520 |
Synthetic Resins or Natural Rubbers (includes Classes 520-528) |
32 |
26 |
25 |
20 |
18 |
8 |
6 |
24 |
22 |
13 |
27 |
35 |
256 |
532 |
Organic Compounds (includes Classes 532-570) |
21 |
18 |
29 |
18 |
13 |
13 |
6 |
8 |
17 |
26 |
18 |
18 |
205 |
428 |
Stock Material or Miscellaneous Articles |
11 |
9 |
10 |
7 |
11 |
2 |
5 |
0 |
1 |
4 |
6 |
8 |
74 |
417 |
Pumps |
3 |
6 |
5 |
7 |
2 |
5 |
4 |
1 |
1 |
0 |
0 |
1 |
35 |
264 |
Plastic and Nonmetallic Article Shaping or Treating: Processes |
3 |
1 |
2 |
5 |
2 |
1 |
4 |
4 |
2 |
0 |
0 |
3 |
27 |
424 |
Drug, Bio-Affecting and Body Treating Compositions (includes Class 514) |
2 |
3 |
1 |
2 |
5 |
1 |
2 |
2 |
1 |
1 |
1 |
1 |
22 |
299 |
Mining or In Situ Disintegration of Hard Material |
2 |
1 |
3 |
1 |
2 |
0 |
1 |
3 |
3 |
1 |
0 |
3 |
20 |
502 |
Catalyst, Solid Sorbent, or Support Therefor: Product or Process of Making |
3 |
3 |
3 |
5 |
0 |
1 |
0 |
0 |
0 |
1 |
1 |
0 |
17 |
062 |
Refrigeration |
0 |
2 |
3 |
3 |
3 |
0 |
0 |
1 |
0 |
2 |
0 |
2 |
16 |
446 |
Amusement Devices: Toys |
2 |
6 |
2 |
1 |
0 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
12 |
418 |
Rotary Expansible Chamber Devices |
2 |
3 |
4 |
1 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
11 |
422 |
Chemical Apparatus and Process Disinfecting, Deodorizing, Preserving, or Sterilizing |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
5 |
2 |
2 |
10 |
435 |
Chemistry: Molecular Biology and Microbiology |
2 |
2 |
1 |
3 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
2 |
10 |
426 |
Food or Edible Material: Processes, Compositions, and Products |
4 |
1 |
1 |
1 |
0 |
0 |
0 |
0 |
1 |
0 |
0 |
0 |
8 |
122 |
Liquid Heaters and Vaporizers |
2 |
3 |
0 |
0 |
0 |
1 |
0 |
1 |
0 |
0 |
0 |
0 |
7 |
252 |
Compositions |
1 |
3 |
1 |
0 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
7 |
413 |
Sheet Metal Container Making |
1 |
0 |
0 |
0 |
1 |
0 |
1 |
3 |
1 |
0 |
0 |
0 |
7 |
030 |
Cutlery |
1 |
0 |
0 |
0 |
1 |
0 |
0 |
1 |
0 |
1 |
0 |
2 |
6 |
180 |
Motor Vehicles |
0 |
1 |
2 |
1 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
6 |
221 |
Article Dispensing |
1 |
1 |
1 |
2 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
6 |
280 |
Land Vehicles |
1 |
0 |
1 |
1 |
0 |
0 |
0 |
1 |
0 |
1 |
1 |
0 |
6 |
310 |
Electrical Generator or Motor Structure |
0 |
0 |
0 |
0 |
0 |
2 |
1 |
1 |
0 |
2 |
0 |
0 |
6 |
340 |
Communications: Electrical |
0 |
0 |
2 |
0 |
1 |
0 |
0 |
2 |
1 |
0 |
0 |
0 |
6 |
375 |
Pulse or Digital Communications |
0 |
0 |
3 |
0 |
1 |
1 |
0 |
1 |
0 |
0 |
0 |
0 |
6 |
423 |
Chemistry of Inorganic Compounds |
0 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
4 |
1 |
0 |
0 |
6 |
442 |
Fabric (Woven, Knitted, or Nonwoven Textile or Cloth, Etc.) |
1 |
0 |
0 |
0 |
0 |
2 |
0 |
0 |
0 |
1 |
0 |
2 |
6 |
623 |
Prosthesis (i.e., Artificial Body Members), Parts Thereof, or Aids and Accessories Therefor |
1 |
1 |
0 |
2 |
2 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
6 |
029 |
Metal Working |
0 |
1 |
1 |
1 |
0 |
1 |
0 |
1 |
0 |
0 |
0 |
0 |
5 |
052 |
Static Structures (e.g., Buildings) |
0 |
0 |
0 |
1 |
0 |
0 |
1 |
1 |
0 |
0 |
0 |
2 |
5 |
074 |
Machine Element or Mechanism |
0 |
0 |
0 |
1 |
1 |
0 |
0 |
2 |
0 |
1 |
0 |
0 |
5 |
710 |
Input/Output (Electrical Computers and Digital Processing Systems) |
0 |
0 |
0 |
0 |
3 |
1 |
1 |
0 |
0 |
0 |
0 |
0 |
5 |
008 |
Bleaching and Dyeing; Fluid Treatment and Chemical Modification of Textiles and Fibers |
1 |
0 |
1 |
0 |
0 |
0 |
0 |
2 |
0 |
0 |
0 |
0 |
4 |
028 |
Textiles: Manufacturing |
0 |
2 |
2 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
4 |
043 |
Fishing, Trapping, and Vermin Destroying |
1 |
1 |
0 |
0 |
1 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
4 |
144 |
Woodworking |
0 |
0 |
0 |
2 |
0 |
0 |
1 |
0 |
0 |
1 |
0 |
0 |
4 |
203 |
Distillation: Processes, Separatory |
1 |
1 |
1 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
4 |
342 |
Communications: Directive Radio Wave Systems and Devices (e.g., Radar, Radio Navigation) |
2 |
0 |
2 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
4 |
405 |
Hydraulic and Earth Engineering |
1 |
1 |
1 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
4 |
414 |
Material or Article Handling |
3 |
0 |
0 |
0 |
0 |
0 |
1 |
0 |
0 |
0 |
0 |
0 |
4 |
033 |
Geometrical Instruments |
0 |
0 |
0 |
0 |
0 |
1 |
0 |
1 |
1 |
0 |
0 |
0 |
3 |
034 |
Drying and Gas or Vapor Contact with Solids |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
3 |
3 |
042 |
Firearms |
0 |
0 |
0 |
0 |
0 |
1 |
1 |
0 |
0 |
0 |
1 |
0 |
3 |
048 |
Gas: Heating and Illuminating |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
1 |
0 |
3 |
053 |
Package Making |
0 |
0 |
0 |
0 |
1 |
0 |
0 |
0 |
0 |
0 |
1 |
1 |
3 |
057 |
Textiles: Spinning, Twisting, and Twining |
1 |
0 |
0 |
0 |
1 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
3 |
073 |
Measuring and Testing |
0 |
1 |
0 |
0 |
0 |
0 |
0 |
1 |
0 |
1 |
0 |
0 |
3 |
136 |
Batteries: Thermoelectric and Photoelectric |
0 |
2 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
3 |
162 |
Paper Making and Fiber Liberation |
1 |
2 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
3 |
182 |
Fire Escape, Ladder, or Scaffold |
0 |
1 |
0 |
1 |
0 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
3 |
198 |
Conveyors: Power-Driven |
0 |
1 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
3 |
206 |
Special Receptacle or Package |
0 |
1 |
0 |
0 |
0 |
1 |
0 |
1 |
0 |
0 |
0 |
0 |
3 |
211 |
Supports: Racks |
1 |
0 |
1 |
0 |
0 |
0 |
1 |
0 |
0 |
0 |
0 |
0 |
3 |
235 |
Registers (e.g., cash registers, calculators, devices for counting movements of devices, etc.) |
1 |
1 |
0 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
3 |
318 |
Electricity: Motive Power Systems |
1 |
1 |
0 |
0 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
3 |
362 |
Illumination |
0 |
1 |
0 |
0 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
3 |
381 |
Electrical Audio Signal Processing Systems and Devices |
0 |
0 |
1 |
0 |
1 |
0 |
0 |
0 |
0 |
0 |
1 |
0 |
3 |
406 |
Conveyors: Fluid Current |
0 |
0 |
3 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
3 |
430 |
Radiation Imagery Chemistry: Process, Composition, or Product Thereof |
1 |
0 |
0 |
2 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
3 |
431 |
Combustion |
1 |
0 |
1 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
3 |
700 |
DP: Generic Control Systems or Specific Applications (Data Processing) |
2 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
3 |
002 |
Apparel |
0 |
1 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
2 |
005 |
Beds |
0 |
0 |
0 |
0 |
1 |
0 |
0 |
0 |
1 |
0 |
0 |
0 |
2 |
081 |
Tools |
0 |
1 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
2 |
096 |
Gas Separation: Apparatus |
1 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
2 |
099 |
Foods and Beverages: Apparatus |
0 |
1 |
0 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
2 |
110 |
Furnaces |
1 |
0 |
0 |
0 |
0 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
2 |
123 |
Internal-Combustion Engines |
0 |
0 |
0 |
0 |
1 |
0 |
1 |
0 |
0 |
0 |
0 |
0 |
2 |
174 |
Electricity: Conductors and Insulators |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
0 |
0 |
1 |
0 |
2 |
175 |
Boring or Penetrating the Earth |
0 |
0 |
0 |
2 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
2 |
184 |
Lubrication |
0 |
0 |
2 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
2 |
204 |
Chemistry: Electrical and Wave Energy |
1 |
0 |
0 |
0 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
2 |
209 |
Classifying, Separating, and Assorting Solids |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
0 |
1 |
0 |
0 |
2 |
210 |
Liquid Purification or Separation |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
2 |
0 |
0 |
0 |
0 |
2 |
222 |
Dispensing (apparatus and process) |
0 |
0 |
0 |
1 |
0 |
0 |
0 |
0 |
1 |
0 |
0 |
0 |
2 |
239 |
Fluid Sprinkling, Spraying, and Diffusing |
0 |
0 |
0 |
0 |
1 |
0 |
0 |
0 |
0 |
1 |
0 |
0 |
2 |
241 |
Solid Material Comminution or Disintegration |
0 |
0 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
0 |
0 |
2 |
248 |
Supports (e.g., for holding articles, etc.) |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
0 |
2 |
277 |
Seal for a Joint or Juncture |
0 |
0 |
0 |
0 |
1 |
0 |
0 |
0 |
1 |
0 |
0 |
0 |
2 |
297 |
Chairs and Seats |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
1 |
0 |
0 |
0 |
0 |
2 |
324 |
Electricity: Measuring and Testing |
0 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
0 |
0 |
0 |
2 |
356 |
Optics: Measuring and Testing |
1 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
2 |
361 |
Electricity: Electrical Systems and Devices |
0 |
1 |
0 |
0 |
0 |
0 |
0 |
1 |
0 |
0 |
0 |
0 |
2 |
396 |
Photography |
0 |
0 |
0 |
0 |
1 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
2 |
427 |
Coating Processes |
0 |
2 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
2 |
436 |
Chemistry: Analytical and Immunological Testing |
0 |
0 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
2 |
473 |
Games Using Tangible Projectile |
0 |
0 |
0 |
1 |
0 |
0 |
1 |
0 |
0 |
0 |
0 |
0 |
2 |
711 |
Memory (Electrical Computers and Digital Processing Systems) |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
2 |
0 |
0 |
0 |
0 |
2 |
004 |
Baths, Closets, Sinks, and Spittoons |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
037 |
Excavating |
0 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
047 |
Plant Husbandry |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
0 |
0 |
0 |
0 |
1 |
055 |
Gas Separation |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
0 |
0 |
0 |
0 |
1 |
083 |
Cutting |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
084 |
Music |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
0 |
0 |
0 |
1 |
092 |
Expansible Chamber Devices |
0 |
0 |
0 |
0 |
0 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
100 |
Presses |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
0 |
1 |
105 |
Railway Rolling Stock |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
0 |
1 |
106 |
Compositions: Coating or Plastic |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
0 |
0 |
0 |
0 |
0 |
1 |
116 |
Signals and Indicators |
0 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
119 |
Animal Husbandry |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
1 |
126 |
Stoves and Furnaces |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
0 |
1 |
128 |
Surgery (includes Class 600) |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
0 |
0 |
0 |
0 |
1 |
134 |
Cleaning and Liquid Contact with Solids |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
1 |
137 |
Fluid Handling |
0 |
0 |
0 |
0 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
141 |
Fluent Material Handling, with Receiver or Receiver Coacting Means |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
1 |
148 |
Metal Treatment |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
152 |
Resilient Tires and Wheels |
0 |
0 |
0 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
156 |
Adhesive Bonding and Miscellaneous Chemical Manufacture |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
0 |
0 |
0 |
0 |
0 |
1 |
164 |
Metal Founding |
0 |
0 |
0 |
0 |
0 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
188 |
Brakes |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
0 |
0 |
0 |
0 |
1 |
218 |
High-Voltage Switches with Arc Preventing or Extinguishing Devices |
0 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
220 |
Receptacles |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
0 |
0 |
1 |
224 |
Package and Article Carriers |
0 |
0 |
0 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
273 |
Amusement Devices: Games |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
0 |
0 |
0 |
1 |
285 |
Pipe Joints or Couplings |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
0 |
0 |
0 |
0 |
1 |
292 |
Closure Fasteners |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
0 |
0 |
0 |
0 |
0 |
1 |
300 |
Brush, Broom, and Mop Making |
0 |
0 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
330 |
Amplifiers |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
337 |
Electricity: Electrothermally or Thermally Actuated Switches |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
0 |
0 |
0 |
1 |
343 |
Communications: Radio Wave Antennas |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
1 |
368 |
Horology: Time Measuring Systems or Devices |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
370 |
Multiplex Communications |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
1 |
385 |
Optical Waveguides |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
0 |
0 |
0 |
0 |
0 |
1 |
408 |
Cutting by Use of Rotating Axially Moving Tool |
0 |
0 |
0 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
411 |
Expanded, Threaded, Driven, Headed, Tool-Deformed, or Locked-Threaded Fastener |
0 |
0 |
0 |
0 |
0 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
451 |
Abrading |
0 |
0 |
0 |
0 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
454 |
Ventilation |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
455 |
Telecommunications |
0 |
0 |
0 |
0 |
0 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
464 |
Rotary Shafts, Gudgeons, Housings, and Flexible Couplings for Rotary Shafts |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
0 |
0 |
0 |
1 |
507 |
Earth Boring, Well Treating, and Oil Field Chemistry |
0 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
510 |
Cleaning Compositions for Solid Surfaces, Auxiliary Compositions Therefor, or Processes of Preparing the Compositions |
0 |
0 |
0 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
516 |
Colloid Systems and Wetting Agents, Subcombinations Thereof, Processes of Making, Stabilizing, Breaking, or Inhibiting |
0 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
702 |
DP: Measuring, Calibrating, or Testing (Data Processing) |
0 |
0 |
0 |
0 |
0 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
800 |
Multicellular Living Organisms and Unmodified Parts Thereof and Related Processes |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
0 |
0 |
0 |
0 |
1 |
ALL |
ALL CLASSES |
126 |
122 |
122 |
101 |
84 |
53 |
43 |
76 |
64 |
67 |
65 |
96 |
1019 |