166 |
Wells (shafts or deep borings in the earth, e.g., for oil and gas) |
6 |
4 |
6 |
11 |
6 |
33 |
606 |
Surgery (instruments) |
2 |
2 |
2 |
1 |
1 |
8 |
052 |
Static Structures (e.g., Buildings) |
0 |
3 |
3 |
0 |
0 |
6 |
043 |
Fishing, Trapping, and Vermin Destroying |
5 |
0 |
0 |
0 |
0 |
5 |
175 |
Boring or Penetrating the Earth |
1 |
1 |
1 |
0 |
2 |
5 |
224 |
Package and Article Carriers |
1 |
3 |
1 |
0 |
0 |
5 |
037 |
Excavating |
0 |
0 |
1 |
3 |
0 |
4 |
073 |
Measuring and Testing |
2 |
1 |
1 |
0 |
0 |
4 |
210 |
Liquid Purification or Separation |
1 |
2 |
0 |
0 |
1 |
4 |
220 |
Receptacles |
0 |
1 |
1 |
1 |
1 |
4 |
248 |
Supports (e.g., for holding articles, etc.) |
0 |
0 |
0 |
3 |
1 |
4 |
280 |
Land Vehicles |
1 |
1 |
2 |
0 |
0 |
4 |
296 |
Land Vehicles: Bodies and Tops |
0 |
1 |
1 |
2 |
0 |
4 |
322 |
Electricity: Single Generator Systems |
0 |
3 |
1 |
0 |
0 |
4 |
340 |
Communications: Electrical |
0 |
0 |
0 |
2 |
2 |
4 |
405 |
Hydraulic and Earth Engineering |
1 |
1 |
2 |
0 |
0 |
4 |
424 |
Drug, Bio-Affecting and Body Treating Compositions (includes Class 514) |
0 |
1 |
0 |
1 |
2 |
4 |
002 |
Apparel |
0 |
1 |
0 |
1 |
1 |
3 |
004 |
Baths, Closets, Sinks, and Spittoons |
1 |
2 |
0 |
0 |
0 |
3 |
030 |
Cutlery |
0 |
1 |
1 |
0 |
1 |
3 |
034 |
Drying and Gas or Vapor Contact with Solids |
1 |
2 |
0 |
0 |
0 |
3 |
036 |
Boots, Shoes, and Leggings |
0 |
1 |
1 |
0 |
1 |
3 |
062 |
Refrigeration |
0 |
0 |
0 |
2 |
1 |
3 |
114 |
Ships |
1 |
1 |
1 |
0 |
0 |
3 |
119 |
Animal Husbandry |
2 |
0 |
0 |
1 |
0 |
3 |
180 |
Motor Vehicles |
0 |
2 |
1 |
0 |
0 |
3 |
273 |
Amusement Devices: Games |
0 |
1 |
2 |
0 |
0 |
3 |
426 |
Food or Edible Material: Processes, Compositions, and Products |
2 |
0 |
0 |
0 |
1 |
3 |
433 |
Dentistry |
0 |
1 |
1 |
0 |
1 |
3 |
520 |
Synthetic Resins or Natural Rubbers (includes Classes 520-528) |
0 |
0 |
1 |
2 |
0 |
3 |
702 |
DP: Measuring, Calibrating, or Testing (Data Processing) |
0 |
0 |
2 |
0 |
1 |
3 |
015 |
Brushing, Scrubbing, and General Cleaning |
1 |
1 |
0 |
0 |
0 |
2 |
029 |
Metal Working |
0 |
1 |
1 |
0 |
0 |
2 |
033 |
Geometrical Instruments |
0 |
1 |
0 |
0 |
1 |
2 |
070 |
Locks |
0 |
0 |
0 |
1 |
1 |
2 |
072 |
Metal Deforming |
0 |
1 |
1 |
0 |
0 |
2 |
081 |
Tools |
0 |
1 |
0 |
1 |
0 |
2 |
123 |
Internal-Combustion Engines |
0 |
0 |
0 |
1 |
1 |
2 |
137 |
Fluid Handling |
1 |
1 |
0 |
0 |
0 |
2 |
138 |
Pipes and Tubular Conduits |
0 |
1 |
0 |
1 |
0 |
2 |
219 |
Electric Heating |
0 |
0 |
1 |
1 |
0 |
2 |
242 |
Winding, Tensioning, or Guiding |
0 |
0 |
1 |
0 |
1 |
2 |
244 |
Aeronautics |
0 |
1 |
0 |
0 |
1 |
2 |
267 |
Spring Devices |
1 |
1 |
0 |
0 |
0 |
2 |
294 |
Handling: Hand and Hoist-Line Implements |
0 |
0 |
1 |
1 |
0 |
2 |
310 |
Electrical Generator or Motor Structure |
0 |
0 |
2 |
0 |
0 |
2 |
324 |
Electricity: Measuring and Testing |
0 |
0 |
2 |
0 |
0 |
2 |
362 |
Illumination |
0 |
0 |
1 |
0 |
1 |
2 |
435 |
Chemistry: Molecular Biology and Microbiology |
0 |
1 |
1 |
0 |
0 |
2 |
446 |
Amusement Devices: Toys |
1 |
0 |
0 |
0 |
1 |
2 |
452 |
Butchering |
0 |
1 |
0 |
1 |
0 |
2 |
473 |
Games Using Tangible Projectile |
0 |
0 |
2 |
0 |
0 |
2 |
482 |
Exercise Devices |
1 |
1 |
0 |
0 |
0 |
2 |
585 |
Chemistry of Hydrocarbon Compounds |
0 |
0 |
0 |
1 |
1 |
2 |
705 |
DP: Financial, Business Practice, Management, or Cost/Price Determination (Data Processing) |
1 |
0 |
0 |
1 |
0 |
2 |
714 |
Error Detection/Correction and Fault Detection/Recovery |
1 |
1 |
0 |
0 |
0 |
2 |
005 |
Beds |
0 |
1 |
0 |
0 |
0 |
1 |
016 |
Miscellaneous Hardware |
0 |
0 |
1 |
0 |
0 |
1 |
024 |
Buckles, Buttons, Clasps, Etc. |
1 |
0 |
0 |
0 |
0 |
1 |
027 |
Undertaking |
0 |
0 |
0 |
0 |
1 |
1 |
042 |
Firearms |
0 |
0 |
0 |
0 |
1 |
1 |
044 |
Fuel and Related Compositions |
0 |
0 |
0 |
1 |
0 |
1 |
060 |
Power Plants |
0 |
1 |
0 |
0 |
0 |
1 |
071 |
Chemistry: Fertilizers |
0 |
0 |
1 |
0 |
0 |
1 |
074 |
Machine Element or Mechanism |
0 |
0 |
0 |
0 |
1 |
1 |
096 |
Gas Separation: Apparatus |
0 |
0 |
1 |
0 |
0 |
1 |
128 |
Surgery (includes Class 600) |
0 |
0 |
1 |
0 |
0 |
1 |
132 |
Toilet |
1 |
0 |
0 |
0 |
0 |
1 |
134 |
Cleaning and Liquid Contact with Solids |
0 |
1 |
0 |
0 |
0 |
1 |
135 |
Tent, Canopy, Umbrella, or Cane |
1 |
0 |
0 |
0 |
0 |
1 |
141 |
Fluent Material Handling, with Receiver or Receiver Coacting Means |
0 |
0 |
1 |
0 |
0 |
1 |
152 |
Resilient Tires and Wheels |
0 |
0 |
0 |
1 |
0 |
1 |
172 |
Earth Working |
0 |
0 |
0 |
0 |
1 |
1 |
174 |
Electricity: Conductors and Insulators |
0 |
0 |
0 |
0 |
1 |
1 |
181 |
Acoustics |
0 |
1 |
0 |
0 |
0 |
1 |
182 |
Fire Escape, Ladder, or Scaffold |
0 |
0 |
0 |
0 |
1 |
1 |
204 |
Chemistry: Electrical and Wave Energy |
0 |
1 |
0 |
0 |
0 |
1 |
206 |
Special Receptacle or Package |
1 |
0 |
0 |
0 |
0 |
1 |
211 |
Supports: Racks |
1 |
0 |
0 |
0 |
0 |
1 |
221 |
Article Dispensing |
1 |
0 |
0 |
0 |
0 |
1 |
222 |
Dispensing (apparatus and process) |
0 |
1 |
0 |
0 |
0 |
1 |
250 |
Radiant Energy |
0 |
1 |
0 |
0 |
0 |
1 |
269 |
Work Holders |
0 |
0 |
0 |
0 |
1 |
1 |
289 |
Knots and Knot Tying |
1 |
0 |
0 |
0 |
0 |
1 |
290 |
Prime-Mover Dynamo Plants |
0 |
0 |
0 |
0 |
1 |
1 |
297 |
Chairs and Seats |
0 |
1 |
0 |
0 |
0 |
1 |
307 |
Electrical Transmission or Interconnection Systems |
0 |
1 |
0 |
0 |
0 |
1 |
338 |
Electrical Resistors |
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 |
359 |
Optics: Systems (Including Communication) and Elements |
0 |
0 |
0 |
0 |
1 |
1 |
379 |
Telephonic Communications |
1 |
0 |
0 |
0 |
0 |
1 |
392 |
Electric Resistance Heating Devices |
0 |
0 |
1 |
0 |
0 |
1 |
396 |
Photography |
0 |
1 |
0 |
0 |
0 |
1 |
404 |
Road Structure, Process, or Apparatus |
1 |
0 |
0 |
0 |
0 |
1 |
408 |
Cutting by Use of Rotating Axially Moving Tool |
0 |
1 |
0 |
0 |
0 |
1 |
410 |
Freight Accommodation On Freight Carrier |
0 |
0 |
0 |
0 |
1 |
1 |
414 |
Material or Article Handling |
0 |
1 |
0 |
0 |
0 |
1 |
422 |
Chemical Apparatus and Process Disinfecting, Deodorizing, Preserving, or Sterilizing |
0 |
0 |
1 |
0 |
0 |
1 |
423 |
Chemistry of Inorganic Compounds |
0 |
0 |
0 |
0 |
1 |
1 |
425 |
Plastic Article or Earthenware Shaping or Treating: Apparatus |
0 |
0 |
1 |
0 |
0 |
1 |
427 |
Coating Processes |
0 |
1 |
0 |
0 |
0 |
1 |
434 |
Education and Demonstration |
0 |
0 |
0 |
0 |
1 |
1 |
439 |
Electrical Connectors |
0 |
0 |
0 |
0 |
1 |
1 |
440 |
Marine Propulsion |
0 |
0 |
0 |
0 |
1 |
1 |
451 |
Abrading |
0 |
1 |
0 |
0 |
0 |
1 |
455 |
Telecommunications |
0 |
0 |
0 |
1 |
0 |
1 |
474 |
Endless Belt Power Transmission Systems or Components |
0 |
0 |
0 |
1 |
0 |
1 |
502 |
Catalyst, Solid Sorbent, or Support Therefor: Product or Process of Making |
1 |
0 |
0 |
0 |
0 |
1 |
507 |
Earth Boring, Well Treating, and Oil Field Chemistry |
0 |
0 |
0 |
0 |
1 |
1 |
588 |
Hazardous or Toxic Waste Destruction or Containment |
1 |
0 |
0 |
0 |
0 |
1 |
601 |
Surgery: Kinesitherapy |
0 |
0 |
0 |
0 |
1 |
1 |
602 |
Surgery: Splint, Brace, or Bandage |
0 |
0 |
0 |
0 |
1 |
1 |
604 |
Surgery (Medicators and Receptors) |
1 |
0 |
0 |
0 |
0 |
1 |
700 |
DP: Generic Control Systems or Specific Applications (Data Processing) |
0 |
0 |
0 |
1 |
0 |
1 |
701 |
DP: Vehicles, Navigation, and Relative Location (Data Processing) |
0 |
0 |
0 |
0 |
1 |
1 |
ALL |
ALL CLASSES |
46 |
64 |
53 |
44 |
50 |
257 |