166 |
Wells (shafts or deep borings in the earth, e.g., for oil and gas) |
0 |
2 |
5 |
1 |
2 |
10 |
532 |
Organic Compounds (includes Classes 532-570) |
2 |
0 |
1 |
0 |
2 |
5 |
073 |
Measuring and Testing |
0 |
0 |
0 |
2 |
2 |
4 |
310 |
Electrical Generator or Motor Structure |
2 |
1 |
0 |
0 |
1 |
4 |
349 |
Liquid Crystal Cells, Elements and Systems |
1 |
2 |
1 |
0 |
0 |
4 |
427 |
Coating Processes |
1 |
0 |
0 |
1 |
2 |
4 |
123 |
Internal-Combustion Engines |
0 |
0 |
2 |
1 |
0 |
3 |
315 |
Electric Lamp and Discharge Devices: Systems |
0 |
0 |
3 |
0 |
0 |
3 |
361 |
Electricity: Electrical Systems and Devices |
1 |
1 |
1 |
0 |
0 |
3 |
367 |
Communications, Electrical: Acoustic Wave Systems and Devices |
1 |
1 |
1 |
0 |
0 |
3 |
435 |
Chemistry: Molecular Biology and Microbiology |
2 |
0 |
0 |
1 |
0 |
3 |
606 |
Surgery (instruments) |
1 |
0 |
1 |
0 |
1 |
3 |
060 |
Power Plants |
2 |
0 |
0 |
0 |
0 |
2 |
095 |
Gas Separation: Processes |
0 |
2 |
0 |
0 |
0 |
2 |
118 |
Coating Apparatus |
0 |
1 |
0 |
0 |
1 |
2 |
292 |
Closure Fasteners |
0 |
0 |
1 |
1 |
0 |
2 |
351 |
Optics: Eye Examining, Vision Testing and Correcting |
1 |
1 |
0 |
0 |
0 |
2 |
415 |
Rotary Kinetic Fluid Motors or Pumps |
1 |
0 |
0 |
1 |
0 |
2 |
423 |
Chemistry of Inorganic Compounds |
0 |
1 |
0 |
0 |
1 |
2 |
429 |
Chemistry: Electrical Current Producing Apparatus, Product, and Process |
1 |
1 |
0 |
0 |
0 |
2 |
044 |
Fuel and Related Compositions |
0 |
0 |
0 |
0 |
1 |
1 |
047 |
Plant Husbandry |
0 |
0 |
0 |
0 |
1 |
1 |
062 |
Refrigeration |
0 |
1 |
0 |
0 |
0 |
1 |
089 |
Ordnance |
0 |
0 |
1 |
0 |
0 |
1 |
117 |
Single-Crystal, Oriented-Crystal, and Epitaxy Growth Processes; Non-Coating Apparatus Therefor |
0 |
0 |
0 |
0 |
1 |
1 |
137 |
Fluid Handling |
1 |
0 |
0 |
0 |
0 |
1 |
175 |
Boring or Penetrating the Earth |
0 |
1 |
0 |
0 |
0 |
1 |
194 |
Check-Actuated Control Mechanisms |
0 |
1 |
0 |
0 |
0 |
1 |
203 |
Distillation: Processes, Separatory |
0 |
0 |
0 |
0 |
1 |
1 |
204 |
Chemistry: Electrical and Wave Energy |
0 |
0 |
0 |
0 |
1 |
1 |
244 |
Aeronautics and Astronautics |
1 |
0 |
0 |
0 |
0 |
1 |
250 |
Radiant Energy |
0 |
0 |
1 |
0 |
0 |
1 |
313 |
Electric Lamp and Discharge Devices |
0 |
0 |
1 |
0 |
0 |
1 |
318 |
Electricity: Motive Power Systems |
0 |
0 |
0 |
0 |
1 |
1 |
333 |
Wave Transmission Lines and Networks |
0 |
0 |
1 |
0 |
0 |
1 |
341 |
Coded Data Generation or Conversion |
0 |
1 |
0 |
0 |
0 |
1 |
342 |
Communications: Directive Radio Wave Systems and Devices (e.g., Radar, Radio Navigation) |
0 |
0 |
0 |
0 |
1 |
1 |
362 |
Illumination |
0 |
0 |
0 |
1 |
0 |
1 |
363 |
Electric Power Conversion Systems |
1 |
0 |
0 |
0 |
0 |
1 |
366 |
Agitating (e.g., of articles and materials) |
0 |
0 |
1 |
0 |
0 |
1 |
369 |
Dynamic Information Storage or Retrieval |
0 |
0 |
0 |
0 |
1 |
1 |
374 |
Thermal Measuring and Testing |
1 |
0 |
0 |
0 |
0 |
1 |
417 |
Pumps |
0 |
0 |
1 |
0 |
0 |
1 |
428 |
Stock Material or Miscellaneous Articles |
0 |
0 |
1 |
0 |
0 |
1 |
436 |
Chemistry: Analytical and Immunological Testing |
0 |
1 |
0 |
0 |
0 |
1 |
482 |
Exercise Devices |
0 |
0 |
0 |
1 |
0 |
1 |
502 |
Catalyst, Solid Sorbent, or Support Therefor: Product or Process of Making |
1 |
0 |
0 |
0 |
0 |
1 |
530 |
Chemistry: Natural Resins or Derivatives; Peptides or Proteins; Lignins or Reaction Products Thereof |
0 |
0 |
0 |
0 |
1 |
1 |
601 |
Surgery: Kinesitherapy |
0 |
0 |
0 |
1 |
0 |
1 |
701 |
DP: Vehicles, Navigation, and Relative Location (Data Processing) |
0 |
0 |
1 |
0 |
0 |
1 |
800 |
Multicellular Living Organisms and Unmodified Parts Thereof and Related Processes |
0 |
0 |
0 |
1 |
0 |
1 |
ALL |
ALL CLASSES |
21 |
18 |
24 |
12 |
21 |
96 |