Patent Classification:
- Select a value -
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 (e.g., bushing, carpet fastener, caster, door closer, panel hanger, attachable or adjunct handle, hinge, window sash balance, etc.)
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
51 - Abrasive tool making process, material, or composition
52 - Static structures (e.g., buildings)
53 - Package making
54 - Harness for working animal
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
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
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
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 - 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
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
241 - Solid material comminution or disintegration
242 - Winding, tensioning, or guiding
244 - Aeronautics and astronautics
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
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
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 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
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 - Motion video signal processing for 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
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
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
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
506 - Combinatorial chemistry technology: method, library, apparatus
507 - Earth boring, well treating, and oil field chemistry
508 - Solid anti-friction devices, materials therefor, lubricant or separant 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 series
526 - Synthetic resins or natural rubbers -- part of the class 520 series
527 - Synthetic resins or natural rubbers -- part of the class 520 series
528 - Synthetic resins or natural rubbers -- part of the class 520 series
530 - Chemistry: natural resins or derivatives; peptides or proteins; lignins or reaction products thereof
532 - Organic compounds -- part of the class 532-570 series
534 - Organic compounds -- part of the class 532-570 series
536 - Organic compounds -- part of the class 532-570 series
540 - Organic compounds -- part of the class 532-570 series
544 - Organic compounds -- part of the class 532-570 series
546 - Organic compounds -- part of the class 532-570 series
548 - Organic compounds -- part of the class 532-570 series
549 - Organic compounds -- part of the class 532-570 series
552 - Organic compounds -- part of the class 532-570 series
554 - Organic compounds -- part of the class 532-570 series
556 - Organic compounds -- part of the class 532-570 series
558 - Organic compounds -- part of the class 532-570 series
560 - Organic compounds -- part of the class 532-570 series
562 - Organic compounds -- part of the class 532-570 series
564 - Organic compounds -- part of the class 532-570 series
568 - Organic compounds -- part of the class 532-570 series
570 - Organic compounds -- part of the class 532-570 series
585 - Chemistry of hydrocarbon compounds
588 - Hazardous or toxic waste destruction or containment
600 - Surgery
601 - Surgery: kinesitherapy
602 - Surgery: splint, brace, or bandage
604 - Surgery
606 - Surgery
607 - Surgery: light, thermal, and electrical application
623 - Prosthesis (i.e., artificial body members), parts thereof, or aids and accessories therefor
700 - Data processing: generic control systems or specific applications
701 - Data processing: vehicles, navigation, and relative location
702 - Data processing: measuring, calibrating, or testing
703 - Data processing: structural design, modeling, simulation, and emulation
704 - Data processing: speech signal processing, linguistics, language translation, and audio compression/decompression
705 - Data processing: financial, business practice, management, or cost/price determination
706 - Data processing: artificial intelligence
707 - Data processing: database and file management or data structures
708 - Electrical computers: arithmetic processing and calculating
709 - Electrical computers and digital processing systems: multicomputer data transferring
710 - Electrical computers and digital data processing systems: input/output
711 - Electrical computers and digital processing systems: memory
712 - Electrical computers and digital processing systems: processing architectures and instruction processing (e.g., processors)
713 - Electrical computers and digital processing systems: support
714 - Error detection/correction and fault detection/recovery
715 - Data processing: presentation processing of document, operator interface processing, and screen saver display processing
716 - Computer-aided design and analysis of circuits and semiconductor masks
717 - Data processing: software development, installation, and management
718 - Electrical computers and digital processing systems: virtual machine task or process management or task management/control
719 - Electrical computers and digital processing systems: interprogram communication or interprocess communication (ipc)
720 - Dynamic optical information storage or retrieval
725 - Interactive video distribution systems
726 - Information security
800 - Multicellular living organisms and unmodified parts thereof and related processes
850 - Scanning-probe techniques or apparatus; applications of scanning-probe techniques, e.g., scanning probe microscopy [spm]
901 - Robots
902 - Electronic funds transfer
903 - Hybrid electric vehicles (hevs)
930 - Peptide or protein sequence
968 - Horology
976 - Nuclear technology
977 - Nanotechnology
984 - Musical instruments
987 - Organic compounds containing a bi, sb, as, or p atom or containing a metal atom of the 6th to 8th group of the periodic system
D01 - Edible products
D02 - Apparel and haberdashery
D03 - Travel goods and personal belongings
D04 - Brushware
D05 - Textile or paper yard goods; sheet material
D06 - Furnishings
D07 - Equipment for preparing or serving food or drink not elsewhere specified
D08 - Tools and hardware
D09 - Packages and containers for goods
D10 - Measuring, testing, or signalling instruments
D11 - Jewelry, symbolic insignia, and ornaments
D12 - Transportation
D13 - Equipment for production, distribution, or transformation of energy
D14 - Recording, communication, or information retrieval equipment
D15 - Machines not elsewhere specified
D16 - Photography and optical equipment
D17 - Musical instruments
D18 - Printing and office machinery
D19 - Office supplies; artists and teachers materials
D20 - Sales and advertising equipment
D21 - Games, toys, and sports goods
D22 - Arms, pyrotechnics, hunting and fishing equipment
D23 - Environmental heating and cooling; fluid handling and sanitary equipment
D24 - Medical and laboratory equipment
D25 - Building units and construction elements
D26 - Lighting
D27 - Tobacco and smokers' supplies
D28 - Cosmetic products and toilet articles
D29 - Equipment for safety, protection, and rescue
D30 - Animal husbandry
D32 - Washing, cleaning, or drying machine
D34 - Material or article handling equipment
D99 - Miscellaneous
G9B - INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
PLT - Plants
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