Class Number and Title | |||
| 2 | Apparel | ||
| 4 | Baths, closets, sinks, and spittoons | ||
| 5 | Beds | ||
| 7 | Compound tools | ||
| 8 | Bleaching and dyeing; fluid treatment and chemical modification of textiles and fibers | ||
| 12 | Boot and shoe making | ||
| 14 | Bridges | ||
| 15 | Brushing, scrubbing, and general cleaning | ||
| 16 | Miscellaneous hardware | ||
| 19 | Textiles: fiber preparation | ||
| 23 | Chemistry: physical processes | ||
| 24 | Buckles, buttons, clasps, etc. | ||
| 26 | Textiles: cloth finishing | ||
| 27 | Undertaking | ||
| 28 | Textiles: manufacturing | ||
| 29 | Metal working | ||
| 30 | Cutlery | ||
| 33 | Geometrical instruments | ||
| 34 | Drying and gas or vapor contact with solids | ||
| 36 | Boots, shoes, and leggings | ||
| 37 | Excavating | ||
| 38 | Textiles: ironing or smoothing | ||
| 40 | Card, picture, or sign exhibiting | ||
| 42 | Firearms | ||
| 43 | Fishing, trapping, and vermin destroying | ||
| 44 | Fuel and related compositions | ||
| 47 | Plant husbandry | ||
| 48 | Gas: heating and illuminating | ||
| 49 | Movable or removable closures | ||
Class Number and Title | |||
| 51 | Abrasive tool making process, material, or composition | ||
| 52 | Static structures (e.g., buildings) | ||
| 53 | Package making | ||
| 54 | Harness | ||
| 55 | Gas separation | ||
| 56 | Harvesters | ||
| 57 | Textiles: spinning, twisting, and twining | ||
| 59 | Chain, staple, and horseshoe making | ||
| 60 | Power plants | ||
| 62 | Refrigeration | ||
| 63 | Jewelry | ||
| 65 | Glass manufacturing | ||
| 66 | Textiles: knitting | ||
| 68 | Textiles: fluid treating apparatus | ||
| 69 | Leather manufactures | ||
| 70 | Locks | ||
| 71 | Chemistry: fertilizers | ||
| 72 | Metal deforming | ||
| 73 | Measuring and testing | ||
| 74 | Machine element or mechanism | ||
| 75 | Specialized metallurgical processes, compositions for use therein, consolidated metal powder compositions, and loose metal particulate mixtures | ||
| 76 | Metal tools and implements, making | ||
| 79 | Button making | ||
| 81 | Tools | ||
| 82 | Turning | ||
| 83 | Cutting | ||
| 84 | Music | ||
| 86 | Ammunition and explosive-charge making | ||
| 87 | Textiles: braiding, netting, and lace making | ||
Class Number and Title | |||
| 89 | Ordnance | ||
| 91 | Motors: expansible chamber type | ||
| 92 | Expansible chamber devices | ||
| 95 | Gas separation: processes | ||
| 96 | Gas separation: apparatus | ||
| 99 | Foods and beverages: apparatus | ||
| 100 | Presses | ||
| 101 | Printing | ||
| 102 | Ammunition and explosives | ||
| 104 | Railways | ||
| 105 | Railway rolling stock | ||
| 106 | Compositions: coating or plastic | ||
| 108 | Horizontally supported planar surfaces | ||
| 109 | Safes, bank protection, or a related device | ||
| 110 | Furnaces | ||
| 111 | Planting | ||
| 112 | Sewing | ||
| 114 | Ships | ||
| 116 | Signals and indicators | ||
| 117 | Single-crystal, oriented-crystal, and epitaxy growth processes; non-coating apparatus therefor | ||
| 118 | Coating apparatus | ||
| 119 | Animal husbandry | ||
| 122 | Liquid heaters and vaporizers | ||
| 123 | Internal-combustion engines | ||
| 124 | Mechanical guns and projectors | ||
| 125 | Stone working | ||
| 126 | Stoves and furnaces | ||
| 127 | Sugar, starch, and carbohydrates | ||
| 128 | Surgery | ||
Class Number and Title | |||
| 131 | Tobacco | ||
| 132 | Toilet | ||
| 134 | Cleaning and liquid contact with solids | ||
| 135 | Tent, canopy, umbrella, or cane | ||
| 136 | Batteries: thermoelectric and photoelectric | ||
| 137 | Fluid handling | ||
| 138 | Pipes and tubular conduits | ||
| 139 | Textiles: weaving | ||
| 140 | Wireworking | ||
| 141 | Fluent material handling, with receiver or receiver coacting means | ||
| 142 | Wood turning | ||
| 144 | Woodworking | ||
| 147 | Coopering | ||
| 148 | Metal treatment | ||
| 149 | Explosive and thermic compositions or charges | ||
| 150 | Purses, wallets, and protective covers | ||
| 152 | Resilient tires and wheels | ||
| 156 | Adhesive bonding and miscellaneous chemical manufacture | ||
| 157 | Wheelwright machines | ||
| 159 | Concentrating evaporators | ||
| 160 | Flexible or portable closure, partition, or panel | ||
| 162 | Paper making and fiber liberation | ||
| 163 | Needle and pin making | ||
| 164 | Metal founding | ||
| 165 | Heat exchange | ||
| 166 | Wells | ||
| 168 | Farriery | ||
| 169 | Fire extinguishers | ||
| 171 | Unearthing plants or buried objects | ||
Class Number and Title | |||
| 172 | Earth working | ||
| 173 | Tool driving or impacting | ||
| 174 | Electricity: conductors and insulators | ||
| 175 | Boring or penetrating the earth | ||
| 177 | Weighing scales | ||
| 178 | Telegraphy | ||
| 180 | Motor vehicles | ||
| 181 | Acoustics | ||
| 182 | Fire escape, ladder, or scaffold | ||
| 184 | Lubrication | ||
| 185 | Motors: spring, weight, or animal powered | ||
| 186 | Merchandising | ||
| 187 | Elevator, industrial lift truck, or stationary lift for vehicle | ||
| 188 | Brakes | ||
| 190 | Trunks and hand-carried luggage | ||
| 191 | Electricity: transmission to vehicles | ||
| 192 | Clutches and power-stop control | ||
| 193 | Conveyors, chutes, skids, guides, and ways | ||
| 194 | Check-actuated control mechanisms | ||
| 196 | Mineral oils: apparatus | ||
| 198 | Conveyors: power-driven | ||
| 199 | Type casting | ||
| 200 | Electricity: circuit makers and breakers | ||
| 201 | Distillation: processes, thermolytic | ||
| 202 | Distillation: apparatus | ||
| 203 | Distillation: processes, separatory | ||
| 204 | Chemistry: electrical and wave energy | ||
| 205 | Electrolysis: processes, compositions used therein, and methods of preparing the compositions | ||
| 206 | Special receptacle or package | ||
Class Number and Title | |||
| 208 | Mineral oils: processes and products | ||
| 209 | Classifying, separating, and assorting solids | ||
| 210 | Liquid purification or separation | ||
| 211 | Supports: racks | ||
| 212 | Traversing hoists | ||
| 213 | Railway draft appliances | ||
| 215 | Bottles and jars | ||
| 216 | Etching a substrate: processes | ||
| 217 | Wooden receptacles | ||
| 218 | High-voltage switches with arc preventing or extinguishing devices | ||
| 219 | Electric heating | ||
| 220 | Receptacles | ||
| 221 | Article dispensing | ||
| 222 | Dispensing | ||
| 223 | Apparel apparatus | ||
| 224 | Package and article carriers | ||
| 225 | Severing by tearing or breaking | ||
| 226 | Advancing material of indeterminate length | ||
| 227 | Elongated-member-driving apparatus | ||
| 228 | Metal fusion bonding | ||
| 229 | Envelopes, wrappers, and paperboard boxes | ||
| 231 | Whips and whip apparatus | ||
| 232 | Deposit and collection receptacles | ||
| 234 | Selective cutting (e.g., punching) | ||
| 235 | Registers | ||
| 236 | Automatic temperature and humidity regulation | ||
| 237 | Heating systems | ||
| 238 | Railways: surface track | ||
| 239 | Fluid sprinkling, spraying, and diffusing | ||
Class Number and Title | |||
| 241 | Solid material comminution or disintegration | ||
| 242 | Winding, tensioning, or guiding | ||
| 244 | Aeronautics | ||
| 245 | Wire fabrics and structure | ||
| 246 | Railway switches and signals | ||
| 248 | Supports | ||
| 249 | Static molds | ||
| 250 | Radiant energy | ||
| 251 | Valves and valve actuation | ||
| 252 | Compositions | ||
| 254 | Implements or apparatus for applying pushing or pulling force | ||
| 256 | Fences | ||
| 257 | Active solid-state devices (e.g., transistors, solid-state diodes) | ||
| 258 | Railway mail delivery | ||
| 260 | Chemistry of carbon compounds | ||
| 261 | Gas and liquid contact apparatus | ||
| 264 | Plastic and nonmetallic article shaping or treating: processes | ||
| 266 | Metallurgical apparatus | ||
| 267 | Spring devices | ||
| 269 | Work holders | ||
| 270 | Sheet-material associating | ||
| 271 | Sheet feeding or delivering | ||
| 273 | Amusement devices: games | ||
| 276 | Typesetting | ||
| 277 | Seal for a joint or juncture | ||
| 278 | Land vehicles: animal draft appliances | ||
| 279 | Chucks or sockets | ||
| 280 | Land vehicles | ||
| 281 | Books, strips, and leaves | ||
Class Number and Title | |||
| 283 | Printed matter | ||
| 285 | Pipe joints or couplings | ||
| 289 | Knots and knot tying | ||
| 290 | Prime-mover dynamo plants | ||
| 291 | Track sanders | ||
| 292 | Closure fasteners | ||
| 293 | Vehicle fenders | ||
| 294 | Handling: hand and hoist-line implements | ||
| 295 | Railway wheels and axles | ||
| 296 | Land vehicles: bodies and tops | ||
| 297 | Chairs and seats | ||
| 298 | Land vehicles: dumping | ||
| 299 | Mining or in situ disintegration of hard material | ||
| 300 | Brush, broom, and mop making | ||
| 301 | Land vehicles: wheels and axles | ||
| 303 | Fluid-pressure and analogous brake systems | ||
| 305 | Wheel substitutes for land vehicles | ||
| 307 | Electrical transmission or interconnection systems | ||
| 310 | Electrical generator or motor structure | ||
| 312 | Supports: cabinet structure | ||
| 313 | Electric lamp and discharge devices | ||
| 314 | Electric lamp and discharge devices: consumable electrodes | ||
| 315 | Electric lamp and discharge devices: systems | ||
| 318 | Electricity: motive power systems | ||
| 320 | Electricity: battery or capacitor charging or discharging | ||
| 322 | Electricity: single generator systems | ||
| 323 | Electricity: power supply or regulation systems | ||
| 324 | Electricity: measuring and testing | ||
| 326 | Electronic digital logic circuitry | ||
Class Number and Title | |||
| 327 | Miscellaneous active electrical nonlinear devices, circuits, and systems | ||
| 329 | Demodulators | ||
| 330 | Amplifiers | ||
| 331 | Oscillators | ||
| 332 | Modulators | ||
| 333 | Wave transmission lines and networks | ||
| 334 | Tuners | ||
| 335 | Electricity: magnetically operated switches, magnets, and electromagnets | ||
| 336 | Inductor devices | ||
| 337 | Electricity: electrothermally or thermally actuated switches | ||
| 338 | Electrical resistors | ||
| 340 | Communications: electrical | ||
| 341 | Coded data generation or conversion | ||
| 342 | Communications: directive radio wave systems and devices (e.g., radar, radio navigation) | ||
| 343 | Communications: radio wave antennas | ||
| 345 | Computer graphics processing, operator interface processing, and selective visual display systems | ||
| 346 | Recorders | ||
| 347 | Incremental printing of symbolic information | ||
| 348 | Television | ||
| 349 | Liquid crystal cells, elements and systems | ||
| 351 | Optics: eye examining, vision testing and correcting | ||
| 352 | Optics: motion pictures | ||
| 353 | Optics: image projectors | ||
| 355 | Photocopying | ||
| 356 | Optics: measuring and testing | ||
| 358 | Facsimile and static presentation processing | ||
| 359 | Optical: systems and elements | ||
| 360 | Dynamic magnetic information storage or retrieval | ||
| 361 | Electricity: electrical systems and devices | ||
Class Number and Title | |||
| 362 | Illumination | ||
| 363 | Electric power conversion systems | ||
| 365 | Static information storage and retrieval | ||
| 366 | Agitating | ||
| 367 | Communications, electrical: acoustic wave systems and devices | ||
| 368 | Horology: time measuring systems or devices | ||
| 369 | Dynamic information storage or retrieval | ||
| 370 | Multiplex communications | ||
| 372 | Coherent light generators | ||
| 373 | Industrial electric heating furnaces | ||
| 374 | Thermal measuring and testing | ||
| 375 | Pulse or digital communications | ||
| 376 | Induced nuclear reactions: processes, systems, and elements | ||
| 377 | Electrical pulse counters, pulse dividers, or shift registers: circuits and systems | ||
| 378 | X-ray or gamma ray systems or devices | ||
| 379 | Telephonic communications | ||
| 380 | Cryptography | ||
| 381 | Electrical audio signal processing systems and devices | ||
| 382 | Image analysis | ||
| 383 | Flexible bags | ||
| 384 | Bearings | ||
| 385 | Optical waveguides | ||
| 386 | Television signal processing for dynamic recording or reproducing | ||
| 388 | Electricity: motor control systems | ||
| 392 | Electric resistance heating devices | ||
| 396 | Photography | ||
| 398 | Optical communications | ||
| 399 | Electrophotography | ||
| 400 | Typewriting machines | ||
| 401 | Coating implements with material supply | ||
Class Number and Title | |||
| 402 | Binder device releasably engaging aperture or notch of sheet | ||
| 403 | Joints and connections | ||
| 404 | Road structure, process, or apparatus | ||
| 405 | Hydraulic and earth engineering | ||
| 406 | Conveyors: fluid current | ||
| 407 | Cutters, for shaping | ||
| 408 | Cutting by use of rotating axially moving tool | ||
| 409 | Gear cutting, milling, or planing | ||
| 410 | Freight accommodation on freight carrier | ||
| 411 | Expanded, threaded, driven, headed, tool-deformed, or locked-threaded fastener | ||
| 412 | Bookbinding: process and apparatus | ||
| 413 | Sheet metal container making | ||
| 414 | Material or article handling | ||
| 415 | Rotary kinetic fluid motors or pumps | ||
| 416 | Fluid reaction surfaces (i.e., impellers) | ||
| 417 | Pumps | ||
| 418 | Rotary expansible chamber devices | ||
| 419 | Powder metallurgy processes | ||
| 420 | Alloys or metallic compositions | ||
| 422 | Chemical apparatus and process disinfecting, deodorizing, preserving, or sterilizing | ||
| 423 | Chemistry of inorganic compounds | ||
| 424 | Drug, bio-affecting and body treating compositions | ||
| 425 | Plastic article or earthenware shaping or treating: apparatus | ||
| 426 | Food or edible material: processes, compositions, and products | ||
| 427 | Coating processes | ||
| 428 | Stock material or miscellaneous articles | ||
| 429 | Chemistry: electrical current producing apparatus, product, and process | ||
| 430 | Radiation imagery chemistry: process, composition, or product thereof | ||
| 431 | Combustion | ||
Class Number and Title | |||
| 432 | Heating | ||
| 433 | Dentistry | ||
| 434 | Education and demonstration | ||
| 435 | Chemistry: molecular biology and microbiology | ||
| 436 | Chemistry: analytical and immunological testing | ||
| 438 | Semiconductor device manufacturing: process | ||
| 439 | Electrical connectors | ||
| 440 | Marine propulsion | ||
| 441 | Buoys, rafts, and aquatic devices | ||
| 442 | Fabric (woven, knitted, or nonwoven textile or cloth, etc.) | ||
| 445 | Electric lamp or space discharge component or device manufacturing | ||
| 446 | Amusement devices: toys | ||
| 449 | Bee culture | ||
| 450 | Foundation garments | ||
| 451 | Abrading | ||
| 452 | Butchering | ||
| 453 | Coin handling | ||
| 454 | Ventilation | ||
| 455 | Telecommunications | ||
| 460 | Crop threshing or separating | ||
| 462 | Books, strips, and leaves for manifolding | ||
| 463 | Amusement devices: games | ||
| 464 | Rotary shafts, gudgeons, housings, and flexible couplings for rotary shafts | ||
| 470 | Threaded, headed fastener, or washer making: process and apparatus | ||
| 472 | Amusement devices | ||
| 473 | Games using tangible projectile | ||
| 474 | Endless belt power transmission systems or components | ||
| 475 | Planetary gear transmission systems or components | ||
| 476 | Friction gear transmission systems or components | ||
Class Number and Title | |||
| 477 | Interrelated power delivery controls, including engine control | ||
| 482 | Exercise devices | ||
| 483 | Tool changing | ||
| 492 | Roll or roller | ||
| 493 | Manufacturing container or tube from paper; or other manufacturing from a sheet or web | ||
| 494 | Imperforate bowl: centrifugal separators | ||
| 501 | Compositions: ceramic | ||
| 502 | Catalyst, solid sorbent, or support therefor: product or process of making | ||
| 503 | Record receiver having plural interactive leaves or a colorless color former, method of use, or developer therefor | ||
| 504 | Plant protecting and regulating compositions | ||
| 505 | Superconductor technology: apparatus, material, process | ||
| 507 | Earth boring, well treating, and oil field chemistry | ||
| 508 | Solid anti-friction devices, materials therefor, lubricant or separate compositions for moving solid surfaces, and miscellaneous mineral oil compositions | ||
| 510 | Cleaning compositions for solid surfaces, auxiliary compositions therefor, or processes of preparing the compositions | ||
| 512 | Perfume compositions | ||
| 514 | Drug, bio-affecting and body treating compositions | ||
| 516 | Colloid systems and wetting agents; subcombinations thereof; processes of | ||
| 518 | Chemistry: fischer-tropsch processes; or purification or recovery of products thereof | ||
| 520 | Synthetic resins or natural rubbers -- part of the class 520 series | ||
| 521 | Synthetic resins or natural rubbers -- part of the class 520 series | ||
| 522 | Synthetic resins or natural rubbers -- part of the class 520 series | ||
| 523 | Synthetic resins or natural rubbers -- part of the class 520 series | ||
| 524 | Synthetic resins or natural rubbers -- part of the class 520 series | ||
| 525 | Synthetic resins or natural rubbers -- part of the class 520 seri | ||