 indent level is 2 1.7 percent or more carbon containing (e.g., cast iron)
[List of Patents for class 148 subclass 322]  322           Subclass 322 indent level is 3 Malleabilized
[List of Patents for class 148 subclass 323]  323           Subclass 323 indent level is 3 Chill cast
[List of Patents for class 148 subclass 324]  324           Subclass 324 indent level is 3 Six percent or more group IV, V or VI transition metal containing
[List of Patents for class 148 subclass 325]  325           Subclass 325 indent level is 2 Nine percent or more chromium containing
[List of Patents for class 148 subclass 326]  326           Subclass 326 indent level is 3 Age or precipitation hardened or strengthened
[List of Patents for class 148 subclass 327]  327           Subclass 327 indent level is 3 Eight percent or more total content of nickel and/or manganese containing
[List of Patents for class 148 subclass 328]  328           Subclass 328 indent level is 2 Age or precipitation hardened or strengthed
[List of Patents for class 148 subclass 329]  329           Subclass 329 indent level is 2 Eight percent or more manganese containing
[List of Patents for class 148 subclass 330]  330           Subclass 330 indent level is 2 Beryllium or boron containing
[List of Patents for class 148 subclass 331]  331           Subclass 331 indent level is 2 Rare earth meal containing
[List of Patents for class 148 subclass 332]  332           Subclass 332 indent level is 2 Copper containing
[List of Patents for class 148 subclass 333]  333           Subclass 333 indent level is 2 Chromium containing, but less than 9 percent
[List of Patents for class 148 subclass 334]  334           Subclass 334 indent level is 3 Molybdenum containing
[List of Patents for class 148 subclass 335]  335           Subclass 335 indent level is 4 Nickel containing
[List of Patents for class 148 subclass 336]  336           Subclass 336 indent level is 2 Nickel containing
[List of Patents for class 148 subclass 337]  337           Subclass 337 indent level is 2 Three percent or more manganese containing or containing other transition metal in any amount
[List of Patents for class 148 subclass 405]  405           Subclass 405 indent level is 1 Age or precipitation hardened or strengthened
[List of Patents for class 148 subclass 406]  406           Subclass 406 indent level is 2 Magnesium base
[List of Patents for class 148 subclass 407]  407           Subclass 407 indent level is 2 Refractory metal base
[List of Patents for class 148 subclass 408]  408           Subclass 408 indent level is 2 Cobalt base
[List of Patents for class 148 subclass 409]  409           Subclass 409 indent level is 2 Nickel base
[List of Patents for class 148 subclass 410]  410           Subclass 410 indent level is 3 Chromium containing
[List of Patents for class 148 subclass 411]  411           Subclass 411 indent level is 2 Copper base
[List of Patents for class 148 subclass 412]  412           Subclass 412 indent level is 3 Tin containing
[List of Patents for class 148 subclass 413]  413           Subclass 413 indent level is 3 Zinc containing
[List of Patents for class 148 subclass 414]  414           Subclass 414 indent level is 3 Nickel containing
[List of Patents for class 148 subclass 415]  415           Subclass 415 indent level is 2 Aluminum base
[List of Patents for class 148 subclass 416]  416           Subclass 416 indent level is 3 Copper containing
[List of Patents for class 148 subclass 417]  417           Subclass 417 indent level is 4 Magnesium containing
[List of Patents for class 148 subclass 418]  418           Subclass 418 indent level is 5 Vanadium, niobium or tantalum containing
[List of Patents for class 148 subclass 419]  419           Subclass 419 indent level is 2 Containing over 50 percent metal, but no base metal
[List of Patents for class 148 subclass 420]  420           Subclass 420 indent level is 1 Magnesium base
[List of Patents for class 148 subclass 421]  421           Subclass 421 indent level is 1 Titanium, zirconium, or hafnium base
[List of Patents for class 148 subclass 422]  422           Subclass 422 indent level is 1 Vanadium, niobum, or tantalum base
[List of Patents for class 148 subclass 423]  423           Subclass 423 indent level is 1 Chromium, molybdenum, or tungsten base
[List of Patents for class 148 subclass 424]  424           Subclass 424 indent level is 1 Manganese base
[List of Patents for class 148 subclass 425]  425           Subclass 425 indent level is 1 Cobalt base
[List of Patents for class 148 subclass 426]  426           Subclass 426 indent level is 1 Nickel base
[List of Patents for class 148 subclass 427]  427           Subclass 427 indent level is 2 Chromium containing
[List of Patents for class 148 subclass 428]  428           Subclass 428 indent level is 3 Aluminum containing
[List of Patents for class 148 subclass 429]  429           Subclass 429 indent level is 2 Aluminum containing
[List of Patents for class 148 subclass 430]  430           Subclass 430 indent level is 1 Noble metal base
[List of Patents for class 148 subclass 431]  431           Subclass 431 indent level is 2 Silver base containing in situ formed oxides
[List of Patents for class 148 subclass 432]  432           Subclass 432 indent level is 1 Copper base
[List of Patents for class 148 subclass 433]  433           Subclass 433 indent level is 2 Tin containing
[List of Patents for class 148 subclass 434]  434           Subclass 434 indent level is 2 Zinc containing
[List of Patents for class 148 subclass 435]  435           Subclass 435 indent level is 2 Nickel containing
[List of Patents for class 148 subclass 436]  436           Subclass 436 indent level is 2 Aluminum containing
[List of Patents for class 148 subclass 437]  437           Subclass 437 indent level is 1 Aluminum base
[List of Patents for class 148 subclass 438]  438           Subclass 438 indent level is 2 Copper containing
[List of Patents for class 148 subclass 439]  439           Subclass 439 indent level is 3 Magnesium containing
[List of Patents for class 148 subclass 440]  440           Subclass 440 indent level is 2 Magnesium containing
[List of Patents for class 148 subclass 441]  441           Subclass 441 indent level is 1 Zinc base
[List of Patents for class 148 subclass 442]  442           Subclass 442 indent level is 1 Containing over 50 per cent metal, but no base metal
 
CROSS-REFERENCE ART COLLECTIONS
 
[List of Patents for class 148 subclass 900]  900           ION IMPLANTED
[List of Patents for class 148 subclass 901]  901           SURFACE DEPLETED IN AN ALLOY COMPONENT (E.G., DECARBURIZED)
[List of Patents for class 148 subclass 902]  902           HAVING PORTIONS OF DIFFERING METALLURGICAL PROPERTIES OR CHARACTERISTICS
[List of Patents for class 148 subclass 903]  903           Subclass 903 indent level is 1 Directly treated with high energy electromagnetic waves or particles (e.g., laser, electron beam)
[List of Patents for class 148 subclass 904]  904           Subclass 904 indent level is 1 Crankshaft
[List of Patents for class 148 subclass 905]  905           Subclass 905 indent level is 1 Cutting tool
[List of Patents for class 148 subclass 906]  906           Subclass 906 indent level is 1 Roller bearing element
[List of Patents for class 148 subclass 907]  907           Subclass 907 indent level is 1 Threaded or headed fastener
[List of Patents for class 148 subclass 908]  908           Subclass 908 indent level is 1 Spring
[List of Patents for class 148 subclass 909]  909           Subclass 909 indent level is 1 Tube
[List of Patents for class 148 subclass 910]  910           Subclass 910 indent level is 1 In pattern discontinuous in two dimensions (e.g., checkerboard pattern)
 
FOREIGN ART COLLECTIONS
 
   FOR000          CLASS-RELATED FOREIGN DOCUMENTS
 
DIGESTS
 
[List of Patents for class 148 subclass DIG1]   DIG1           AMORPHOUS SEMICONDUCTOR
[List of Patents for class 148 subclass DIG2]   DIG2           AMPHOTERIC DOPING
[List of Patents for class 148 subclass DIG3]   DIG3           ANNEAL
[List of Patents for class 148 subclass DIG4]   DIG4           ANNEALING, INCOHERENT LIGHT
[List of Patents for class 148 subclass DIG5]   DIG5           ANTIMONIDES OF GALLIUM OR INDIUM
[List of Patents for class 148 subclass DIG6]   DIG6           APPARATUS
[List of Patents for class 148 subclass DIG7]   DIG7           AUTODOPING
[List of Patents for class 148 subclass DIG8]   DIG8           BI-LEVEL FABRICATION
[List of Patents for class 148 subclass DIG9]   DIG9           BI-MOS
[List of Patents for class 148 subclass DIG10]   DIG10           BIPOLAR TRANSISTORS-ION IMPLANTATION
[List of Patents for class 148 subclass DIG11]   DIG11           BIPOLAR TRANSISTORS
[List of Patents for class 148 subclass DIG12]   DIG12           BONDING E.G., ELECTROSTATIC FOR STRAIN GAUGES
[List of Patents for class 148 subclass DIG13]   DIG13           BREAKDOWN VOLTAGE
[List of Patents for class 148 subclass DIG14]   DIG14           CAPACITOR
[List of Patents for class 148 subclass DIG15]   DIG15           CAPPING LAYER
[List of Patents for class 148 subclass DIG16]   DIG16           CATALYST
[List of Patents for class 148 subclass DIG17]   DIG17           CLEAN SURFACES
[List of Patents for class 148 subclass DIG18]   DIG18           COMPENSATION DOPING
[List of Patents for class 148 subclass DIG19]   DIG19           CONTACTS OF SILICIDES
[List of Patents for class 148 subclass DIG20]   DIG20           CONTACTS, SPECIAL
[List of Patents for class 148 subclass DIG21]   DIG21           CONTINUOUS PROCESS
[List of Patents for class 148 subclass DIG22]   DIG22           CONTROLLED ATMOSPHERE
[List of Patents for class 148 subclass DIG23]   DIG23           DEEP LEVEL DOPANTS
[List of Patents for class 148 subclass DIG24]   DIG24           DEFECT CONTROL-GETTERING AND ANNEALING
[List of Patents for class 148 subclass DIG25]   DIG25           DEPOSITION MULTI-STEP
[List of Patents for class 148 subclass DIG26]   DIG26           DEPOSITION THRU HOLE IN MASK
[List of Patents for class 148 subclass DIG27]   DIG27           DICHLOROSILANE
[List of Patents for class 148 subclass DIG28]   DIG28           DICING
[List of Patents for class 148 subclass DIG29]   DIG29           DIFFERENTIAL CRYSTAL GROWTH RATES
[List of Patents for class 148 subclass DIG30]   DIG30           DIFFUSION
[List of Patents for class 148 subclass DIG31]   DIG31           DIFFUSION AT AN EDGE
[List of Patents for class 148 subclass DIG32]   DIG32           DIFFUSION LENGTH
[List of Patents for class 148 subclass DIG33]   DIG33           DIFFUSION OF ALUMINUM
[List of Patents for class 148 subclass DIG34]   DIG34           DIFFUSION OF BORON OR SILICON
[List of Patents for class 148 subclass DIG35]   DIG35           DIFFUSION THRU A LAYER
[List of Patents for class 148 subclass DIG36]   DIG36           DIFFUSION, NONSELECTIVE
[List of Patents for class 148 subclass DIG37]   DIG37           DIFFUSION-DEPOSITION
[List of Patents for class 148 subclass DIG38]   DIG38           DIFFUSIONS-STAGED
[List of Patents for class 148 subclass DIG39]   DIG39           DISPLACE P-N JUNCTION
[List of Patents for class 148 subclass DIG40]   DIG40           DOPANTS, SPECIAL
[List of Patents for class 148 subclass DIG41]   DIG41           DOPING CONTROL IN CRYSTAL GROWTH
[List of Patents for class 148 subclass DIG42]   DIG42           DOPING, GRADED, FOR TAPERED ETCHING
[List of Patents for class 148 subclass DIG43]   DIG43           DUAL DIELECTRIC
[List of Patents for class 148 subclass DIG44]   DIG44           EDGE DIFFUSION UNDER MASK
[List of Patents for class 148 subclass DIG45]   DIG45           ELECTRIC FIELD
[List of Patents for class 148 subclass DIG46]   DIG46           ELECTRON BEAM TREATMENT OF DEVICES
[List of Patents for class 148 subclass DIG47]   DIG47           EMITTER DIP
[List of Patents for class 148 subclass DIG48]   DIG48           ENERGY BEAM ASSISTED EPI GROWTH
[List of Patents for class 148 subclass DIG49]   DIG49           EQUIVALENCE AND OPTIONS
[List of Patents for class 148 subclass DIG50]   DIG50           ETCH AND REFILL
[List of Patents for class 148 subclass DIG51]   DIG51           ETCHING
[List of Patents for class 148 subclass DIG52]   DIG52           FACE TO FACE DEPOSITION
[List of Patents for class 148 subclass DIG53]   DIG53           FIELD EFFECT TRANSISTORS FETS
[List of Patents for class 148 subclass DIG54]   DIG54           FLAT SHEETS-SUBSTRATES
[List of Patents for class 148 subclass DIG55]   DIG55           FUSE
[List of Patents for class 148 subclass DIG56]   DIG56           GALLIUM ARSENIDE
[List of Patents for class 148 subclass DIG57]   DIG57           GAS FLOW CONTROL
[List of Patents for class 148 subclass DIG58]   DIG58           GE GERMANIUM
[List of Patents for class 148 subclass DIG59]   DIG59           GERMANIUM ON SILICON OR GE-SI ON III-V
[List of Patents for class 148 subclass DIG60]   DIG60           GETTERING
[List of Patents for class 148 subclass DIG61]   DIG61           GETTERING-ARMORPHOUS LAYERS
[List of Patents for class 148 subclass DIG62]   DIG62           GOLD DIFFUSION
[List of Patents for class 148 subclass DIG63]   DIG63           GP II-IV-VI COMPOUNDS
[List of Patents for class 148 subclass DIG64]   DIG64           GP II-VI COMPOUNDS
[List of Patents for class 148 subclass DIG65]   DIG65           GP III-V (GENERIC) COMPOUNDS-PROCESSING
[List of Patents for class 148 subclass DIG66]   DIG66           GP III-V LIQUID PHASE EPITAXY
[List of Patents for class 148 subclass DIG67]   DIG67           GRADED ENERGY GAP
[List of Patents for class 148 subclass DIG68]   DIG68           GRAPHITE MASKING
[List of Patents for class 148 subclass DIG69]   DIG69           GREEN SHEETS
[List of Patents for class 148 subclass DIG70]   DIG70           GUARD RINGS AND CMOS
[List of Patents for class 148 subclass DIG71]   DIG71           HEATING, SELECTIVE
[List of Patents for class 148 subclass DIG72]   DIG72           HETEROJUNCTIONS
[List of Patents for class 148 subclass DIG73]   DIG73           HOLLOW BODY
[List of Patents for class 148 subclass DIG74]   DIG74           HORIZONTAL MELT SOLIDIFICATION
[List of Patents for class 148 subclass DIG75]   DIG75           IMIDE RESISTS
[List of Patents for class 148 subclass DIG76]   DIG76           IMPLANT
[List of Patents for class 148 subclass DIG77]   DIG77           IMPLANTATION OF SILICON ON SAPPHIRE
[List of Patents for class 148 subclass DIG78]   DIG78           IMPURITY REDISTRIBUTION BY OXIDATION
[List of Patents for class 148 subclass DIG79]   DIG79           INERT CARRIER GAS
[List of Patents for class 148 subclass DIG80]   DIG80           INFRA-RED
[List of Patents for class 148 subclass DIG81]   DIG81           INSULATORS
[List of Patents for class 148 subclass DIG82]   DIG82           ION IMPLANTATION FETS/COMS
[List of Patents for class 148 subclass DIG83]   DIG83           ION IMPLANTATION, GENERAL
[List of Patents for class 148 subclass DIG84]   DIG84           ION IMPLANTATION OF COMPOUND DEVICES
[List of Patents for class 148 subclass DIG85]   DIG85           ISOLATED-INTEGRATED
[List of Patents for class 148 subclass DIG86]   DIG86           ISOLATED ZONES
[List of Patents for class 148 subclass DIG87]   DIG87           I2L INTEGRATED INJECTION LOGIC
[List of Patents for class 148 subclass DIG88]   DIG88           J-FET (JUNCTION FIELD EFFECT TRANSISTOR)
[List of Patents for class 148 subclass DIG89]   DIG89           JOSEPHSON DEVICES
[List of Patents for class 148 subclass DIG90]   DIG90           LASER ANNEAL
[List of Patents for class 148 subclass DIG91]   DIG91           LASER BEAM PROCESSING OF FETS
[List of Patents for class 148 subclass DIG92]   DIG92           LASER BEAM PROCESSING-DIODES OR TRANSISTOR
[List of Patents for class 148 subclass DIG93]   DIG93           LASER BEAM TREATMENT IN GENERAL
[List of Patents for class 148 subclass DIG94]   DIG94           LASER BEAM TREATMENT OF COMPOUND DEVICES
[List of Patents for class 148 subclass DIG95]   DIG95           LASER DEVICES
[List of Patents for class 148 subclass DIG96]   DIG96           LATERAL TRANSISTOR
[List of Patents for class 148 subclass DIG97]   DIG97           LATTICE STRAIN AND DEFECTS
[List of Patents for class 148 subclass DIG98]   DIG98           LAYER CONVERSION
[List of Patents for class 148 subclass DIG99]   DIG99           LED, MULTICOLOR
[List of Patents for class 148 subclass DIG100]   DIG100           LIFT-OFF MASKING
[List of Patents for class 148 subclass DIG101]   DIG101           LIQUID PHASE EPITAXY LPE
[List of Patents for class 148 subclass DIG102]   DIG102           MASK ALIGNMENT
[List of Patents for class 148 subclass DIG103]   DIG103           MASK, DUAL FUNCTION E.G., DIFFUSION AND OXIDATION
[List of Patents for class 148 subclass DIG104]   DIG104           MASK, MOVABLE
[List of Patents for class 148 subclass DIG105]   DIG105           MASKS, METAL
[List of Patents for class 148 subclass DIG106]   DIG106           MASKS, SPECIAL
[List of Patents for class 148 subclass DIG107]   DIG107           MELT
[List of Patents for class 148 subclass DIG108]   DIG108           MELT BACK
[List of Patents for class 148 subclass DIG109]   DIG109           MEMORY DEVICES
[List of Patents for class 148 subclass DIG110]   DIG110           METAL-ORGANIC CVD (RUEHRWEIN TYPE)
[List of Patents for class 148 subclass DIG111]   DIG111           NARROW MASKING
[List of Patents for class 148 subclass DIG112]   DIG112           NITRIDATION, DIRECT, OF SILICON
[List of Patents for class 148 subclass DIG113]   DIG113           NITRIDES OF BORON OR ALUMINUM OR GALLIUM
[List of Patents for class 148 subclass DIG114]   DIG114           NITRIDES OF SILICON
[List of Patents for class 148 subclass DIG115]   DIG115           ORIENTATION
[List of Patents for class 148 subclass DIG116]   DIG116           OXIDATION, DIFFERENTIAL
[List of Patents for class 148 subclass DIG117]   DIG117           OXIDATION, SELECTIVE
[List of Patents for class 148 subclass DIG118]   DIG118           OXIDE FILMS
[List of Patents for class 148 subclass DIG119]   DIG119           PHOSPHIDES OF GALLIUM OR INDIUM
[List of Patents for class 148 subclass DIG120]   DIG120           PHOTOCATHODES-CS COATED AND SOLAR CELL
[List of Patents for class 148 subclass DIG121]   DIG121           PLASTIC TEMPERATURE
[List of Patents for class 148 subclass DIG122]   DIG122           POLYCRYSTALLINE
[List of Patents for class 148 subclass DIG123]   DIG123           POLYCRYSTALLINE DIFFUSE ANNEAL
[List of Patents for class 148 subclass DIG124]   DIG124           POLYCRYSTALLINE EMITTER
[List of Patents for class 148 subclass DIG125]   DIG125           POLYCRYSTALLINE PASSIVATION
[List of Patents for class 148 subclass DIG126]   DIG126           POWER FETS
[List of Patents for class 148 subclass DIG127]   DIG127           PROCESS INDUCED DEFECTS
[List of Patents for class 148 subclass DIG128]   DIG128           PROTON BOMBARDMENT OF SILICON
[List of Patents for class 148 subclass DIG129]   DIG129           PULSE DOPING
[List of Patents for class 148 subclass DIG130]   DIG130           PURIFICATION
[List of Patents for class 148 subclass DIG131]   DIG131           REACTIVE ION ETCHING RIE
[List of Patents for class 148 subclass DIG132]   DIG132           RECOIL IMPLANTATION
[List of Patents for class 148 subclass DIG133]   DIG133           REFLOW OXIDES AND GLASSES
[List of Patents for class 148 subclass DIG134]   DIG134           REMELT
[List of Patents for class 148 subclass DIG135]   DIG135           REMOVAL OF SUBSTRATE
[List of Patents for class 148 subclass DIG136]   DIG136           RESISTORS
[List of Patents for class 148 subclass DIG137]   DIG137           RESISTS
[List of Patents for class 148 subclass DIG138]   DIG138           ROUGHENED SURFACE
[List of Patents for class 148 subclass DIG139]   DIG139           SCHOTTKY BARRIER
[List of Patents for class 148 subclass DIG140]   DIG140           SCHOTTKY BARRIER CONTACTS
[List of Patents for class 148 subclass DIG141]   DIG141           SELF-ALIGNMENT COAT GATE
[List of Patents for class 148 subclass DIG142]   DIG142           SEMICONDUCTOR-METAL-SEMICONDUCTOR
[List of Patents for class 148 subclass DIG143]   DIG143           SHADOW MASKING
[List of Patents for class 148 subclass DIG144]   DIG144           SHALLOW DIFFUSION
[List of Patents for class 148 subclass DIG145]   DIG145           SHAPED JUNCTIONS
[List of Patents for class 148 subclass DIG146]   DIG146           SHEET RESISTANCE (DOPANT PARAMETERS)
[List of Patents for class 148 subclass DIG147]   DIG147           SILICIDES
[List of Patents for class 148 subclass DIG148]   DIG148           SILICON CARBIDE
[List of Patents for class 148 subclass DIG149]   DIG149           SILICON ON III-V
[List of Patents for class 148 subclass DIG150]   DIG150           SILICON ON SAPPHIRE SOS
[List of Patents for class 148 subclass DIG151]   DIG151           SIMULTANEOUS DIFFUSION
[List of Patents for class 148 subclass DIG152]   DIG152           SINGLE CRYSTAL ON AMORPHOUS SUBSTRATE
[List of Patents for class 148 subclass DIG153]   DIG153           SOLAR CELLS-IMPLANTATIONS-LASER BEAM
[List of Patents for class 148 subclass DIG154]   DIG154           SOLID PHASE EPITAXY
[List of Patents for class 148 subclass DIG155]   DIG155           SOLID SOLUBILITY
[List of Patents for class 148 subclass DIG156]   DIG156           SONOS
[List of Patents for class 148 subclass DIG157]   DIG157           SPECIAL DIFFUSION AND PROFILES
[List of Patents for class 148 subclass DIG158]   DIG158           SPUTTERING
[List of Patents for class 148 subclass DIG159]   DIG159           STRAIN GAUGES
[List of Patents for class 148 subclass DIG160]   DIG160           SUPERLATTICE
[List of Patents for class 148 subclass DIG161]   DIG161           TAPERED EDGES
[List of Patents for class 148 subclass DIG162]   DIG162           TESTING STEPS
[List of Patents for class 148 subclass DIG163]   DIG163           THICK-THIN OXIDES
[List of Patents for class 148 subclass DIG164]   DIG164           THREE DIMENSIONAL PROCESSING
[List of Patents for class 148 subclass DIG165]   DIG165           TRANSMUTATION DOPING
[List of Patents for class 148 subclass DIG166]   DIG166           TRAVELING SOLVENT METHOD
[List of Patents for class 148 subclass DIG167]   DIG167           TWO DIFFUSIONS IN ONE HOLE
[List of Patents for class 148 subclass DIG168]   DIG168           V-GROOVES
[List of Patents for class 148 subclass DIG169]   DIG169           VACUUM DEPOSITION (INCLUDES MOLECULAR BEAM EPITAXY
[List of Patents for class 148 subclass DIG170]   DIG170           VAPOR-LIQUID-SOLID
[List of Patents for class 148 subclass DIG171]   DIG171           VARISTOR
[List of Patents for class 148 subclass DIG172]   DIG172           VIDICONS
[List of Patents for class 148 subclass DIG173]   DIG173           WASHED EMITTER
[List of Patents for class 148 subclass DIG174]   DIG174           ZENER DIODES

This file produced by USPTO - SIRA - Office of Patent Automation - Reference Tools Project

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