438 |
Semiconductor Device Manufacturing: Process |
57 |
58 |
59 |
117 |
132 |
423 |
257 |
Active Solid-State Devices (e.g., Transistors, Solid-State Diodes) |
56 |
52 |
42 |
76 |
122 |
348 |
360 |
Dynamic Magnetic Information Storage or Retrieval |
14 |
18 |
20 |
20 |
14 |
86 |
375 |
Pulse or Digital Communications |
8 |
5 |
9 |
17 |
17 |
56 |
439 |
Electrical Connectors |
7 |
8 |
9 |
15 |
15 |
54 |
327 |
Miscellaneous Active Electrical Nonlinear Devices, Circuits, and Systems |
5 |
4 |
11 |
16 |
13 |
49 |
330 |
Amplifiers |
9 |
10 |
13 |
13 |
4 |
49 |
455 |
Telecommunications |
11 |
5 |
6 |
12 |
12 |
46 |
370 |
Multiplex Communications |
4 |
4 |
14 |
12 |
11 |
45 |
382 |
Image Analysis |
3 |
11 |
7 |
11 |
9 |
41 |
318 |
Electricity: Motive Power Systems |
6 |
11 |
6 |
8 |
4 |
35 |
385 |
Optical Waveguides |
9 |
6 |
4 |
14 |
2 |
35 |
435 |
Chemistry: Molecular Biology and Microbiology |
1 |
8 |
11 |
7 |
7 |
34 |
324 |
Electricity: Measuring and Testing |
14 |
4 |
1 |
6 |
6 |
31 |
424 |
Drug, Bio-Affecting and Body Treating Compositions (includes Class 514) |
5 |
5 |
2 |
5 |
14 |
31 |
228 |
Metal Fusion Bonding |
7 |
4 |
9 |
5 |
3 |
28 |
250 |
Radiant Energy |
5 |
7 |
8 |
1 |
5 |
26 |
348 |
Television |
5 |
6 |
2 |
7 |
5 |
25 |
714 |
Error Detection/Correction and Fault Detection/Recovery |
7 |
5 |
4 |
3 |
6 |
25 |
713 |
Support (Electrical Computers and Digital Processing Systems) |
5 |
3 |
7 |
4 |
5 |
24 |
702 |
DP: Measuring, Calibrating, or Testing (Data Processing) |
2 |
4 |
5 |
6 |
6 |
23 |
326 |
Electronic Digital Logic Circuitry |
6 |
4 |
5 |
3 |
4 |
22 |
361 |
Electricity: Electrical Systems and Devices |
5 |
1 |
4 |
8 |
4 |
22 |
709 |
Multicomputer Data Transferring (Electrical Computers and Digital Processing Systems) |
3 |
2 |
5 |
5 |
7 |
22 |
381 |
Electrical Audio Signal Processing Systems and Devices |
2 |
4 |
2 |
5 |
8 |
21 |
532 |
Organic Compounds (includes Classes 532-570) |
1 |
3 |
7 |
4 |
6 |
21 |
323 |
Electricity: Power Supply or Regulation Systems |
1 |
3 |
5 |
7 |
4 |
20 |
029 |
Metal Working |
3 |
2 |
6 |
5 |
3 |
19 |
704 |
DP: Speech Signal Processing, Linguistics, Language Translation, and Audio Compression/Decompression (Data Processing) |
1 |
5 |
2 |
5 |
6 |
19 |
073 |
Measuring and Testing |
3 |
2 |
6 |
1 |
6 |
18 |
345 |
Computer Graphics Processing and Selective Visual Display Systems |
6 |
6 |
2 |
2 |
2 |
18 |
356 |
Optics: Measuring and Testing |
4 |
3 |
3 |
5 |
3 |
18 |
428 |
Stock Material or Miscellaneous Articles |
1 |
4 |
3 |
5 |
5 |
18 |
347 |
Incremental Printing of Symbolic Information |
8 |
3 |
2 |
2 |
2 |
17 |
038 |
Textiles: Ironing or Smoothing |
0 |
2 |
4 |
6 |
4 |
16 |
340 |
Communications: Electrical |
1 |
4 |
3 |
6 |
2 |
16 |
520 |
Synthetic Resins or Natural Rubbers (includes Classes 520-528) |
6 |
0 |
1 |
5 |
4 |
16 |
710 |
Input/Output (Electrical Computers and Digital Processing Systems) |
0 |
2 |
4 |
6 |
4 |
16 |
726 |
Information Security |
0 |
1 |
9 |
3 |
3 |
16 |
128 |
Surgery (includes Class 600) |
1 |
3 |
4 |
4 |
3 |
15 |
206 |
Special Receptacle or Package |
0 |
3 |
1 |
7 |
4 |
15 |
341 |
Coded Data Generation or Conversion |
1 |
3 |
6 |
2 |
3 |
15 |
310 |
Electrical Generator or Motor Structure |
3 |
4 |
1 |
4 |
2 |
14 |
343 |
Communications: Radio Wave Antennas |
3 |
3 |
5 |
2 |
1 |
14 |
430 |
Radiation Imagery Chemistry: Process, Composition, or Product Thereof |
1 |
2 |
2 |
3 |
6 |
14 |
331 |
Oscillators |
2 |
2 |
3 |
3 |
3 |
13 |
700 |
DP: Generic Control Systems or Specific Applications (Data Processing) |
1 |
3 |
1 |
2 |
6 |
13 |
705 |
DP: Financial, Business Practice, Management, or Cost/Price Determination (Data Processing) |
1 |
5 |
1 |
2 |
4 |
13 |
264 |
Plastic and Nonmetallic Article Shaping or Treating: Processes |
2 |
0 |
2 |
4 |
4 |
12 |
359 |
Optical: Systems and Elements |
2 |
1 |
3 |
4 |
2 |
12 |
604 |
Surgery (Medicators and Receptors) |
2 |
2 |
2 |
4 |
2 |
12 |
707 |
DP: Database and File Management or Data Structures (Data Processing) |
0 |
5 |
1 |
4 |
2 |
12 |
711 |
Memory (Electrical Computers and Digital Processing Systems) |
0 |
2 |
0 |
6 |
4 |
12 |
271 |
Sheet Feeding or Delivering |
4 |
1 |
0 |
4 |
2 |
11 |
380 |
Cryptography |
2 |
3 |
3 |
2 |
1 |
11 |
706 |
DP: Artificial Intelligence (Data Processing) |
1 |
2 |
3 |
3 |
1 |
10 |
405 |
Hydraulic and Earth Engineering |
1 |
1 |
1 |
4 |
2 |
9 |
427 |
Coating Processes |
3 |
0 |
1 |
3 |
2 |
9 |
451 |
Abrading |
9 |
0 |
0 |
0 |
0 |
9 |
530 |
Chemistry: Natural Resins or Derivatives; Peptides or Proteins; Lignins or Reaction Products Thereof |
3 |
2 |
2 |
1 |
1 |
9 |
114 |
Ships |
2 |
1 |
1 |
1 |
3 |
8 |
219 |
Electric Heating |
2 |
1 |
1 |
2 |
2 |
8 |
313 |
Electric Lamp and Discharge Devices |
1 |
2 |
0 |
2 |
3 |
8 |
320 |
Electricity: Battery or Capacitor Charging or Discharging |
0 |
1 |
2 |
1 |
4 |
8 |
363 |
Electric Power Conversion Systems |
0 |
3 |
0 |
4 |
1 |
8 |
398 |
Optical Communications |
2 |
1 |
2 |
2 |
1 |
8 |
708 |
Arithmetic Processing and Calculating (Electrical Computers) |
3 |
2 |
0 |
1 |
2 |
8 |
715 |
DP: Presentation Processing of Document, Operator Interface Processing, and Screen Saver Display Processing (Data Processing) |
0 |
1 |
1 |
4 |
2 |
8 |
720 |
Dynamic Optical Information Storage or Retrieval |
1 |
3 |
1 |
1 |
2 |
8 |
800 |
Multicellular Living Organisms and Unmodified Parts Thereof and Related Processes |
3 |
2 |
0 |
2 |
1 |
8 |
210 |
Liquid Purification or Separation |
1 |
2 |
2 |
0 |
2 |
7 |
315 |
Electric Lamp and Discharge Devices: Systems |
0 |
1 |
1 |
1 |
4 |
7 |
351 |
Optics: Eye Examining, Vision Testing and Correcting |
0 |
2 |
2 |
1 |
2 |
7 |
365 |
Static Information Storage and Retrieval |
2 |
3 |
1 |
1 |
0 |
7 |
425 |
Plastic Article or Earthenware Shaping or Treating: Apparatus |
0 |
0 |
1 |
2 |
4 |
7 |
084 |
Music |
1 |
0 |
4 |
0 |
1 |
6 |
200 |
Electricity: Circuit Makers and Breakers |
2 |
0 |
1 |
1 |
2 |
6 |
235 |
Registers (e.g., cash registers, calculators, devices for counting movements of devices, etc.) |
3 |
0 |
1 |
0 |
2 |
6 |
333 |
Wave Transmission Lines and Networks |
1 |
1 |
1 |
2 |
1 |
6 |
422 |
Chemical Apparatus and Process Disinfecting, Deodorizing, Preserving, or Sterilizing |
1 |
2 |
1 |
1 |
1 |
6 |
423 |
Chemistry of Inorganic Compounds |
2 |
0 |
0 |
1 |
3 |
6 |
510 |
Cleaning Compositions for Solid Surfaces, Auxiliary Compositions Therefor, or Processes of Preparing the Compositions |
0 |
0 |
5 |
0 |
1 |
6 |
716 |
Computer-Aided Design and Analysis of Circuits and Semiconductor Masks |
1 |
1 |
1 |
2 |
1 |
6 |
717 |
DP: Software Development, Installation, and Management (Data Processing) |
0 |
1 |
1 |
0 |
4 |
6 |
074 |
Machine Element or Mechanism |
1 |
1 |
0 |
2 |
1 |
5 |
216 |
Etching a Substrate: Processes |
2 |
0 |
0 |
1 |
2 |
5 |
307 |
Electrical Transmission or Interconnection Systems |
0 |
1 |
2 |
0 |
2 |
5 |
312 |
Supports: Cabinet Structure |
0 |
2 |
1 |
2 |
0 |
5 |
342 |
Communications: Directive Radio Wave Systems and Devices (e.g., Radar, Radio Navigation) |
0 |
2 |
1 |
1 |
1 |
5 |
362 |
Illumination |
0 |
1 |
2 |
1 |
1 |
5 |
369 |
Dynamic Information Storage or Retrieval |
1 |
0 |
1 |
0 |
3 |
5 |
426 |
Food or Edible Material: Processes, Compositions, and Products |
2 |
1 |
2 |
0 |
0 |
5 |
072 |
Metal Deforming |
1 |
2 |
1 |
0 |
0 |
4 |
166 |
Wells (shafts or deep borings in the earth, e.g., for oil and gas) |
1 |
2 |
1 |
0 |
0 |
4 |
198 |
Conveyors: Power-Driven |
0 |
0 |
2 |
0 |
2 |
4 |
205 |
Electrolysis: Processes, Compositions Used Therein, and Methods of Preparing the Compositions |
0 |
0 |
1 |
3 |
0 |
4 |
248 |
Supports (e.g., for holding articles, etc.) |
0 |
0 |
3 |
0 |
1 |
4 |
358 |
Facsimile and Static Presentation Processing |
0 |
0 |
2 |
1 |
1 |
4 |
372 |
Coherent Light Generators |
0 |
3 |
1 |
0 |
0 |
4 |
399 |
Electrophotography |
0 |
0 |
0 |
4 |
0 |
4 |
400 |
Typewriting Machines |
1 |
2 |
0 |
1 |
0 |
4 |
417 |
Pumps |
1 |
1 |
1 |
0 |
1 |
4 |
123 |
Internal-Combustion Engines |
0 |
0 |
0 |
2 |
1 |
3 |
136 |
Batteries: Thermoelectric and Photoelectric |
0 |
0 |
1 |
1 |
1 |
3 |
174 |
Electricity: Conductors and Insulators |
1 |
1 |
0 |
0 |
1 |
3 |
204 |
Chemistry: Electrical and Wave Energy |
1 |
0 |
0 |
0 |
2 |
3 |
273 |
Amusement Devices: Games |
1 |
1 |
1 |
0 |
0 |
3 |
296 |
Land Vehicles: Bodies and Tops |
1 |
1 |
0 |
1 |
0 |
3 |
401 |
Coating Implements with Material Supply |
0 |
1 |
1 |
0 |
1 |
3 |
436 |
Chemistry: Analytical and Immunological Testing |
1 |
0 |
0 |
0 |
2 |
3 |
473 |
Games Using Tangible Projectile |
0 |
1 |
0 |
1 |
1 |
3 |
474 |
Endless Belt Power Transmission Systems or Components |
1 |
0 |
0 |
1 |
1 |
3 |
030 |
Cutlery |
0 |
0 |
0 |
1 |
1 |
2 |
033 |
Geometrical Instruments |
0 |
0 |
1 |
1 |
0 |
2 |
052 |
Static Structures (e.g., Buildings) |
1 |
0 |
0 |
0 |
1 |
2 |
053 |
Package Making |
0 |
0 |
2 |
0 |
0 |
2 |
096 |
Gas Separation: Apparatus |
1 |
0 |
1 |
0 |
0 |
2 |
134 |
Cleaning and Liquid Contact with Solids |
0 |
0 |
0 |
0 |
2 |
2 |
160 |
Flexible or Portable Closure, Partition, or Panel |
0 |
1 |
0 |
1 |
0 |
2 |
181 |
Acoustics |
0 |
1 |
0 |
1 |
0 |
2 |
252 |
Compositions |
1 |
0 |
0 |
0 |
1 |
2 |
294 |
Handling: Hand and Hoist-Line Implements |
2 |
0 |
0 |
0 |
0 |
2 |
335 |
Electricity: Magnetically Operated Switches, Magnets, and Electromagnets |
0 |
1 |
0 |
1 |
0 |
2 |
355 |
Photocopying |
1 |
0 |
0 |
1 |
0 |
2 |
379 |
Telephonic Communications |
0 |
0 |
0 |
0 |
2 |
2 |
386 |
Motion Video Signal Processing for Recording or Reproducing |
0 |
0 |
0 |
1 |
1 |
2 |
415 |
Rotary Kinetic Fluid Motors or Pumps |
0 |
0 |
0 |
1 |
1 |
2 |
418 |
Rotary Expansible Chamber Devices |
0 |
0 |
0 |
1 |
1 |
2 |
606 |
Surgery (instruments) |
0 |
0 |
2 |
0 |
0 |
2 |
719 |
Interprogram Communication or Interprocess Communication (Ipc) (Electrical Computers and Digital Processing Systems) |
0 |
0 |
0 |
0 |
2 |
2 |
004 |
Baths, Closets, Sinks, and Spittoons |
0 |
0 |
0 |
1 |
0 |
1 |
008 |
Bleaching and Dyeing; Fluid Treatment and Chemical Modification of Textiles and Fibers |
0 |
0 |
0 |
1 |
0 |
1 |
015 |
Brushing, Scrubbing, and General Cleaning |
0 |
0 |
0 |
0 |
1 |
1 |
016 |
Miscellaneous Hardware |
0 |
0 |
0 |
1 |
0 |
1 |
043 |
Fishing, Trapping, and Vermin Destroying |
0 |
0 |
0 |
0 |
1 |
1 |
060 |
Power Plants |
0 |
0 |
1 |
0 |
0 |
1 |
075 |
Specialized Metallurgical Processes, Compositions for Use Therein, Consolidated Metal Powder Compositions, and Loose Metal Particulate Mixtures |
0 |
0 |
1 |
0 |
0 |
1 |
083 |
Cutting |
1 |
0 |
0 |
0 |
0 |
1 |
089 |
Ordnance |
0 |
1 |
0 |
0 |
0 |
1 |
095 |
Gas Separation: Processes |
0 |
0 |
0 |
1 |
0 |
1 |
101 |
Printing |
1 |
0 |
0 |
0 |
0 |
1 |
102 |
Ammunition and Explosives |
0 |
0 |
0 |
0 |
1 |
1 |
106 |
Compositions: Coating or Plastic |
0 |
0 |
1 |
0 |
0 |
1 |
117 |
Single-Crystal, Oriented-Crystal, and Epitaxy Growth Processes; Non-Coating Apparatus Therefor |
0 |
1 |
0 |
0 |
0 |
1 |
124 |
Mechanical Guns and Projectors |
0 |
1 |
0 |
0 |
0 |
1 |
126 |
Stoves and Furnaces |
0 |
0 |
1 |
0 |
0 |
1 |
135 |
Tent, Canopy, Umbrella, or Cane |
0 |
0 |
0 |
0 |
1 |
1 |
137 |
Fluid Handling |
1 |
0 |
0 |
0 |
0 |
1 |
138 |
Pipes and Tubular Conduits |
0 |
0 |
0 |
0 |
1 |
1 |
141 |
Fluent Material Handling, with Receiver or Receiver Coacting Means |
0 |
1 |
0 |
0 |
0 |
1 |
165 |
Heat Exchange |
0 |
0 |
0 |
1 |
0 |
1 |
180 |
Motor Vehicles |
0 |
0 |
0 |
0 |
1 |
1 |
188 |
Brakes |
1 |
0 |
0 |
0 |
0 |
1 |
192 |
Clutches and Power-Stop Control |
0 |
0 |
1 |
0 |
0 |
1 |
208 |
Mineral Oils: Processes and Products |
0 |
0 |
0 |
0 |
1 |
1 |
209 |
Classifying, Separating, and Assorting Solids |
0 |
1 |
0 |
0 |
0 |
1 |
211 |
Supports: Racks |
0 |
0 |
0 |
1 |
0 |
1 |
212 |
Traversing Hoists |
0 |
0 |
0 |
0 |
1 |
1 |
222 |
Dispensing (apparatus and process) |
1 |
0 |
0 |
0 |
0 |
1 |
232 |
Deposit and Collection Receptacles |
1 |
0 |
0 |
0 |
0 |
1 |
239 |
Fluid Sprinkling, Spraying, and Diffusing |
0 |
0 |
0 |
0 |
1 |
1 |
242 |
Winding, Tensioning, or Guiding |
0 |
0 |
0 |
1 |
0 |
1 |
251 |
Valves and Valve Actuation |
0 |
0 |
0 |
0 |
1 |
1 |
277 |
Seal for a Joint or Juncture |
0 |
0 |
1 |
0 |
0 |
1 |
279 |
Chucks or Sockets |
0 |
0 |
1 |
0 |
0 |
1 |
280 |
Land Vehicles |
0 |
0 |
0 |
1 |
0 |
1 |
292 |
Closure Fasteners |
0 |
1 |
0 |
0 |
0 |
1 |
297 |
Chairs and Seats |
0 |
0 |
0 |
0 |
1 |
1 |
329 |
Demodulators |
0 |
0 |
1 |
0 |
0 |
1 |
336 |
Inductor Devices |
0 |
0 |
1 |
0 |
0 |
1 |
349 |
Liquid Crystal Cells, Elements and Systems |
0 |
0 |
0 |
0 |
1 |
1 |
353 |
Optics: Image Projectors |
1 |
0 |
0 |
0 |
0 |
1 |
366 |
Agitating (e.g., of articles and materials) |
1 |
0 |
0 |
0 |
0 |
1 |
378 |
X-Ray or Gamma Ray Systems or Devices |
0 |
0 |
0 |
0 |
1 |
1 |
396 |
Photography |
0 |
0 |
1 |
0 |
0 |
1 |
409 |
Gear Cutting, Milling, or Planing |
0 |
0 |
1 |
0 |
0 |
1 |
416 |
Fluid Reaction Surfaces (i.e., Impellers) |
0 |
0 |
0 |
0 |
1 |
1 |
419 |
Powder Metallurgy Processes |
0 |
1 |
0 |
0 |
0 |
1 |
420 |
Alloys or Metallic Compositions |
0 |
0 |
0 |
1 |
0 |
1 |
429 |
Chemistry: Electrical Current Producing Apparatus, Product, and Process |
0 |
0 |
0 |
1 |
0 |
1 |
432 |
Heating |
0 |
0 |
0 |
1 |
0 |
1 |
442 |
Fabric (Woven, Knitted, or Nonwoven Textile or Cloth, Etc.) |
0 |
0 |
0 |
1 |
0 |
1 |
445 |
Electric Lamp or Space Discharge Component or Device Manufacturing |
1 |
0 |
0 |
0 |
0 |
1 |
463 |
Amusement Devices: Games |
0 |
0 |
0 |
1 |
0 |
1 |
502 |
Catalyst, Solid Sorbent, or Support Therefor: Product or Process of Making |
0 |
0 |
0 |
0 |
1 |
1 |
506 |
Combinatorial Chemistry Technology: Method, Library, Apparatus |
0 |
0 |
0 |
0 |
1 |
1 |
585 |
Chemistry of Hydrocarbon Compounds |
1 |
0 |
0 |
0 |
0 |
1 |
602 |
Surgery: Splint, Brace, or Bandage |
0 |
0 |
0 |
1 |
0 |
1 |
607 |
Surgery: Light, Thermal, and Electrical Application |
0 |
0 |
0 |
0 |
1 |
1 |
703 |
DP: Structural Design, Modeling, Simulation, and Emulation (Data Processing) |
0 |
0 |
1 |
0 |
0 |
1 |
ALL |
ALL CLASSES |
393 |
399 |
436 |
603 |
647 |
2478 |