257 |
Active Solid-State Devices (e.g., Transistors, Solid-State Diodes) |
75 |
75 |
131 |
91 |
98 |
470 |
438 |
Semiconductor Device Manufacturing: Process |
74 |
74 |
106 |
101 |
74 |
429 |
716 |
Computer-Aided Design and Analysis of Circuits and Semiconductor Masks |
25 |
33 |
62 |
55 |
47 |
222 |
365 |
Static Information Storage and Retrieval |
54 |
36 |
46 |
25 |
19 |
180 |
714 |
Error Detection/Correction and Fault Detection/Recovery |
17 |
16 |
28 |
18 |
14 |
93 |
327 |
Miscellaneous Active Electrical Nonlinear Devices, Circuits, and Systems |
16 |
21 |
20 |
8 |
6 |
71 |
326 |
Electronic Digital Logic Circuitry |
14 |
10 |
12 |
4 |
4 |
44 |
705 |
DP: Financial, Business Practice, Management, or Cost/Price Determination (Data Processing) |
3 |
8 |
8 |
8 |
12 |
39 |
702 |
DP: Measuring, Calibrating, or Testing (Data Processing) |
8 |
6 |
11 |
6 |
5 |
36 |
324 |
Electricity: Measuring and Testing |
10 |
10 |
6 |
4 |
2 |
32 |
280 |
Land Vehicles |
3 |
7 |
10 |
6 |
4 |
30 |
425 |
Plastic Article or Earthenware Shaping or Treating: Apparatus |
5 |
4 |
6 |
5 |
7 |
27 |
424 |
Drug, Bio-Affecting and Body Treating Compositions (includes Class 514) |
1 |
5 |
6 |
5 |
7 |
24 |
700 |
DP: Generic Control Systems or Specific Applications (Data Processing) |
2 |
6 |
7 |
4 |
5 |
24 |
385 |
Optical Waveguides |
3 |
3 |
3 |
6 |
8 |
23 |
361 |
Electricity: Electrical Systems and Devices |
2 |
6 |
6 |
4 |
4 |
22 |
430 |
Radiation Imagery Chemistry: Process, Composition, or Product Thereof |
1 |
7 |
5 |
5 |
2 |
20 |
703 |
DP: Structural Design, Modeling, Simulation, and Emulation (Data Processing) |
5 |
3 |
7 |
3 |
2 |
20 |
707 |
DP: Database and File Management or Data Structures (Data Processing) |
4 |
3 |
3 |
5 |
5 |
20 |
713 |
Support (Electrical Computers and Digital Processing Systems) |
2 |
3 |
2 |
7 |
6 |
20 |
052 |
Static Structures (e.g., Buildings) |
1 |
4 |
3 |
3 |
8 |
19 |
382 |
Image Analysis |
6 |
5 |
4 |
2 |
1 |
18 |
250 |
Radiant Energy |
4 |
4 |
4 |
4 |
1 |
17 |
711 |
Memory (Electrical Computers and Digital Processing Systems) |
5 |
1 |
3 |
5 |
3 |
17 |
073 |
Measuring and Testing |
3 |
4 |
1 |
6 |
2 |
16 |
375 |
Pulse or Digital Communications |
3 |
3 |
5 |
1 |
3 |
15 |
219 |
Electric Heating |
2 |
3 |
6 |
1 |
2 |
14 |
331 |
Oscillators |
5 |
3 |
2 |
3 |
1 |
14 |
348 |
Television |
0 |
0 |
3 |
7 |
4 |
14 |
709 |
Multicomputer Data Transferring (Electrical Computers and Digital Processing Systems) |
3 |
2 |
3 |
4 |
2 |
14 |
060 |
Power Plants |
0 |
0 |
1 |
1 |
11 |
13 |
356 |
Optics: Measuring and Testing |
2 |
3 |
3 |
3 |
2 |
13 |
396 |
Photography |
2 |
0 |
3 |
2 |
6 |
13 |
029 |
Metal Working |
4 |
2 |
0 |
3 |
3 |
12 |
310 |
Electrical Generator or Motor Structure |
1 |
1 |
5 |
2 |
3 |
12 |
347 |
Incremental Printing of Symbolic Information |
3 |
2 |
3 |
1 |
3 |
12 |
333 |
Wave Transmission Lines and Networks |
1 |
0 |
1 |
0 |
9 |
11 |
710 |
Input/Output (Electrical Computers and Digital Data Processing Systems) |
1 |
3 |
5 |
1 |
1 |
11 |
712 |
Processing Architectures and Instruction Processing, e.g., Processors (Electrical Computers and Digital Processing Systems) |
1 |
1 |
1 |
6 |
2 |
11 |
340 |
Communications: Electrical |
0 |
4 |
4 |
1 |
1 |
10 |
156 |
Adhesive Bonding and Miscellaneous Chemical Manufacture |
1 |
2 |
1 |
0 |
5 |
9 |
435 |
Chemistry: Molecular Biology and Microbiology |
1 |
2 |
3 |
1 |
2 |
9 |
623 |
Prosthesis (i.e., Artificial Body Members), Parts Thereof, or Aids and Accessories Therefor |
1 |
1 |
2 |
2 |
3 |
9 |
362 |
Illumination |
1 |
2 |
4 |
0 |
1 |
8 |
422 |
Chemical Apparatus and Process Disinfecting, Deodorizing, Preserving, or Sterilizing |
1 |
1 |
1 |
1 |
4 |
8 |
428 |
Stock Material or Miscellaneous Articles |
0 |
2 |
2 |
2 |
2 |
8 |
036 |
Boots, Shoes, and Leggings |
3 |
1 |
2 |
1 |
0 |
7 |
128 |
Surgery (includes Class 600) |
0 |
2 |
2 |
2 |
1 |
7 |
264 |
Plastic and Nonmetallic Article Shaping or Treating: Processes |
0 |
3 |
0 |
2 |
2 |
7 |
341 |
Coded Data Generation or Conversion |
1 |
3 |
1 |
1 |
1 |
7 |
427 |
Coating Processes |
2 |
1 |
2 |
0 |
2 |
7 |
439 |
Electrical Connectors |
2 |
0 |
5 |
0 |
0 |
7 |
290 |
Prime-Mover Dynamo Plants |
2 |
2 |
1 |
1 |
0 |
6 |
307 |
Electrical Transmission or Interconnection Systems |
3 |
0 |
1 |
1 |
1 |
6 |
323 |
Electricity: Power Supply or Regulation Systems |
1 |
2 |
1 |
2 |
0 |
6 |
355 |
Photocopying |
2 |
0 |
2 |
2 |
0 |
6 |
370 |
Multiplex Communications |
0 |
0 |
2 |
2 |
2 |
6 |
374 |
Thermal Measuring and Testing |
0 |
1 |
1 |
4 |
0 |
6 |
415 |
Rotary Kinetic Fluid Motors or Pumps |
0 |
1 |
0 |
2 |
3 |
6 |
715 |
DP: Presentation Processing of Document, Operator Interface Processing, and Screen Saver Display Processing (Data Processing) |
1 |
1 |
2 |
2 |
0 |
6 |
084 |
Music |
0 |
2 |
3 |
0 |
0 |
5 |
089 |
Ordnance |
1 |
2 |
2 |
0 |
0 |
5 |
119 |
Animal Husbandry |
0 |
1 |
2 |
1 |
1 |
5 |
126 |
Stoves and Furnaces |
0 |
1 |
2 |
2 |
0 |
5 |
174 |
Electricity: Conductors and Insulators |
3 |
1 |
0 |
1 |
0 |
5 |
209 |
Classifying, Separating, and Assorting Solids |
1 |
1 |
1 |
1 |
1 |
5 |
338 |
Electrical Resistors |
1 |
0 |
0 |
2 |
2 |
5 |
005 |
Beds |
1 |
1 |
0 |
0 |
2 |
4 |
044 |
Fuel and Related Compositions |
0 |
0 |
0 |
0 |
4 |
4 |
204 |
Chemistry: Electrical and Wave Energy |
0 |
2 |
1 |
0 |
1 |
4 |
343 |
Communications: Radio Wave Antennas |
1 |
0 |
0 |
1 |
2 |
4 |
359 |
Optical: Systems and Elements |
0 |
1 |
0 |
1 |
2 |
4 |
455 |
Telecommunications |
1 |
0 |
2 |
0 |
1 |
4 |
520 |
Synthetic Resins or Natural Rubbers (includes Classes 520-528) |
0 |
1 |
0 |
2 |
1 |
4 |
708 |
Arithmetic Processing and Calculating (Electrical Computers) |
0 |
1 |
0 |
2 |
1 |
4 |
726 |
Information Security |
2 |
0 |
1 |
1 |
0 |
4 |
002 |
Apparel |
0 |
0 |
2 |
1 |
0 |
3 |
027 |
Undertaking |
1 |
1 |
1 |
0 |
0 |
3 |
037 |
Excavating |
1 |
0 |
2 |
0 |
0 |
3 |
049 |
Movable or Removable Closures |
1 |
0 |
0 |
1 |
1 |
3 |
095 |
Gas Separation: Processes |
1 |
0 |
0 |
1 |
1 |
3 |
118 |
Coating Apparatus |
1 |
0 |
1 |
0 |
1 |
3 |
127 |
Sugar, Starch, and Carbohydrates |
0 |
1 |
1 |
0 |
1 |
3 |
134 |
Cleaning and Liquid Contact with Solids |
0 |
0 |
0 |
2 |
1 |
3 |
137 |
Fluid Handling |
0 |
2 |
1 |
0 |
0 |
3 |
138 |
Pipes and Tubular Conduits |
1 |
0 |
1 |
0 |
1 |
3 |
192 |
Clutches and Power-Stop Control |
0 |
1 |
2 |
0 |
0 |
3 |
211 |
Supports: Racks |
0 |
1 |
0 |
1 |
1 |
3 |
222 |
Dispensing (apparatus and process) |
0 |
0 |
2 |
0 |
1 |
3 |
235 |
Registers (e.g., cash registers, calculators, devices for counting movements of devices, etc.) |
0 |
0 |
0 |
3 |
0 |
3 |
246 |
Railway Switches and Signals |
0 |
0 |
2 |
0 |
1 |
3 |
273 |
Amusement Devices: Games |
0 |
0 |
1 |
2 |
0 |
3 |
330 |
Amplifiers |
1 |
1 |
0 |
0 |
1 |
3 |
351 |
Optics: Eye Examining, Vision Testing and Correcting |
0 |
3 |
0 |
0 |
0 |
3 |
363 |
Electric Power Conversion Systems |
1 |
1 |
0 |
1 |
0 |
3 |
377 |
Electrical Pulse Counters, Pulse Dividers, or Shift Registers: Circuits and Systems |
1 |
1 |
0 |
1 |
0 |
3 |
380 |
Cryptography |
1 |
1 |
1 |
0 |
0 |
3 |
416 |
Fluid Reaction Surfaces (i.e., Impellers) |
2 |
0 |
1 |
0 |
0 |
3 |
426 |
Food or Edible Material: Processes, Compositions, and Products |
1 |
1 |
0 |
1 |
0 |
3 |
434 |
Education and Demonstration |
0 |
0 |
1 |
0 |
2 |
3 |
451 |
Abrading |
0 |
0 |
2 |
0 |
1 |
3 |
482 |
Exercise Devices |
0 |
1 |
1 |
0 |
1 |
3 |
602 |
Surgery: Splint, Brace, or Bandage |
0 |
1 |
1 |
1 |
0 |
3 |
701 |
DP: Vehicles, Navigation, and Relative Location (Data Processing) |
0 |
1 |
1 |
0 |
1 |
3 |
704 |
DP: Speech Signal Processing, Linguistics, Language Translation, and Audio Compression/Decompression (Data Processing) |
0 |
0 |
0 |
1 |
2 |
3 |
717 |
DP: Software Development, Installation, and Management (Data Processing) |
0 |
0 |
1 |
0 |
2 |
3 |
033 |
Geometrical Instruments |
1 |
0 |
1 |
0 |
0 |
2 |
043 |
Fishing, Trapping, and Vermin Destroying |
0 |
0 |
0 |
1 |
1 |
2 |
047 |
Plant Husbandry |
0 |
1 |
0 |
0 |
1 |
2 |
062 |
Refrigeration |
0 |
1 |
1 |
0 |
0 |
2 |
102 |
Ammunition and Explosives |
1 |
1 |
0 |
0 |
0 |
2 |
123 |
Internal-Combustion Engines |
0 |
0 |
0 |
2 |
0 |
2 |
136 |
Batteries: Thermoelectric and Photoelectric |
0 |
0 |
1 |
0 |
1 |
2 |
164 |
Metal Founding |
1 |
0 |
0 |
1 |
0 |
2 |
165 |
Heat Exchange |
0 |
0 |
0 |
1 |
1 |
2 |
177 |
Weighing Scales |
0 |
1 |
0 |
1 |
0 |
2 |
188 |
Brakes |
1 |
0 |
1 |
0 |
0 |
2 |
210 |
Liquid Purification or Separation |
0 |
1 |
1 |
0 |
0 |
2 |
216 |
Etching a Substrate: Processes |
0 |
0 |
2 |
0 |
0 |
2 |
336 |
Inductor Devices |
0 |
0 |
0 |
0 |
2 |
2 |
360 |
Dynamic Magnetic Information Storage or Retrieval |
1 |
0 |
1 |
0 |
0 |
2 |
381 |
Electrical Audio Signal Processing Systems and Devices |
1 |
0 |
0 |
0 |
1 |
2 |
414 |
Material or Article Handling |
2 |
0 |
0 |
0 |
0 |
2 |
423 |
Chemistry of Inorganic Compounds |
0 |
0 |
0 |
1 |
1 |
2 |
436 |
Chemistry: Analytical and Immunological Testing |
1 |
0 |
0 |
1 |
0 |
2 |
604 |
Surgery (Medicators and Receptors) |
1 |
0 |
0 |
1 |
0 |
2 |
706 |
DP: Artificial Intelligence (Data Processing) |
1 |
0 |
0 |
1 |
0 |
2 |
007 |
Compound Hand Tools |
0 |
0 |
1 |
0 |
0 |
1 |
024 |
Buckles, Buttons, Clasps, Etc. |
0 |
0 |
0 |
1 |
0 |
1 |
051 |
Abrasive Tool Making Process, Material, or Composition |
0 |
0 |
0 |
0 |
1 |
1 |
056 |
Harvesters |
0 |
0 |
0 |
1 |
0 |
1 |
070 |
Locks |
0 |
0 |
0 |
0 |
1 |
1 |
071 |
Chemistry: Fertilizers |
0 |
1 |
0 |
0 |
0 |
1 |
082 |
Turning (e.g., for metal working) |
0 |
0 |
0 |
0 |
1 |
1 |
092 |
Expansible Chamber Devices |
0 |
0 |
1 |
0 |
0 |
1 |
096 |
Gas Separation: Apparatus |
0 |
1 |
0 |
0 |
0 |
1 |
105 |
Railway Rolling Stock |
0 |
0 |
1 |
0 |
0 |
1 |
106 |
Compositions: Coating or Plastic |
0 |
0 |
1 |
0 |
0 |
1 |
112 |
Sewing |
0 |
1 |
0 |
0 |
0 |
1 |
117 |
Single-Crystal, Oriented-Crystal, and Epitaxy Growth Processes; Non-Coating Apparatus Therefor |
1 |
0 |
0 |
0 |
0 |
1 |
132 |
Toilet |
0 |
0 |
0 |
0 |
1 |
1 |
140 |
Wireworking |
0 |
0 |
0 |
1 |
0 |
1 |
162 |
Paper Making and Fiber Liberation |
0 |
0 |
0 |
1 |
0 |
1 |
166 |
Wells (shafts or deep borings in the earth, e.g., for oil and gas) |
0 |
0 |
0 |
0 |
1 |
1 |
180 |
Motor Vehicles |
0 |
1 |
0 |
0 |
0 |
1 |
187 |
Elevator, Industrial Lift Truck, or Stationary Lift for Vehicle |
1 |
0 |
0 |
0 |
0 |
1 |
198 |
Conveyors: Power-Driven |
0 |
0 |
0 |
0 |
1 |
1 |
200 |
Electricity: Circuit Makers and Breakers |
1 |
0 |
0 |
0 |
0 |
1 |
206 |
Special Receptacle or Package |
0 |
1 |
0 |
0 |
0 |
1 |
220 |
Receptacles |
0 |
0 |
1 |
0 |
0 |
1 |
221 |
Article Dispensing |
0 |
1 |
0 |
0 |
0 |
1 |
223 |
Apparel Apparatus |
1 |
0 |
0 |
0 |
0 |
1 |
224 |
Package and Article Carriers |
1 |
0 |
0 |
0 |
0 |
1 |
228 |
Metal Fusion Bonding |
0 |
0 |
1 |
0 |
0 |
1 |
229 |
Envelopes, Wrappers, and Paperboard Boxes |
0 |
0 |
0 |
0 |
1 |
1 |
239 |
Fluid Sprinkling, Spraying, and Diffusing |
1 |
0 |
0 |
0 |
0 |
1 |
242 |
Winding, Tensioning, or Guiding |
0 |
0 |
0 |
1 |
0 |
1 |
244 |
Aeronautics and Astronautics |
0 |
0 |
0 |
0 |
1 |
1 |
251 |
Valves and Valve Actuation |
0 |
0 |
0 |
1 |
0 |
1 |
252 |
Compositions |
0 |
0 |
1 |
0 |
0 |
1 |
254 |
Implements or Apparatus for Applying Pushing or Pulling Force |
0 |
0 |
1 |
0 |
0 |
1 |
267 |
Spring Devices |
0 |
0 |
1 |
0 |
0 |
1 |
269 |
Work Holders |
0 |
0 |
1 |
0 |
0 |
1 |
279 |
Chucks or Sockets |
0 |
0 |
1 |
0 |
0 |
1 |
283 |
Printed Matter |
0 |
0 |
0 |
0 |
1 |
1 |
285 |
Pipe Joints or Couplings |
0 |
0 |
1 |
0 |
0 |
1 |
296 |
Land Vehicles: Bodies and Tops |
0 |
0 |
1 |
0 |
0 |
1 |
303 |
Fluid-Pressure and Analogous Brake Systems |
0 |
0 |
0 |
1 |
0 |
1 |
320 |
Electricity: Battery or Capacitor Charging or Discharging |
0 |
0 |
0 |
0 |
1 |
1 |
345 |
Computer Graphics Processing and Selective Visual Display Systems |
0 |
0 |
1 |
0 |
0 |
1 |
372 |
Coherent Light Generators |
0 |
0 |
0 |
0 |
1 |
1 |
392 |
Electric Resistance Heating Devices |
0 |
0 |
0 |
1 |
0 |
1 |
398 |
Optical Communications |
0 |
0 |
0 |
1 |
0 |
1 |
405 |
Hydraulic and Earth Engineering |
1 |
0 |
0 |
0 |
0 |
1 |
417 |
Pumps |
0 |
0 |
0 |
0 |
1 |
1 |
446 |
Amusement Devices: Toys |
0 |
0 |
0 |
0 |
1 |
1 |
473 |
Games Using Tangible Projectile |
1 |
0 |
0 |
0 |
0 |
1 |
474 |
Endless Belt Power Transmission Systems or Components |
1 |
0 |
0 |
0 |
0 |
1 |
532 |
Organic Compounds (includes Classes 532-570) |
0 |
1 |
0 |
0 |
0 |
1 |
601 |
Surgery: Kinesitherapy |
0 |
1 |
0 |
0 |
0 |
1 |
606 |
Surgery (instruments) |
0 |
0 |
1 |
0 |
0 |
1 |
718 |
Virtual Machine Task or Process Management or Task Management/Control (Electrical Computers and Digital Processing Systems) |
0 |
0 |
0 |
1 |
0 |
1 |
725 |
Interactive Video Distribution Systems |
0 |
0 |
0 |
0 |
1 |
1 |
ALL |
ALL CLASSES |
437 |
452 |
642 |
504 |
487 |
2522 |