532 |
Organic Compounds (includes Classes 532-570) |
42 |
35 |
44 |
36 |
41 |
198 |
520 |
Synthetic Resins or Natural Rubbers (includes Classes 520-528) |
45 |
40 |
40 |
22 |
27 |
174 |
424 |
Drug, Bio-Affecting and Body Treating Compositions (includes Class 514) |
38 |
37 |
37 |
25 |
32 |
169 |
800 |
Multicellular Living Organisms and Unmodified Parts Thereof and Related Processes |
17 |
27 |
23 |
27 |
15 |
109 |
435 |
Chemistry: Molecular Biology and Microbiology |
15 |
9 |
27 |
28 |
17 |
96 |
428 |
Stock Material or Miscellaneous Articles |
17 |
22 |
15 |
18 |
17 |
89 |
252 |
Compositions |
7 |
6 |
7 |
9 |
14 |
43 |
451 |
Abrading |
10 |
12 |
10 |
4 |
5 |
41 |
430 |
Radiation Imagery Chemistry: Process, Composition, or Product Thereof |
7 |
10 |
5 |
8 |
9 |
39 |
106 |
Compositions: Coating or Plastic |
3 |
3 |
7 |
4 |
13 |
30 |
438 |
Semiconductor Device Manufacturing: Process |
4 |
3 |
5 |
6 |
5 |
23 |
705 |
DP: Financial, Business Practice, Management, or Cost/Price Determination (Data Processing) |
1 |
3 |
2 |
7 |
8 |
21 |
264 |
Plastic and Nonmetallic Article Shaping or Treating: Processes |
5 |
2 |
4 |
3 |
6 |
20 |
324 |
Electricity: Measuring and Testing |
1 |
1 |
6 |
8 |
4 |
20 |
250 |
Radiant Energy |
4 |
2 |
2 |
3 |
5 |
16 |
257 |
Active Solid-State Devices (e.g., Transistors, Solid-State Diodes) |
1 |
1 |
6 |
6 |
2 |
16 |
502 |
Catalyst, Solid Sorbent, or Support Therefor: Product or Process of Making |
4 |
4 |
4 |
2 |
2 |
16 |
210 |
Liquid Purification or Separation |
5 |
2 |
4 |
1 |
3 |
15 |
422 |
Chemical Apparatus and Process Disinfecting, Deodorizing, Preserving, or Sterilizing |
2 |
2 |
3 |
4 |
4 |
15 |
156 |
Adhesive Bonding and Miscellaneous Chemical Manufacture |
1 |
4 |
3 |
4 |
2 |
14 |
356 |
Optics: Measuring and Testing |
3 |
1 |
2 |
6 |
2 |
14 |
119 |
Animal Husbandry |
2 |
2 |
4 |
3 |
2 |
13 |
427 |
Coating Processes |
3 |
5 |
0 |
3 |
2 |
13 |
235 |
Registers (e.g., cash registers, calculators, devices for counting movements of devices, etc.) |
1 |
2 |
3 |
2 |
4 |
12 |
429 |
Chemistry: Electrical Current Producing Apparatus, Product, and Process |
3 |
1 |
3 |
2 |
3 |
12 |
436 |
Chemistry: Analytical and Immunological Testing |
1 |
2 |
2 |
5 |
2 |
12 |
095 |
Gas Separation: Processes |
2 |
3 |
3 |
0 |
3 |
11 |
423 |
Chemistry of Inorganic Compounds |
1 |
2 |
2 |
3 |
3 |
11 |
504 |
Plant Protecting and Regulating Compositions |
5 |
1 |
3 |
1 |
0 |
10 |
702 |
DP: Measuring, Calibrating, or Testing (Data Processing) |
4 |
1 |
2 |
1 |
2 |
10 |
073 |
Measuring and Testing |
1 |
2 |
2 |
1 |
3 |
9 |
411 |
Expanded, Threaded, Driven, Headed, Tool-Deformed, or Locked-Threaded Fastener |
1 |
4 |
0 |
2 |
1 |
8 |
510 |
Cleaning Compositions for Solid Surfaces, Auxiliary Compositions Therefor, or Processes of Preparing the Compositions |
1 |
1 |
2 |
2 |
2 |
8 |
530 |
Chemistry: Natural Resins or Derivatives; Peptides or Proteins; Lignins or Reaction Products Thereof |
3 |
0 |
1 |
4 |
0 |
8 |
604 |
Surgery (Medicators and Receptors) |
5 |
0 |
1 |
1 |
1 |
8 |
162 |
Paper Making and Fiber Liberation |
4 |
0 |
0 |
3 |
0 |
7 |
219 |
Electric Heating |
0 |
4 |
1 |
2 |
0 |
7 |
052 |
Static Structures (e.g., Buildings) |
1 |
2 |
1 |
0 |
2 |
6 |
057 |
Textiles: Spinning, Twisting, and Twining |
0 |
2 |
1 |
3 |
0 |
6 |
083 |
Cutting |
3 |
1 |
0 |
2 |
0 |
6 |
089 |
Ordnance |
2 |
1 |
1 |
2 |
0 |
6 |
204 |
Chemistry: Electrical and Wave Energy |
0 |
2 |
2 |
0 |
2 |
6 |
385 |
Optical Waveguides |
1 |
1 |
1 |
2 |
1 |
6 |
426 |
Food or Edible Material: Processes, Compositions, and Products |
0 |
1 |
1 |
2 |
2 |
6 |
501 |
Compositions: Ceramic |
0 |
2 |
3 |
0 |
1 |
6 |
508 |
Solid Anti-Friction Devices, Materials Therefor, Lubricant or Separant Compositions for Moving Solid Surfaces, and Miscellaneous Mineral Oil Compositions |
3 |
1 |
0 |
1 |
1 |
6 |
005 |
Beds |
2 |
1 |
2 |
0 |
0 |
5 |
051 |
Abrasive Tool Making Process, Material, or Composition |
4 |
0 |
0 |
1 |
0 |
5 |
062 |
Refrigeration |
2 |
0 |
2 |
1 |
0 |
5 |
128 |
Surgery (includes Class 600) |
1 |
2 |
2 |
0 |
0 |
5 |
239 |
Fluid Sprinkling, Spraying, and Diffusing |
1 |
2 |
1 |
1 |
0 |
5 |
280 |
Land Vehicles |
1 |
1 |
2 |
1 |
0 |
5 |
313 |
Electric Lamp and Discharge Devices |
0 |
0 |
2 |
1 |
2 |
5 |
347 |
Incremental Printing of Symbolic Information |
2 |
2 |
0 |
1 |
0 |
5 |
358 |
Facsimile and Static Presentation Processing |
2 |
0 |
1 |
2 |
0 |
5 |
442 |
Fabric (Woven, Knitted, or Nonwoven Textile or Cloth, Etc.) |
1 |
1 |
1 |
1 |
1 |
5 |
585 |
Chemistry of Hydrocarbon Compounds |
1 |
0 |
1 |
2 |
1 |
5 |
004 |
Baths, Closets, Sinks, and Spittoons |
2 |
0 |
1 |
1 |
0 |
4 |
137 |
Fluid Handling |
1 |
0 |
1 |
0 |
2 |
4 |
345 |
Computer Graphics Processing and Selective Visual Display Systems |
2 |
1 |
1 |
0 |
0 |
4 |
362 |
Illumination |
1 |
0 |
0 |
1 |
2 |
4 |
434 |
Education and Demonstration |
2 |
0 |
0 |
2 |
0 |
4 |
473 |
Games Using Tangible Projectile |
0 |
2 |
2 |
0 |
0 |
4 |
482 |
Exercise Devices |
1 |
1 |
0 |
1 |
1 |
4 |
505 |
Superconductor Technology: Apparatus, Material, Process |
1 |
3 |
0 |
0 |
0 |
4 |
002 |
Apparel |
1 |
0 |
1 |
0 |
1 |
3 |
008 |
Bleaching and Dyeing; Fluid Treatment and Chemical Modification of Textiles and Fibers |
0 |
1 |
1 |
1 |
0 |
3 |
029 |
Metal Working |
0 |
1 |
0 |
1 |
1 |
3 |
047 |
Plant Husbandry |
1 |
1 |
1 |
0 |
0 |
3 |
096 |
Gas Separation: Apparatus |
0 |
0 |
0 |
0 |
3 |
3 |
099 |
Foods and Beverages: Apparatus |
0 |
0 |
1 |
0 |
2 |
3 |
164 |
Metal Founding |
1 |
0 |
2 |
0 |
0 |
3 |
174 |
Electricity: Conductors and Insulators |
0 |
2 |
1 |
0 |
0 |
3 |
292 |
Closure Fasteners |
0 |
1 |
0 |
2 |
0 |
3 |
333 |
Wave Transmission Lines and Networks |
0 |
0 |
0 |
1 |
2 |
3 |
340 |
Communications: Electrical |
0 |
0 |
2 |
0 |
1 |
3 |
366 |
Agitating (e.g., of articles and materials) |
1 |
1 |
0 |
1 |
0 |
3 |
370 |
Multiplex Communications |
0 |
1 |
0 |
1 |
1 |
3 |
606 |
Surgery (instruments) |
1 |
1 |
0 |
0 |
1 |
3 |
700 |
DP: Generic Control Systems or Specific Applications (Data Processing) |
0 |
0 |
0 |
1 |
2 |
3 |
701 |
DP: Vehicles, Navigation, and Relative Location (Data Processing) |
0 |
1 |
1 |
1 |
0 |
3 |
024 |
Buckles, Buttons, Clasps, Etc. |
2 |
0 |
0 |
0 |
0 |
2 |
028 |
Textiles: Manufacturing |
0 |
1 |
1 |
0 |
0 |
2 |
034 |
Drying and Gas or Vapor Contact with Solids |
1 |
1 |
0 |
0 |
0 |
2 |
036 |
Boots, Shoes, and Leggings |
1 |
1 |
0 |
0 |
0 |
2 |
043 |
Fishing, Trapping, and Vermin Destroying |
2 |
0 |
0 |
0 |
0 |
2 |
044 |
Fuel and Related Compositions |
1 |
0 |
0 |
1 |
0 |
2 |
070 |
Locks |
0 |
0 |
1 |
1 |
0 |
2 |
118 |
Coating Apparatus |
0 |
0 |
2 |
0 |
0 |
2 |
138 |
Pipes and Tubular Conduits |
0 |
1 |
1 |
0 |
0 |
2 |
139 |
Textiles: Weaving |
0 |
0 |
1 |
1 |
0 |
2 |
203 |
Distillation: Processes, Separatory |
0 |
1 |
0 |
0 |
1 |
2 |
205 |
Electrolysis: Processes, Compositions Used Therein, and Methods of Preparing the Compositions |
1 |
0 |
0 |
0 |
1 |
2 |
208 |
Mineral Oils: Processes and Products |
1 |
0 |
0 |
0 |
1 |
2 |
216 |
Etching a Substrate: Processes |
1 |
0 |
0 |
1 |
0 |
2 |
222 |
Dispensing (apparatus and process) |
1 |
0 |
0 |
1 |
0 |
2 |
273 |
Amusement Devices: Games |
0 |
0 |
1 |
1 |
0 |
2 |
290 |
Prime-Mover Dynamo Plants |
1 |
1 |
0 |
0 |
0 |
2 |
301 |
Land Vehicles: Wheels and Axles |
0 |
0 |
1 |
1 |
0 |
2 |
351 |
Optics: Eye Examining, Vision Testing and Correcting |
0 |
0 |
1 |
0 |
1 |
2 |
359 |
Optical: Systems and Elements |
0 |
1 |
0 |
1 |
0 |
2 |
361 |
Electricity: Electrical Systems and Devices |
0 |
0 |
0 |
0 |
2 |
2 |
372 |
Coherent Light Generators |
0 |
0 |
0 |
1 |
1 |
2 |
374 |
Thermal Measuring and Testing |
0 |
1 |
1 |
0 |
0 |
2 |
379 |
Telephonic Communications |
2 |
0 |
0 |
0 |
0 |
2 |
414 |
Material or Article Handling |
0 |
0 |
0 |
2 |
0 |
2 |
425 |
Plastic Article or Earthenware Shaping or Treating: Apparatus |
2 |
0 |
0 |
0 |
0 |
2 |
433 |
Dentistry |
1 |
0 |
0 |
0 |
1 |
2 |
439 |
Electrical Connectors |
0 |
0 |
2 |
0 |
0 |
2 |
440 |
Marine Propulsion |
1 |
1 |
0 |
0 |
0 |
2 |
463 |
Amusement Devices: Games |
2 |
0 |
0 |
0 |
0 |
2 |
602 |
Surgery: Splint, Brace, or Bandage |
0 |
0 |
1 |
0 |
1 |
2 |
706 |
DP: Artificial Intelligence (Data Processing) |
0 |
1 |
1 |
0 |
0 |
2 |
713 |
Support (Electrical Computers and Digital Processing Systems) |
1 |
0 |
0 |
0 |
1 |
2 |
714 |
Error Detection/Correction and Fault Detection/Recovery |
0 |
1 |
0 |
0 |
1 |
2 |
715 |
DP: Presentation Processing of Document, Operator Interface Processing, and Screen Saver Display Processing (Data Processing) |
0 |
0 |
1 |
0 |
1 |
2 |
726 |
Information Security |
0 |
0 |
0 |
2 |
0 |
2 |
014 |
Bridges |
0 |
1 |
0 |
0 |
0 |
1 |
015 |
Brushing, Scrubbing, and General Cleaning |
0 |
0 |
0 |
0 |
1 |
1 |
019 |
Textiles: Fiber Preparation |
0 |
0 |
0 |
0 |
1 |
1 |
033 |
Geometrical Instruments |
0 |
0 |
0 |
1 |
0 |
1 |
042 |
Firearms |
0 |
0 |
1 |
0 |
0 |
1 |
049 |
Movable or Removable Closures |
0 |
1 |
0 |
0 |
0 |
1 |
053 |
Package Making |
0 |
0 |
0 |
0 |
1 |
1 |
055 |
Gas Separation |
1 |
0 |
0 |
0 |
0 |
1 |
056 |
Harvesters |
0 |
0 |
0 |
1 |
0 |
1 |
059 |
Chain, Staple, and Horseshoe Making |
0 |
0 |
0 |
1 |
0 |
1 |
066 |
Textiles: Knitting |
0 |
1 |
0 |
0 |
0 |
1 |
075 |
Specialized Metallurgical Processes, Compositions for Use Therein, Consolidated Metal Powder Compositions, and Loose Metal Particulate Mixtures |
0 |
0 |
0 |
0 |
1 |
1 |
076 |
Metal Tools and Implements, Making |
0 |
0 |
0 |
1 |
0 |
1 |
081 |
Tools |
0 |
0 |
1 |
0 |
0 |
1 |
084 |
Music |
0 |
1 |
0 |
0 |
0 |
1 |
100 |
Presses |
0 |
0 |
0 |
0 |
1 |
1 |
101 |
Printing |
0 |
0 |
0 |
1 |
0 |
1 |
102 |
Ammunition and Explosives |
0 |
0 |
0 |
0 |
1 |
1 |
105 |
Railway Rolling Stock |
0 |
0 |
0 |
1 |
0 |
1 |
108 |
Horizontally Supported Planar Surfaces |
1 |
0 |
0 |
0 |
0 |
1 |
134 |
Cleaning and Liquid Contact with Solids |
0 |
0 |
0 |
1 |
0 |
1 |
136 |
Batteries: Thermoelectric and Photoelectric |
0 |
0 |
0 |
0 |
1 |
1 |
141 |
Fluent Material Handling, with Receiver or Receiver Coacting Means |
1 |
0 |
0 |
0 |
0 |
1 |
165 |
Heat Exchange |
0 |
0 |
1 |
0 |
0 |
1 |
169 |
Fire Extinguishers |
0 |
0 |
0 |
0 |
1 |
1 |
181 |
Acoustics |
0 |
1 |
0 |
0 |
0 |
1 |
182 |
Fire Escape, Ladder, or Scaffold |
0 |
1 |
0 |
0 |
0 |
1 |
193 |
Conveyors, Chutes, Skids, Guides, and Ways |
0 |
0 |
0 |
1 |
0 |
1 |
206 |
Special Receptacle or Package |
0 |
0 |
0 |
1 |
0 |
1 |
209 |
Classifying, Separating, and Assorting Solids |
0 |
0 |
0 |
0 |
1 |
1 |
211 |
Supports: Racks |
0 |
1 |
0 |
0 |
0 |
1 |
217 |
Wooden Receptacles |
0 |
1 |
0 |
0 |
0 |
1 |
220 |
Receptacles |
0 |
0 |
0 |
0 |
1 |
1 |
225 |
Severing by Tearing or Breaking |
1 |
0 |
0 |
0 |
0 |
1 |
228 |
Metal Fusion Bonding |
0 |
1 |
0 |
0 |
0 |
1 |
236 |
Automatic Temperature and Humidity Regulation |
0 |
0 |
1 |
0 |
0 |
1 |
241 |
Solid Material Comminution or Disintegration |
0 |
0 |
1 |
0 |
0 |
1 |
242 |
Winding, Tensioning, or Guiding |
0 |
0 |
0 |
1 |
0 |
1 |
244 |
Aeronautics and Astronautics |
0 |
0 |
0 |
0 |
1 |
1 |
248 |
Supports (e.g., for holding articles, etc.) |
0 |
0 |
0 |
0 |
1 |
1 |
261 |
Gas and Liquid Contact Apparatus |
1 |
0 |
0 |
0 |
0 |
1 |
271 |
Sheet Feeding or Delivering |
0 |
0 |
0 |
1 |
0 |
1 |
294 |
Handling: Hand and Hoist-Line Implements |
0 |
0 |
0 |
0 |
1 |
1 |
297 |
Chairs and Seats |
1 |
0 |
0 |
0 |
0 |
1 |
312 |
Supports: Cabinet Structure |
0 |
0 |
1 |
0 |
0 |
1 |
315 |
Electric Lamp and Discharge Devices: Systems |
0 |
0 |
0 |
0 |
1 |
1 |
342 |
Communications: Directive Radio Wave Systems and Devices (e.g., Radar, Radio Navigation) |
0 |
0 |
1 |
0 |
0 |
1 |
368 |
Horology: Time Measuring Systems or Devices |
0 |
0 |
1 |
0 |
0 |
1 |
375 |
Pulse or Digital Communications |
0 |
0 |
1 |
0 |
0 |
1 |
378 |
X-Ray or Gamma Ray Systems or Devices |
1 |
0 |
0 |
0 |
0 |
1 |
382 |
Image Analysis |
1 |
0 |
0 |
0 |
0 |
1 |
383 |
Flexible Bags |
0 |
0 |
0 |
1 |
0 |
1 |
384 |
Bearings |
0 |
0 |
1 |
0 |
0 |
1 |
392 |
Electric Resistance Heating Devices |
0 |
0 |
1 |
0 |
0 |
1 |
396 |
Photography |
0 |
0 |
1 |
0 |
0 |
1 |
401 |
Coating Implements with Material Supply |
0 |
1 |
0 |
0 |
0 |
1 |
415 |
Rotary Kinetic Fluid Motors or Pumps |
0 |
0 |
1 |
0 |
0 |
1 |
417 |
Pumps |
0 |
0 |
1 |
0 |
0 |
1 |
445 |
Electric Lamp or Space Discharge Component or Device Manufacturing |
0 |
0 |
1 |
0 |
0 |
1 |
446 |
Amusement Devices: Toys |
0 |
0 |
1 |
0 |
0 |
1 |
452 |
Butchering |
0 |
1 |
0 |
0 |
0 |
1 |
455 |
Telecommunications |
1 |
0 |
0 |
0 |
0 |
1 |
474 |
Endless Belt Power Transmission Systems or Components |
0 |
0 |
0 |
1 |
0 |
1 |
503 |
Record Receiver Having Plural Interactive Leaves or a Colorless Color Former, Method of Use, or Developer Therefor |
0 |
0 |
1 |
0 |
0 |
1 |
506 |
Combinatorial Chemistry Technology: Method, Library, Apparatus |
0 |
1 |
0 |
0 |
0 |
1 |
507 |
Earth Boring, Well Treating, and Oil Field Chemistry |
0 |
0 |
0 |
0 |
1 |
1 |
516 |
Colloid Systems and Wetting Agents, Subcombinations Thereof, Processes of Making, Stabilizing, Breaking, or Inhibiting |
0 |
0 |
0 |
1 |
0 |
1 |
601 |
Surgery: Kinesitherapy |
1 |
0 |
0 |
0 |
0 |
1 |
703 |
DP: Structural Design, Modeling, Simulation, and Emulation (Data Processing) |
0 |
0 |
0 |
0 |
1 |
1 |
707 |
DP: Database and File Management or Data Structures (Data Processing) |
0 |
0 |
0 |
0 |
1 |
1 |
708 |
Arithmetic Processing and Calculating (Electrical Computers) |
0 |
0 |
0 |
0 |
1 |
1 |
709 |
Multicomputer Data Transferring (Electrical Computers and Digital Processing Systems) |
0 |
0 |
1 |
0 |
0 |
1 |
711 |
Memory (Electrical Computers and Digital Processing Systems) |
0 |
0 |
0 |
0 |
1 |
1 |
716 |
DP: Design and Analysis of Circuit or Semiconductor Mask (Data Processing) |
0 |
0 |
0 |
0 |
1 |
1 |
ALL |
ALL CLASSES |
342 |
318 |
357 |
330 |
325 |
1672 |