435 |
Chemistry: Molecular Biology and Microbiology |
6 |
10 |
7 |
10 |
13 |
46 |
716 |
DP: Design and Analysis of Circuit or Semiconductor Mask (Data Processing) |
6 |
5 |
8 |
5 |
9 |
33 |
424 |
Drug, Bio-Affecting and Body Treating Compositions (includes Class 514) |
3 |
7 |
3 |
12 |
7 |
32 |
532 |
Organic Compounds (includes Classes 532-570) |
5 |
7 |
8 |
8 |
3 |
31 |
382 |
Image Analysis |
3 |
5 |
8 |
6 |
5 |
27 |
250 |
Radiant Energy |
4 |
5 |
3 |
5 |
5 |
22 |
375 |
Pulse or Digital Communications |
2 |
2 |
1 |
9 |
8 |
22 |
073 |
Measuring and Testing |
4 |
3 |
6 |
4 |
3 |
20 |
166 |
Wells (shafts or deep borings in the earth, e.g., for oil and gas) |
5 |
1 |
6 |
5 |
2 |
19 |
359 |
Optical: Systems and Elements |
6 |
4 |
4 |
2 |
2 |
18 |
378 |
X-Ray or Gamma Ray Systems or Devices |
4 |
3 |
6 |
2 |
1 |
16 |
428 |
Stock Material or Miscellaneous Articles |
4 |
4 |
3 |
2 |
3 |
16 |
361 |
Electricity: Electrical Systems and Devices |
4 |
2 |
4 |
2 |
3 |
15 |
128 |
Surgery (includes Class 600) |
1 |
3 |
2 |
3 |
3 |
12 |
427 |
Coating Processes |
3 |
2 |
1 |
5 |
1 |
12 |
520 |
Synthetic Resins or Natural Rubbers (includes Classes 520-528) |
2 |
0 |
2 |
6 |
2 |
12 |
717 |
DP: Software Development, Installation, and Management (Data Processing) |
3 |
3 |
2 |
2 |
1 |
11 |
310 |
Electrical Generator or Motor Structure |
1 |
2 |
2 |
2 |
3 |
10 |
455 |
Telecommunications |
0 |
1 |
2 |
4 |
3 |
10 |
711 |
Memory (Electrical Computers and Digital Processing Systems) |
1 |
0 |
3 |
2 |
4 |
10 |
252 |
Compositions |
1 |
1 |
2 |
3 |
2 |
9 |
342 |
Communications: Directive Radio Wave Systems and Devices (e.g., Radar, Radio Navigation) |
2 |
3 |
1 |
0 |
3 |
9 |
398 |
Optical Communications |
4 |
1 |
3 |
0 |
1 |
9 |
235 |
Registers (e.g., cash registers, calculators, devices for counting movements of devices, etc.) |
0 |
1 |
1 |
5 |
1 |
8 |
315 |
Electric Lamp and Discharge Devices: Systems |
0 |
1 |
1 |
5 |
1 |
8 |
343 |
Communications: Radio Wave Antennas |
3 |
1 |
2 |
2 |
0 |
8 |
345 |
Computer Graphics Processing and Selective Visual Display Systems |
1 |
1 |
3 |
3 |
0 |
8 |
356 |
Optics: Measuring and Testing |
0 |
0 |
0 |
6 |
2 |
8 |
420 |
Alloys or Metallic Compositions |
6 |
1 |
1 |
0 |
0 |
8 |
704 |
DP: Speech Signal Processing, Linguistics, Language Translation, and Audio Compression/Decompression (Data Processing) |
1 |
2 |
0 |
3 |
2 |
8 |
385 |
Optical Waveguides |
2 |
1 |
2 |
1 |
1 |
7 |
415 |
Rotary Kinetic Fluid Motors or Pumps |
1 |
2 |
1 |
2 |
1 |
7 |
606 |
Surgery (instruments) |
2 |
1 |
2 |
1 |
1 |
7 |
623 |
Prosthesis (i.e., Artificial Body Members), Parts Thereof, or Aids and Accessories Therefor |
1 |
2 |
1 |
1 |
2 |
7 |
713 |
Support (Electrical Computers and Digital Processing Systems) |
0 |
0 |
3 |
2 |
2 |
7 |
110 |
Furnaces |
3 |
1 |
0 |
1 |
1 |
6 |
205 |
Electrolysis: Processes, Compositions Used Therein, and Methods of Preparing the Compositions |
3 |
1 |
0 |
0 |
2 |
6 |
210 |
Liquid Purification or Separation |
1 |
0 |
2 |
1 |
2 |
6 |
244 |
Aeronautics and Astronautics |
4 |
0 |
1 |
0 |
1 |
6 |
341 |
Coded Data Generation or Conversion |
2 |
1 |
0 |
1 |
2 |
6 |
370 |
Multiplex Communications |
0 |
1 |
1 |
0 |
4 |
6 |
372 |
Coherent Light Generators |
2 |
1 |
0 |
1 |
2 |
6 |
423 |
Chemistry of Inorganic Compounds |
2 |
1 |
1 |
1 |
1 |
6 |
436 |
Chemistry: Analytical and Immunological Testing |
0 |
1 |
0 |
3 |
2 |
6 |
502 |
Catalyst, Solid Sorbent, or Support Therefor: Product or Process of Making |
2 |
0 |
2 |
0 |
2 |
6 |
702 |
DP: Measuring, Calibrating, or Testing (Data Processing) |
1 |
0 |
0 |
3 |
2 |
6 |
117 |
Single-Crystal, Oriented-Crystal, and Epitaxy Growth Processes; Non-Coating Apparatus Therefor |
2 |
2 |
1 |
0 |
0 |
5 |
148 |
Metal Treatment |
0 |
1 |
1 |
1 |
2 |
5 |
204 |
Chemistry: Electrical and Wave Energy |
1 |
2 |
1 |
1 |
0 |
5 |
239 |
Fluid Sprinkling, Spraying, and Diffusing |
2 |
0 |
3 |
0 |
0 |
5 |
340 |
Communications: Electrical |
2 |
0 |
1 |
0 |
2 |
5 |
369 |
Dynamic Information Storage or Retrieval |
1 |
0 |
2 |
0 |
2 |
5 |
422 |
Chemical Apparatus and Process Disinfecting, Deodorizing, Preserving, or Sterilizing |
1 |
3 |
1 |
0 |
0 |
5 |
429 |
Chemistry: Electrical Current Producing Apparatus, Product, and Process |
0 |
3 |
0 |
0 |
2 |
5 |
430 |
Radiation Imagery Chemistry: Process, Composition, or Product Thereof |
2 |
1 |
1 |
1 |
0 |
5 |
707 |
DP: Database and File Management or Data Structures (Data Processing) |
0 |
0 |
1 |
1 |
3 |
5 |
714 |
Error Detection/Correction and Fault Detection/Recovery |
1 |
0 |
1 |
1 |
2 |
5 |
123 |
Internal-Combustion Engines |
0 |
0 |
0 |
1 |
3 |
4 |
182 |
Fire Escape, Ladder, or Scaffold |
0 |
0 |
2 |
2 |
0 |
4 |
219 |
Electric Heating |
1 |
1 |
2 |
0 |
0 |
4 |
324 |
Electricity: Measuring and Testing |
0 |
0 |
2 |
1 |
1 |
4 |
425 |
Plastic Article or Earthenware Shaping or Treating: Apparatus |
2 |
0 |
0 |
0 |
2 |
4 |
463 |
Amusement Devices: Games |
0 |
1 |
1 |
2 |
0 |
4 |
585 |
Chemistry of Hydrocarbon Compounds |
0 |
0 |
1 |
1 |
2 |
4 |
604 |
Surgery (Medicators and Receptors) |
2 |
0 |
1 |
1 |
0 |
4 |
705 |
DP: Financial, Business Practice, Management, or Cost/Price Determination (Data Processing) |
0 |
1 |
2 |
0 |
1 |
4 |
708 |
Arithmetic Processing and Calculating (Electrical Computers) |
1 |
1 |
1 |
1 |
0 |
4 |
060 |
Power Plants |
0 |
1 |
2 |
0 |
0 |
3 |
072 |
Metal Deforming |
2 |
0 |
1 |
0 |
0 |
3 |
104 |
Railways |
2 |
1 |
0 |
0 |
0 |
3 |
169 |
Fire Extinguishers |
0 |
2 |
1 |
0 |
0 |
3 |
241 |
Solid Material Comminution or Disintegration |
0 |
0 |
1 |
1 |
1 |
3 |
257 |
Active Solid-State Devices (e.g., Transistors, Solid-State Diodes) |
0 |
2 |
0 |
0 |
1 |
3 |
327 |
Miscellaneous Active Electrical Nonlinear Devices, Circuits, and Systems |
0 |
1 |
1 |
1 |
0 |
3 |
348 |
Television |
2 |
1 |
0 |
0 |
0 |
3 |
353 |
Optics: Image Projectors |
1 |
1 |
0 |
0 |
1 |
3 |
358 |
Facsimile and Static Presentation Processing |
0 |
1 |
1 |
1 |
0 |
3 |
380 |
Cryptography |
1 |
0 |
2 |
0 |
0 |
3 |
405 |
Hydraulic and Earth Engineering |
0 |
0 |
0 |
2 |
1 |
3 |
451 |
Abrading |
0 |
2 |
1 |
0 |
0 |
3 |
501 |
Compositions: Ceramic |
0 |
2 |
0 |
1 |
0 |
3 |
518 |
Chemistry: Fischer-Tropsch Processes; or Purification or Recovery of Products Thereof |
2 |
0 |
0 |
1 |
0 |
3 |
601 |
Surgery: Kinesitherapy |
0 |
1 |
1 |
1 |
0 |
3 |
602 |
Surgery: Splint, Brace, or Bandage |
0 |
0 |
1 |
1 |
1 |
3 |
703 |
DP: Structural Design, Modeling, Simulation, and Emulation (Data Processing) |
0 |
0 |
0 |
1 |
2 |
3 |
726 |
Information Security |
0 |
0 |
0 |
0 |
3 |
3 |
014 |
Bridges |
0 |
0 |
0 |
1 |
1 |
2 |
065 |
Glass Manufacturing |
1 |
1 |
0 |
0 |
0 |
2 |
075 |
Specialized Metallurgical Processes, Compositions for Use Therein, Consolidated Metal Powder Compositions, and Loose Metal Particulate Mixtures |
0 |
1 |
0 |
1 |
0 |
2 |
089 |
Ordnance |
1 |
0 |
1 |
0 |
0 |
2 |
095 |
Gas Separation: Processes |
1 |
0 |
1 |
0 |
0 |
2 |
096 |
Gas Separation: Apparatus |
0 |
0 |
1 |
0 |
1 |
2 |
102 |
Ammunition and Explosives |
1 |
0 |
0 |
1 |
0 |
2 |
106 |
Compositions: Coating or Plastic |
1 |
0 |
0 |
1 |
0 |
2 |
114 |
Ships |
0 |
0 |
1 |
1 |
0 |
2 |
118 |
Coating Apparatus |
0 |
0 |
2 |
0 |
0 |
2 |
124 |
Mechanical Guns and Projectors |
2 |
0 |
0 |
0 |
0 |
2 |
131 |
Tobacco |
1 |
0 |
0 |
1 |
0 |
2 |
164 |
Metal Founding |
1 |
1 |
0 |
0 |
0 |
2 |
174 |
Electricity: Conductors and Insulators |
0 |
0 |
0 |
0 |
2 |
2 |
175 |
Boring or Penetrating the Earth |
0 |
0 |
1 |
0 |
1 |
2 |
181 |
Acoustics |
1 |
0 |
1 |
0 |
0 |
2 |
187 |
Elevator, Industrial Lift Truck, or Stationary Lift for Vehicle |
0 |
0 |
0 |
2 |
0 |
2 |
208 |
Mineral Oils: Processes and Products |
1 |
0 |
0 |
1 |
0 |
2 |
266 |
Metallurgical Apparatus |
0 |
1 |
1 |
0 |
0 |
2 |
313 |
Electric Lamp and Discharge Devices |
0 |
2 |
0 |
0 |
0 |
2 |
318 |
Electricity: Motive Power Systems |
0 |
1 |
0 |
0 |
1 |
2 |
326 |
Electronic Digital Logic Circuitry |
2 |
0 |
0 |
0 |
0 |
2 |
333 |
Wave Transmission Lines and Networks |
0 |
1 |
1 |
0 |
0 |
2 |
349 |
Liquid Crystal Cells, Elements and Systems |
0 |
0 |
2 |
0 |
0 |
2 |
351 |
Optics: Eye Examining, Vision Testing and Correcting |
1 |
0 |
0 |
1 |
0 |
2 |
417 |
Pumps |
1 |
0 |
0 |
0 |
1 |
2 |
418 |
Rotary Expansible Chamber Devices |
0 |
0 |
1 |
1 |
0 |
2 |
419 |
Powder Metallurgy Processes |
0 |
1 |
1 |
0 |
0 |
2 |
426 |
Food or Edible Material: Processes, Compositions, and Products |
2 |
0 |
0 |
0 |
0 |
2 |
433 |
Dentistry |
0 |
1 |
0 |
1 |
0 |
2 |
438 |
Semiconductor Device Manufacturing: Process |
0 |
1 |
1 |
0 |
0 |
2 |
439 |
Electrical Connectors |
1 |
0 |
0 |
1 |
0 |
2 |
475 |
Planetary Gear Transmission Systems or Components |
1 |
0 |
0 |
1 |
0 |
2 |
507 |
Earth Boring, Well Treating, and Oil Field Chemistry |
0 |
0 |
1 |
1 |
0 |
2 |
530 |
Chemistry: Natural Resins or Derivatives; Peptides or Proteins; Lignins or Reaction Products Thereof |
0 |
0 |
0 |
1 |
1 |
2 |
607 |
Surgery: Light, Thermal, and Electrical Application |
1 |
0 |
1 |
0 |
0 |
2 |
709 |
Multicomputer Data Transferring (Electrical Computers and Digital Processing Systems) |
0 |
0 |
0 |
0 |
2 |
2 |
002 |
Apparel |
0 |
1 |
0 |
0 |
0 |
1 |
029 |
Metal Working |
1 |
0 |
0 |
0 |
0 |
1 |
034 |
Drying and Gas or Vapor Contact with Solids |
1 |
0 |
0 |
0 |
0 |
1 |
040 |
Card, Picture, or Sign Exhibiting |
0 |
0 |
0 |
1 |
0 |
1 |
062 |
Refrigeration |
1 |
0 |
0 |
0 |
0 |
1 |
074 |
Machine Element or Mechanism |
1 |
0 |
0 |
0 |
0 |
1 |
081 |
Tools |
0 |
0 |
0 |
0 |
1 |
1 |
082 |
Turning (e.g., for metal working) |
0 |
0 |
1 |
0 |
0 |
1 |
099 |
Foods and Beverages: Apparatus |
0 |
1 |
0 |
0 |
0 |
1 |
162 |
Paper Making and Fiber Liberation |
1 |
0 |
0 |
0 |
0 |
1 |
165 |
Heat Exchange |
0 |
1 |
0 |
0 |
0 |
1 |
180 |
Motor Vehicles |
0 |
0 |
0 |
0 |
1 |
1 |
192 |
Clutches and Power-Stop Control |
1 |
0 |
0 |
0 |
0 |
1 |
209 |
Classifying, Separating, and Assorting Solids |
0 |
0 |
1 |
0 |
0 |
1 |
222 |
Dispensing (apparatus and process) |
0 |
0 |
0 |
1 |
0 |
1 |
228 |
Metal Fusion Bonding |
0 |
1 |
0 |
0 |
0 |
1 |
242 |
Winding, Tensioning, or Guiding |
0 |
1 |
0 |
0 |
0 |
1 |
251 |
Valves and Valve Actuation |
0 |
0 |
0 |
1 |
0 |
1 |
261 |
Gas and Liquid Contact Apparatus |
0 |
0 |
1 |
0 |
0 |
1 |
264 |
Plastic and Nonmetallic Article Shaping or Treating: Processes |
0 |
1 |
0 |
0 |
0 |
1 |
277 |
Seal for a Joint or Juncture |
0 |
0 |
0 |
0 |
1 |
1 |
280 |
Land Vehicles |
0 |
0 |
0 |
1 |
0 |
1 |
285 |
Pipe Joints or Couplings |
0 |
0 |
1 |
0 |
0 |
1 |
290 |
Prime-Mover Dynamo Plants |
0 |
1 |
0 |
0 |
0 |
1 |
292 |
Closure Fasteners |
0 |
0 |
0 |
1 |
0 |
1 |
297 |
Chairs and Seats |
0 |
0 |
0 |
0 |
1 |
1 |
320 |
Electricity: Battery or Capacitor Charging or Discharging |
0 |
1 |
0 |
0 |
0 |
1 |
330 |
Amplifiers |
0 |
0 |
0 |
0 |
1 |
1 |
331 |
Oscillators |
0 |
0 |
0 |
1 |
0 |
1 |
335 |
Electricity: Magnetically Operated Switches, Magnets, and Electromagnets |
1 |
0 |
0 |
0 |
0 |
1 |
347 |
Incremental Printing of Symbolic Information |
0 |
0 |
1 |
0 |
0 |
1 |
366 |
Agitating (e.g., of articles and materials) |
1 |
0 |
0 |
0 |
0 |
1 |
373 |
Industrial Electric Heating Furnaces |
0 |
1 |
0 |
0 |
0 |
1 |
374 |
Thermal Measuring and Testing |
0 |
0 |
0 |
0 |
1 |
1 |
376 |
Induced Nuclear Reactions: Processes, Systems, and Elements |
0 |
1 |
0 |
0 |
0 |
1 |
379 |
Telephonic Communications |
0 |
1 |
0 |
0 |
0 |
1 |
392 |
Electric Resistance Heating Devices |
1 |
0 |
0 |
0 |
0 |
1 |
401 |
Coating Implements with Material Supply |
0 |
0 |
0 |
0 |
1 |
1 |
403 |
Joints and Connections |
0 |
0 |
0 |
0 |
1 |
1 |
416 |
Fluid Reaction Surfaces (i.e., Impellers) |
0 |
0 |
0 |
1 |
0 |
1 |
442 |
Fabric (Woven, Knitted, or Nonwoven Textile or Cloth, Etc.) |
0 |
0 |
1 |
0 |
0 |
1 |
493 |
Manufacturing Container or Tube From Paper; or Other Manufacturing From a Sheet or Web |
0 |
0 |
0 |
0 |
1 |
1 |
508 |
Solid Anti-Friction Devices, Materials Therefor, Lubricant or Separant Compositions for Moving Solid Surfaces, and Miscellaneous Mineral Oil Compositions |
0 |
0 |
0 |
0 |
1 |
1 |
700 |
DP: Generic Control Systems or Specific Applications (Data Processing) |
0 |
1 |
0 |
0 |
0 |
1 |
701 |
DP: Vehicles, Navigation, and Relative Location (Data Processing) |
0 |
0 |
0 |
0 |
1 |
1 |
712 |
Processing Architectures and Instruction Processing, e.g., Processors (Electrical Computers and Digital Processing Systems) |
0 |
0 |
1 |
0 |
0 |
1 |
715 |
DP: Presentation Processing of Document, Operator Interface Processing, and Screen Saver Display Processing (Data Processing) |
0 |
0 |
0 |
0 |
1 |
1 |
719 |
Interprogram Communication or Interprocess Communication (Ipc) (Electrical Computers and Digital Processing Systems) |
0 |
0 |
0 |
0 |
1 |
1 |
800 |
Multicellular Living Organisms and Unmodified Parts Thereof and Related Processes |
1 |
0 |
0 |
0 |
0 |
1 |
ALL |
ALL CLASSES |
169 |
148 |
172 |
188 |
176 |
853 |