370 |
Multiplex Communications |
940 |
1193 |
1597 |
1608 |
1730 |
7068 |
709 |
Multicomputer Data Transferring (Electrical Computers and Digital Processing Systems) |
683 |
824 |
1192 |
1152 |
1239 |
5090 |
707 |
DP: Database and File Management or Data Structures (Data Processing) |
453 |
661 |
1212 |
1173 |
1355 |
4854 |
424 |
Drug, Bio-Affecting and Body Treating Compositions (includes Class 514) |
630 |
714 |
987 |
1044 |
1291 |
4666 |
455 |
Telecommunications |
477 |
563 |
760 |
1030 |
1373 |
4203 |
375 |
Pulse or Digital Communications |
446 |
494 |
639 |
641 |
902 |
3122 |
438 |
Semiconductor Device Manufacturing: Process |
472 |
504 |
715 |
704 |
649 |
3044 |
705 |
DP: Financial, Business Practice, Management, or Cost/Price Determination (Data Processing) |
261 |
344 |
747 |
769 |
903 |
3024 |
435 |
Chemistry: Molecular Biology and Microbiology |
486 |
487 |
675 |
646 |
694 |
2988 |
257 |
Active Solid-State Devices (e.g., Transistors, Solid-State Diodes) |
416 |
451 |
619 |
689 |
696 |
2871 |
345 |
Computer Graphics Processing and Selective Visual Display Systems |
333 |
419 |
518 |
591 |
709 |
2570 |
128 |
Surgery (includes Class 600) |
304 |
330 |
510 |
608 |
715 |
2467 |
714 |
Error Detection/Correction and Fault Detection/Recovery |
402 |
415 |
493 |
466 |
544 |
2320 |
382 |
Image Analysis |
347 |
388 |
468 |
473 |
632 |
2308 |
365 |
Static Information Storage and Retrieval |
417 |
440 |
428 |
487 |
462 |
2234 |
713 |
Support (Electrical Computers and Digital Processing Systems) |
352 |
356 |
467 |
393 |
552 |
2120 |
711 |
Memory (Electrical Computers and Digital Processing Systems) |
384 |
346 |
396 |
480 |
487 |
2093 |
606 |
Surgery (instruments) |
194 |
212 |
394 |
545 |
609 |
1954 |
360 |
Dynamic Magnetic Information Storage or Retrieval |
351 |
343 |
340 |
378 |
400 |
1812 |
715 |
DP: Presentation Processing of Document, Operator Interface Processing, and Screen Saver Display Processing (Data Processing) |
195 |
278 |
396 |
364 |
471 |
1704 |
726 |
Information Security |
137 |
214 |
307 |
371 |
499 |
1528 |
532 |
Organic Compounds (includes Classes 532-570) |
273 |
246 |
292 |
289 |
347 |
1447 |
716 |
Computer-Aided Design and Analysis of Circuits and Semiconductor Masks |
243 |
263 |
279 |
289 |
348 |
1422 |
348 |
Television |
185 |
199 |
276 |
279 |
448 |
1387 |
604 |
Surgery (Medicators and Receptors) |
132 |
152 |
308 |
343 |
388 |
1323 |
710 |
Input/Output (Electrical Computers and Digital Data Processing Systems) |
206 |
216 |
268 |
264 |
304 |
1258 |
250 |
Radiant Energy |
275 |
241 |
245 |
217 |
270 |
1248 |
340 |
Communications: Electrical |
204 |
195 |
235 |
237 |
329 |
1200 |
361 |
Electricity: Electrical Systems and Devices |
218 |
223 |
271 |
231 |
242 |
1185 |
359 |
Optical: Systems and Elements |
231 |
213 |
255 |
213 |
205 |
1117 |
702 |
DP: Measuring, Calibrating, or Testing (Data Processing) |
171 |
176 |
257 |
234 |
275 |
1113 |
607 |
Surgery: Light, Thermal, and Electrical Application |
108 |
153 |
224 |
280 |
344 |
1109 |
356 |
Optics: Measuring and Testing |
292 |
229 |
230 |
190 |
165 |
1106 |
324 |
Electricity: Measuring and Testing |
205 |
203 |
239 |
210 |
185 |
1042 |
717 |
DP: Software Development, Installation, and Management (Data Processing) |
163 |
152 |
260 |
202 |
253 |
1030 |
327 |
Miscellaneous Active Electrical Nonlinear Devices, Circuits, and Systems |
171 |
174 |
199 |
189 |
186 |
919 |
623 |
Prosthesis (i.e., Artificial Body Members), Parts Thereof, or Aids and Accessories Therefor |
102 |
118 |
181 |
235 |
266 |
902 |
530 |
Chemistry: Natural Resins or Derivatives; Peptides or Proteins; Lignins or Reaction Products Thereof |
278 |
132 |
180 |
173 |
129 |
892 |
326 |
Electronic Digital Logic Circuitry |
205 |
192 |
206 |
153 |
98 |
854 |
385 |
Optical Waveguides |
242 |
200 |
161 |
108 |
112 |
823 |
439 |
Electrical Connectors |
165 |
161 |
185 |
162 |
142 |
815 |
473 |
Games Using Tangible Projectile |
112 |
127 |
162 |
179 |
222 |
802 |
029 |
Metal Working |
132 |
139 |
158 |
160 |
191 |
780 |
379 |
Telephonic Communications |
89 |
112 |
156 |
164 |
226 |
747 |
725 |
Interactive Video Distribution Systems |
53 |
117 |
158 |
207 |
207 |
742 |
704 |
DP: Speech Signal Processing, Linguistics, Language Translation, and Audio Compression/Decompression (Data Processing) |
121 |
110 |
121 |
174 |
189 |
715 |
700 |
DP: Generic Control Systems or Specific Applications (Data Processing) |
100 |
108 |
151 |
148 |
175 |
682 |
706 |
DP: Artificial Intelligence (Data Processing) |
48 |
102 |
157 |
173 |
185 |
665 |
341 |
Coded Data Generation or Conversion |
159 |
140 |
150 |
116 |
90 |
655 |
362 |
Illumination |
98 |
95 |
133 |
154 |
170 |
650 |
073 |
Measuring and Testing |
159 |
122 |
115 |
102 |
120 |
618 |
235 |
Registers (e.g., cash registers, calculators, devices for counting movements of devices, etc.) |
107 |
94 |
140 |
111 |
157 |
609 |
342 |
Communications: Directive Radio Wave Systems and Devices (e.g., Radar, Radio Navigation) |
89 |
107 |
112 |
144 |
136 |
588 |
422 |
Chemical Apparatus and Process Disinfecting, Deodorizing, Preserving, or Sterilizing |
104 |
84 |
134 |
131 |
135 |
588 |
428 |
Stock Material or Miscellaneous Articles |
75 |
93 |
122 |
168 |
128 |
586 |
381 |
Electrical Audio Signal Processing Systems and Devices |
59 |
73 |
91 |
131 |
229 |
583 |
712 |
Processing Architectures and Instruction Processing, e.g., Processors (Electrical Computers and Digital Processing Systems) |
107 |
120 |
136 |
134 |
78 |
575 |
703 |
DP: Structural Design, Modeling, Simulation, and Emulation (Data Processing) |
107 |
104 |
101 |
114 |
146 |
572 |
398 |
Optical Communications |
96 |
116 |
113 |
125 |
117 |
567 |
701 |
DP: Vehicles, Navigation, and Relative Location (Data Processing) |
63 |
76 |
115 |
127 |
174 |
555 |
358 |
Facsimile and Static Presentation Processing |
87 |
112 |
97 |
114 |
143 |
553 |
427 |
Coating Processes |
71 |
83 |
129 |
115 |
147 |
545 |
330 |
Amplifiers |
104 |
108 |
126 |
101 |
89 |
528 |
343 |
Communications: Radio Wave Antennas |
82 |
87 |
112 |
120 |
119 |
520 |
380 |
Cryptography |
65 |
101 |
110 |
96 |
144 |
516 |
323 |
Electricity: Power Supply or Regulation Systems |
79 |
99 |
114 |
112 |
96 |
500 |
372 |
Coherent Light Generators |
92 |
111 |
116 |
93 |
78 |
490 |
436 |
Chemistry: Analytical and Immunological Testing |
73 |
93 |
91 |
99 |
98 |
454 |
718 |
Virtual Machine Task or Process Management or Task Management/Control (Electrical Computers and Digital Processing Systems) |
49 |
65 |
103 |
99 |
131 |
447 |
280 |
Land Vehicles |
66 |
78 |
92 |
93 |
101 |
430 |
482 |
Exercise Devices |
56 |
74 |
115 |
106 |
62 |
413 |
210 |
Liquid Purification or Separation |
77 |
77 |
74 |
81 |
98 |
407 |
719 |
Interprogram Communication or Interprocess Communication (Ipc) (Electrical Computers and Digital Processing Systems) |
66 |
74 |
82 |
73 |
108 |
403 |
315 |
Electric Lamp and Discharge Devices: Systems |
60 |
50 |
48 |
90 |
152 |
400 |
331 |
Oscillators |
63 |
80 |
90 |
91 |
75 |
399 |
520 |
Synthetic Resins or Natural Rubbers (includes Classes 520-528) |
52 |
51 |
97 |
94 |
105 |
399 |
052 |
Static Structures (e.g., Buildings) |
32 |
57 |
82 |
89 |
113 |
373 |
204 |
Chemistry: Electrical and Wave Energy |
61 |
59 |
96 |
67 |
89 |
372 |
429 |
Chemistry: Electrical Current Producing Apparatus, Product, and Process |
34 |
47 |
87 |
81 |
111 |
360 |
463 |
Amusement Devices: Games |
21 |
15 |
47 |
74 |
195 |
352 |
351 |
Optics: Eye Examining, Vision Testing and Correcting |
72 |
68 |
64 |
84 |
61 |
349 |
084 |
Music |
65 |
61 |
76 |
63 |
69 |
334 |
156 |
Adhesive Bonding and Miscellaneous Chemical Manufacture |
30 |
47 |
58 |
95 |
97 |
327 |
363 |
Electric Power Conversion Systems |
55 |
56 |
66 |
78 |
70 |
325 |
800 |
Multicellular Living Organisms and Unmodified Parts Thereof and Related Processes |
66 |
57 |
57 |
68 |
74 |
322 |
430 |
Radiation Imagery Chemistry: Process, Composition, or Product Thereof |
54 |
55 |
81 |
75 |
55 |
320 |
333 |
Wave Transmission Lines and Networks |
69 |
59 |
70 |
64 |
49 |
311 |
244 |
Aeronautics and Astronautics |
41 |
43 |
56 |
81 |
88 |
309 |
310 |
Electrical Generator or Motor Structure |
48 |
65 |
66 |
52 |
69 |
300 |
708 |
Arithmetic Processing and Calculating (Electrical Computers) |
58 |
50 |
72 |
60 |
60 |
300 |
378 |
X-Ray or Gamma Ray Systems or Devices |
57 |
62 |
66 |
56 |
56 |
297 |
248 |
Supports (e.g., for holding articles, etc.) |
39 |
51 |
81 |
54 |
68 |
293 |
320 |
Electricity: Battery or Capacitor Charging or Discharging |
22 |
56 |
62 |
71 |
80 |
291 |
118 |
Coating Apparatus |
44 |
35 |
62 |
66 |
73 |
280 |
386 |
Motion Video Signal Processing for Recording or Reproducing |
50 |
38 |
47 |
48 |
90 |
273 |
206 |
Special Receptacle or Package |
51 |
42 |
51 |
52 |
74 |
270 |
347 |
Incremental Printing of Symbolic Information |
43 |
48 |
47 |
60 |
69 |
267 |
307 |
Electrical Transmission or Interconnection Systems |
22 |
42 |
54 |
75 |
71 |
264 |
060 |
Power Plants |
26 |
42 |
53 |
61 |
68 |
250 |
264 |
Plastic and Nonmetallic Article Shaping or Treating: Processes |
27 |
23 |
73 |
56 |
65 |
244 |
216 |
Etching a Substrate: Processes |
39 |
37 |
36 |
47 |
81 |
240 |
137 |
Fluid Handling |
40 |
37 |
61 |
35 |
61 |
234 |
369 |
Dynamic Information Storage or Retrieval |
33 |
31 |
33 |
64 |
73 |
234 |
136 |
Batteries: Thermoelectric and Photoelectric |
12 |
29 |
42 |
63 |
85 |
231 |
318 |
Electricity: Motive Power Systems |
35 |
33 |
47 |
61 |
52 |
228 |
134 |
Cleaning and Liquid Contact with Solids |
35 |
36 |
42 |
49 |
56 |
218 |
174 |
Electricity: Conductors and Insulators |
49 |
40 |
40 |
42 |
47 |
218 |
446 |
Amusement Devices: Toys |
23 |
37 |
48 |
51 |
47 |
206 |
219 |
Electric Heating |
32 |
33 |
52 |
34 |
53 |
204 |
002 |
Apparel |
31 |
25 |
46 |
44 |
56 |
202 |
396 |
Photography |
24 |
30 |
51 |
44 |
52 |
201 |
220 |
Receptacles |
16 |
32 |
37 |
58 |
54 |
197 |
451 |
Abrading |
31 |
30 |
44 |
44 |
39 |
188 |
015 |
Brushing, Scrubbing, and General Cleaning |
44 |
30 |
45 |
30 |
36 |
185 |
433 |
Dentistry |
34 |
20 |
35 |
58 |
38 |
185 |
033 |
Geometrical Instruments |
33 |
31 |
43 |
38 |
35 |
180 |
062 |
Refrigeration |
30 |
33 |
38 |
37 |
38 |
176 |
005 |
Beds |
28 |
21 |
45 |
39 |
42 |
175 |
423 |
Chemistry of Inorganic Compounds |
20 |
36 |
58 |
28 |
32 |
174 |
602 |
Surgery: Splint, Brace, or Bandage |
12 |
21 |
36 |
47 |
47 |
163 |
119 |
Animal Husbandry |
26 |
23 |
31 |
39 |
40 |
159 |
205 |
Electrolysis: Processes, Compositions Used Therein, and Methods of Preparing the Compositions |
19 |
28 |
34 |
34 |
41 |
156 |
123 |
Internal-Combustion Engines |
29 |
29 |
40 |
36 |
20 |
154 |
180 |
Motor Vehicles |
20 |
20 |
33 |
44 |
35 |
152 |
273 |
Amusement Devices: Games |
34 |
28 |
37 |
20 |
30 |
149 |
297 |
Chairs and Seats |
36 |
31 |
29 |
25 |
26 |
147 |
252 |
Compositions |
25 |
17 |
28 |
39 |
35 |
144 |
040 |
Card, Picture, or Sign Exhibiting |
29 |
14 |
28 |
42 |
30 |
143 |
313 |
Electric Lamp and Discharge Devices |
21 |
22 |
27 |
27 |
43 |
140 |
353 |
Optics: Image Projectors |
39 |
21 |
17 |
29 |
31 |
137 |
004 |
Baths, Closets, Sinks, and Spittoons |
27 |
18 |
25 |
24 |
41 |
135 |
296 |
Land Vehicles: Bodies and Tops |
32 |
24 |
34 |
19 |
22 |
131 |
135 |
Tent, Canopy, Umbrella, or Cane |
11 |
25 |
36 |
33 |
23 |
128 |
222 |
Dispensing (apparatus and process) |
18 |
10 |
36 |
26 |
37 |
127 |
239 |
Fluid Sprinkling, Spraying, and Diffusing |
28 |
20 |
30 |
24 |
25 |
127 |
414 |
Material or Article Handling |
17 |
26 |
36 |
18 |
25 |
122 |
349 |
Liquid Crystal Cells, Elements and Systems |
14 |
20 |
17 |
26 |
41 |
118 |
290 |
Prime-Mover Dynamo Plants |
14 |
23 |
21 |
26 |
30 |
114 |
036 |
Boots, Shoes, and Leggings |
16 |
16 |
30 |
27 |
24 |
113 |
095 |
Gas Separation: Processes |
14 |
18 |
23 |
30 |
28 |
113 |
336 |
Inductor Devices |
11 |
20 |
21 |
35 |
26 |
113 |
434 |
Education and Demonstration |
12 |
23 |
13 |
28 |
36 |
112 |
208 |
Mineral Oils: Processes and Products |
25 |
17 |
19 |
23 |
21 |
105 |
426 |
Food or Edible Material: Processes, Compositions, and Products |
12 |
18 |
24 |
23 |
28 |
105 |
374 |
Thermal Measuring and Testing |
13 |
18 |
20 |
11 |
40 |
102 |
417 |
Pumps |
19 |
8 |
15 |
28 |
29 |
99 |
404 |
Road Structure, Process, or Apparatus |
28 |
12 |
21 |
18 |
15 |
94 |
030 |
Cutlery |
17 |
11 |
27 |
22 |
16 |
93 |
508 |
Solid Anti-Friction Devices, Materials Therefor, Lubricant or Separant Compositions for Moving Solid Surfaces, and Miscellaneous Mineral Oil Compositions |
7 |
10 |
23 |
37 |
14 |
91 |
510 |
Cleaning Compositions for Solid Surfaces, Auxiliary Compositions Therefor, or Processes of Preparing the Compositions |
14 |
20 |
17 |
15 |
25 |
91 |
106 |
Compositions: Coating or Plastic |
10 |
13 |
22 |
13 |
32 |
90 |
502 |
Catalyst, Solid Sorbent, or Support Therefor: Product or Process of Making |
13 |
14 |
35 |
15 |
13 |
90 |
585 |
Chemistry of Hydrocarbon Compounds |
6 |
16 |
10 |
18 |
40 |
90 |
355 |
Photocopying |
25 |
14 |
14 |
21 |
15 |
89 |
211 |
Supports: Racks |
13 |
10 |
12 |
20 |
29 |
84 |
367 |
Communications, Electrical: Acoustic Wave Systems and Devices |
12 |
21 |
13 |
14 |
24 |
84 |
042 |
Firearms |
18 |
10 |
20 |
15 |
20 |
83 |
425 |
Plastic Article or Earthenware Shaping or Treating: Apparatus |
17 |
12 |
20 |
16 |
17 |
82 |
200 |
Electricity: Circuit Makers and Breakers |
19 |
15 |
16 |
14 |
17 |
81 |
224 |
Package and Article Carriers |
13 |
6 |
28 |
20 |
14 |
81 |
405 |
Hydraulic and Earth Engineering |
13 |
13 |
19 |
18 |
18 |
81 |
228 |
Metal Fusion Bonding |
14 |
15 |
18 |
14 |
18 |
79 |
165 |
Heat Exchange |
13 |
15 |
18 |
15 |
16 |
77 |
181 |
Acoustics |
14 |
15 |
10 |
25 |
13 |
77 |
335 |
Electricity: Magnetically Operated Switches, Magnets, and Electromagnets |
12 |
15 |
8 |
12 |
29 |
76 |
399 |
Electrophotography |
6 |
10 |
29 |
20 |
11 |
76 |
024 |
Buckles, Buttons, Clasps, Etc. |
15 |
8 |
15 |
15 |
22 |
75 |
285 |
Pipe Joints or Couplings |
10 |
15 |
18 |
18 |
14 |
75 |
099 |
Foods and Beverages: Apparatus |
18 |
6 |
16 |
19 |
15 |
74 |
114 |
Ships |
19 |
14 |
11 |
14 |
16 |
74 |
126 |
Stoves and Furnaces |
7 |
7 |
17 |
18 |
25 |
74 |
166 |
Wells (shafts or deep borings in the earth, e.g., for oil and gas) |
9 |
15 |
14 |
15 |
21 |
74 |
251 |
Valves and Valve Actuation |
6 |
14 |
15 |
16 |
22 |
73 |
441 |
Buoys, Rafts, and Aquatic Devices |
17 |
11 |
15 |
17 |
13 |
73 |
070 |
Locks |
13 |
10 |
17 |
16 |
16 |
72 |
043 |
Fishing, Trapping, and Vermin Destroying |
12 |
7 |
16 |
22 |
14 |
71 |
124 |
Mechanical Guns and Projectors |
13 |
9 |
16 |
16 |
16 |
70 |
102 |
Ammunition and Explosives |
14 |
18 |
10 |
13 |
14 |
69 |
141 |
Fluent Material Handling, with Receiver or Receiver Coacting Means |
16 |
13 |
18 |
11 |
11 |
69 |
294 |
Handling: Hand and Hoist-Line Implements |
10 |
14 |
15 |
15 |
14 |
68 |
415 |
Rotary Kinetic Fluid Motors or Pumps |
6 |
7 |
14 |
11 |
29 |
67 |
188 |
Brakes |
8 |
15 |
11 |
13 |
18 |
65 |
089 |
Ordnance |
1 |
11 |
15 |
19 |
18 |
64 |
401 |
Coating Implements with Material Supply |
9 |
10 |
14 |
12 |
19 |
64 |
081 |
Tools |
8 |
9 |
16 |
18 |
12 |
63 |
117 |
Single-Crystal, Oriented-Crystal, and Epitaxy Growth Processes; Non-Coating Apparatus Therefor |
12 |
9 |
14 |
13 |
15 |
63 |
366 |
Agitating (e.g., of articles and materials) |
16 |
11 |
7 |
9 |
20 |
63 |
601 |
Surgery: Kinesitherapy |
20 |
11 |
9 |
9 |
14 |
63 |
411 |
Expanded, Threaded, Driven, Headed, Tool-Deformed, or Locked-Threaded Fastener |
8 |
8 |
15 |
14 |
17 |
62 |
047 |
Plant Husbandry |
5 |
9 |
18 |
10 |
19 |
61 |
132 |
Toilet |
8 |
10 |
5 |
16 |
22 |
61 |
368 |
Horology: Time Measuring Systems or Devices |
17 |
12 |
10 |
14 |
8 |
61 |
016 |
Miscellaneous Hardware (e.g., Bushing, Carpet Fastener, Caster, Door Closer, Panel Hanger, Attachable or Adjunct Handle, Hinge, Window Sash Balance, Etc.) |
7 |
11 |
13 |
15 |
12 |
58 |
108 |
Horizontally Supported Planar Surfaces |
11 |
10 |
11 |
11 |
15 |
58 |
074 |
Machine Element or Mechanism |
11 |
9 |
11 |
8 |
18 |
57 |
053 |
Package Making |
17 |
16 |
9 |
6 |
8 |
56 |
096 |
Gas Separation: Apparatus |
8 |
8 |
14 |
13 |
12 |
55 |
312 |
Supports: Cabinet Structure |
7 |
10 |
11 |
11 |
16 |
55 |
198 |
Conveyors: Power-Driven |
14 |
12 |
8 |
7 |
12 |
53 |
044 |
Fuel and Related Compositions |
5 |
9 |
9 |
16 |
11 |
50 |
254 |
Implements or Apparatus for Applying Pushing or Pulling Force |
18 |
5 |
9 |
7 |
10 |
49 |
227 |
Elongated-Member-Driving Apparatus |
4 |
5 |
12 |
17 |
10 |
48 |
376 |
Induced Nuclear Reactions: Processes, Systems, and Elements |
2 |
15 |
9 |
11 |
11 |
48 |
416 |
Fluid Reaction Surfaces (i.e., Impellers) |
5 |
7 |
7 |
12 |
17 |
48 |
506 |
Combinatorial Chemistry Technology: Method, Library, Apparatus |
6 |
7 |
8 |
17 |
10 |
48 |
384 |
Bearings |
14 |
10 |
8 |
8 |
7 |
47 |
072 |
Metal Deforming |
12 |
12 |
7 |
5 |
10 |
46 |
160 |
Flexible or Portable Closure, Partition, or Panel |
11 |
7 |
11 |
5 |
11 |
45 |
148 |
Metal Treatment |
4 |
14 |
7 |
13 |
6 |
44 |
450 |
Foundation Garments |
7 |
9 |
10 |
5 |
13 |
44 |
472 |
Amusement Devices |
4 |
2 |
11 |
12 |
14 |
43 |
271 |
Sheet Feeding or Delivering |
8 |
6 |
8 |
12 |
8 |
42 |
292 |
Closure Fasteners |
7 |
6 |
13 |
6 |
10 |
42 |
175 |
Boring or Penetrating the Earth |
5 |
9 |
9 |
8 |
10 |
41 |
138 |
Pipes and Tubular Conduits |
2 |
7 |
13 |
9 |
8 |
39 |
242 |
Winding, Tensioning, or Guiding |
13 |
9 |
5 |
7 |
5 |
39 |
392 |
Electric Resistance Heating Devices |
4 |
3 |
11 |
9 |
12 |
39 |
101 |
Printing |
5 |
7 |
13 |
7 |
6 |
38 |
269 |
Work Holders |
3 |
2 |
12 |
8 |
11 |
36 |
332 |
Modulators |
2 |
8 |
13 |
9 |
4 |
36 |
403 |
Joints and Connections |
12 |
5 |
6 |
8 |
5 |
36 |
431 |
Combustion |
6 |
9 |
8 |
4 |
9 |
36 |
055 |
Gas Separation |
12 |
9 |
4 |
5 |
5 |
35 |
475 |
Planetary Gear Transmission Systems or Components |
11 |
5 |
8 |
2 |
9 |
35 |
221 |
Article Dispensing |
5 |
6 |
6 |
9 |
8 |
34 |
410 |
Freight Accommodation On Freight Carrier |
7 |
5 |
7 |
8 |
7 |
34 |
034 |
Drying and Gas or Vapor Contact with Solids |
11 |
4 |
4 |
4 |
10 |
33 |
209 |
Classifying, Separating, and Assorting Solids |
9 |
4 |
8 |
5 |
7 |
33 |
083 |
Cutting |
4 |
4 |
9 |
10 |
5 |
32 |
048 |
Gas: Heating and Illuminating |
5 |
6 |
6 |
4 |
10 |
31 |
104 |
Railways |
3 |
3 |
8 |
9 |
8 |
31 |
261 |
Gas and Liquid Contact Apparatus |
3 |
8 |
8 |
4 |
8 |
31 |
720 |
Dynamic Optical Information Storage or Retrieval |
8 |
7 |
5 |
7 |
4 |
31 |
400 |
Typewriting Machines |
5 |
3 |
8 |
9 |
5 |
30 |
236 |
Automatic Temperature and Humidity Regulation |
7 |
2 |
5 |
5 |
10 |
29 |
301 |
Land Vehicles: Wheels and Axles |
5 |
8 |
5 |
7 |
4 |
29 |
850 |
Scanning-Probe Techniques or Apparatus; Applications of Scanning-Probe Techniques, e.g., Scanning Probe Microscopy [Spm] |
0 |
1 |
9 |
9 |
10 |
29 |
144 |
Woodworking |
3 |
6 |
6 |
11 |
2 |
28 |
056 |
Harvesters |
4 |
5 |
9 |
4 |
5 |
27 |
241 |
Solid Material Comminution or Disintegration |
7 |
4 |
6 |
5 |
5 |
27 |
229 |
Envelopes, Wrappers, and Paperboard Boxes |
5 |
8 |
7 |
2 |
4 |
26 |
075 |
Specialized Metallurgical Processes, Compositions for Use Therein, Consolidated Metal Powder Compositions, and Loose Metal Particulate Mixtures |
3 |
4 |
8 |
7 |
3 |
25 |
152 |
Resilient Tires and Wheels |
5 |
5 |
3 |
7 |
5 |
25 |
322 |
Electricity: Single Generator Systems |
7 |
3 |
2 |
7 |
4 |
23 |
383 |
Flexible Bags |
4 |
4 |
4 |
6 |
5 |
23 |
440 |
Marine Propulsion |
6 |
4 |
6 |
1 |
6 |
23 |
169 |
Fire Extinguishers |
5 |
2 |
9 |
3 |
3 |
22 |
182 |
Fire Escape, Ladder, or Scaffold |
5 |
3 |
3 |
5 |
6 |
22 |
187 |
Elevator, Industrial Lift Truck, or Stationary Lift for Vehicle |
6 |
3 |
3 |
4 |
6 |
22 |
223 |
Apparel Apparatus |
4 |
2 |
3 |
6 |
7 |
22 |
518 |
Chemistry: Fischer-Tropsch Processes; or Purification or Recovery of Products Thereof |
2 |
1 |
4 |
8 |
7 |
22 |
065 |
Glass Manufacturing |
7 |
3 |
5 |
3 |
3 |
21 |
116 |
Signals and Indicators |
3 |
6 |
3 |
4 |
5 |
21 |
215 |
Bottles and Jars |
1 |
7 |
4 |
5 |
4 |
21 |
352 |
Optics: Motion Pictures |
5 |
3 |
2 |
4 |
7 |
21 |
445 |
Electric Lamp or Space Discharge Component or Device Manufacturing |
5 |
3 |
5 |
3 |
5 |
21 |
131 |
Tobacco |
0 |
3 |
4 |
7 |
6 |
20 |
149 |
Explosive and Thermic Compositions or Charges |
0 |
0 |
4 |
7 |
9 |
20 |
338 |
Electrical Resistors |
3 |
2 |
7 |
2 |
6 |
20 |
049 |
Movable or Removable Closures |
5 |
4 |
2 |
2 |
6 |
19 |
277 |
Seal for a Joint or Juncture |
5 |
3 |
3 |
1 |
7 |
19 |
100 |
Presses |
3 |
5 |
3 |
4 |
3 |
18 |
454 |
Ventilation |
2 |
4 |
5 |
4 |
3 |
18 |
125 |
Stone Working |
4 |
1 |
5 |
2 |
5 |
17 |
267 |
Spring Devices |
2 |
1 |
4 |
4 |
6 |
17 |
008 |
Bleaching and Dyeing; Fluid Treatment and Chemical Modification of Textiles and Fibers |
4 |
1 |
4 |
3 |
4 |
16 |
063 |
Jewelry |
4 |
1 |
3 |
3 |
5 |
16 |
082 |
Turning (e.g., for metal working) |
7 |
3 |
4 |
0 |
2 |
16 |
476 |
Friction Gear Transmission Systems or Components |
8 |
1 |
4 |
2 |
1 |
16 |
493 |
Manufacturing Container or Tube From Paper; or Other Manufacturing From a Sheet or Web |
3 |
5 |
4 |
1 |
3 |
16 |
249 |
Static Molds |
3 |
1 |
2 |
5 |
4 |
15 |
408 |
Cutting by Use of Rotating Axially Moving Tool |
2 |
2 |
3 |
5 |
3 |
15 |
409 |
Gear Cutting, Milling, or Planing |
1 |
3 |
3 |
5 |
3 |
15 |
412 |
Bookbinding: Process and Apparatus |
3 |
3 |
7 |
1 |
1 |
15 |
014 |
Bridges |
5 |
1 |
0 |
4 |
4 |
14 |
110 |
Furnaces |
3 |
3 |
4 |
3 |
1 |
14 |
150 |
Purses, Wallets, and Protective Covers |
1 |
5 |
5 |
2 |
1 |
14 |
202 |
Distillation: Apparatus |
1 |
3 |
4 |
1 |
5 |
14 |
419 |
Powder Metallurgy Processes |
3 |
4 |
2 |
3 |
2 |
14 |
494 |
Imperforate Bowl: Centrifugal Separators |
0 |
2 |
2 |
2 |
8 |
14 |
501 |
Compositions: Ceramic |
0 |
1 |
4 |
7 |
2 |
14 |
027 |
Undertaking |
1 |
3 |
1 |
4 |
4 |
13 |
071 |
Chemistry: Fertilizers |
0 |
0 |
1 |
4 |
8 |
13 |
173 |
Tool Driving or Impacting |
0 |
5 |
2 |
2 |
4 |
13 |
190 |
Trunks and Hand-Carried Luggage |
3 |
4 |
2 |
2 |
2 |
13 |
281 |
Books, Strips, and Leaves |
2 |
2 |
5 |
4 |
0 |
13 |
377 |
Electrical Pulse Counters, Pulse Dividers, or Shift Registers: Circuits and Systems |
4 |
0 |
1 |
7 |
1 |
13 |
474 |
Endless Belt Power Transmission Systems or Components |
0 |
2 |
7 |
0 |
4 |
13 |
105 |
Railway Rolling Stock |
1 |
4 |
1 |
5 |
1 |
12 |
122 |
Liquid Heaters and Vaporizers |
4 |
0 |
2 |
4 |
2 |
12 |
256 |
Fences |
2 |
2 |
3 |
1 |
4 |
12 |
442 |
Fabric (Woven, Knitted, or Nonwoven Textile or Cloth, Etc.) |
4 |
2 |
3 |
2 |
1 |
12 |
507 |
Earth Boring, Well Treating, and Oil Field Chemistry |
3 |
2 |
3 |
1 |
3 |
12 |
054 |
Harness for Working Animal |
2 |
4 |
0 |
0 |
5 |
11 |
283 |
Printed Matter |
1 |
1 |
2 |
6 |
1 |
11 |
432 |
Heating |
3 |
1 |
2 |
4 |
1 |
11 |
162 |
Paper Making and Fiber Liberation |
0 |
2 |
0 |
2 |
6 |
10 |
164 |
Metal Founding |
2 |
5 |
0 |
1 |
2 |
10 |
172 |
Earth Working |
0 |
3 |
4 |
2 |
1 |
10 |
177 |
Weighing Scales |
1 |
1 |
2 |
5 |
1 |
10 |
329 |
Demodulators |
2 |
3 |
2 |
3 |
0 |
10 |
505 |
Superconductor Technology: Apparatus, Material, Process |
2 |
1 |
2 |
3 |
2 |
10 |
112 |
Sewing |
1 |
1 |
3 |
2 |
2 |
9 |
418 |
Rotary Expansible Chamber Devices |
2 |
1 |
1 |
2 |
3 |
9 |
477 |
Interrelated Power Delivery Controls, Including Engine Control |
2 |
1 |
3 |
2 |
1 |
9 |
516 |
Colloid Systems and Wetting Agents, Subcombinations Thereof, Processes of Making, Stabilizing, Breaking, or Inhibiting |
1 |
2 |
5 |
1 |
0 |
9 |
588 |
Hazardous or Toxic Waste Destruction or Containment |
0 |
0 |
2 |
4 |
3 |
9 |
012 |
Boot and Shoe Making |
1 |
1 |
3 |
2 |
1 |
8 |
092 |
Expansible Chamber Devices |
1 |
2 |
3 |
2 |
0 |
8 |
111 |
Planting |
1 |
2 |
2 |
2 |
1 |
8 |
178 |
Telegraphy |
1 |
1 |
0 |
0 |
6 |
8 |
192 |
Clutches and Power-Stop Control |
0 |
3 |
3 |
1 |
1 |
8 |
194 |
Check-Actuated Control Mechanisms |
1 |
0 |
2 |
3 |
2 |
8 |
203 |
Distillation: Processes, Separatory |
0 |
4 |
1 |
0 |
3 |
8 |
270 |
Sheet-Material Associating |
2 |
5 |
0 |
1 |
0 |
8 |
279 |
Chucks or Sockets |
2 |
3 |
1 |
1 |
1 |
8 |
303 |
Fluid-Pressure and Analogous Brake Systems |
1 |
2 |
2 |
1 |
2 |
8 |
406 |
Conveyors: Fluid Current |
1 |
1 |
1 |
2 |
3 |
8 |
464 |
Rotary Shafts, Gudgeons, Housings, and Flexible Couplings for Rotary Shafts |
2 |
0 |
3 |
1 |
2 |
8 |
140 |
Wireworking |
1 |
1 |
2 |
2 |
1 |
7 |
191 |
Electricity: Transmission To Vehicles |
1 |
0 |
0 |
3 |
3 |
7 |
225 |
Severing by Tearing or Breaking |
2 |
1 |
1 |
1 |
2 |
7 |
337 |
Electricity: Electrothermally or Thermally Actuated Switches |
0 |
1 |
3 |
1 |
2 |
7 |
452 |
Butchering |
1 |
3 |
1 |
1 |
1 |
7 |
037 |
Excavating |
0 |
2 |
2 |
0 |
2 |
6 |
051 |
Abrasive Tool Making Process, Material, or Composition |
2 |
1 |
2 |
1 |
0 |
6 |
238 |
Railways: Surface Track |
2 |
2 |
1 |
0 |
1 |
6 |
246 |
Railway Switches and Signals |
1 |
0 |
1 |
2 |
2 |
6 |
299 |
Mining or In Situ Disintegration of Hard Material |
2 |
1 |
1 |
0 |
2 |
6 |
504 |
Plant Protecting and Regulating Compositions |
1 |
1 |
2 |
0 |
2 |
6 |
007 |
Compound Hand Tools |
0 |
2 |
1 |
2 |
0 |
5 |
026 |
Textiles: Cloth Finishing |
1 |
0 |
0 |
1 |
3 |
5 |
057 |
Textiles: Spinning, Twisting, and Twining |
0 |
1 |
2 |
1 |
1 |
5 |
184 |
Lubrication |
2 |
0 |
0 |
1 |
2 |
5 |
293 |
Vehicle Fenders |
2 |
1 |
1 |
0 |
1 |
5 |
402 |
Binder Device Releasably Engaging Aperture or Notch of Sheet |
1 |
0 |
4 |
0 |
0 |
5 |
420 |
Alloys or Metallic Compositions |
2 |
0 |
2 |
0 |
1 |
5 |
023 |
Chemistry: Physical Processes |
0 |
0 |
2 |
1 |
1 |
4 |
038 |
Textiles: Ironing or Smoothing |
1 |
1 |
0 |
0 |
2 |
4 |
059 |
Chain, Staple, and Horseshoe Making |
2 |
0 |
1 |
0 |
1 |
4 |
086 |
Ammunition and Explosive-Charge Making |
0 |
0 |
0 |
1 |
3 |
4 |
087 |
Textiles: Braiding, Netting, and Lace Making |
1 |
0 |
0 |
0 |
3 |
4 |
139 |
Textiles: Weaving |
0 |
0 |
0 |
1 |
3 |
4 |
212 |
Traversing Hoists |
0 |
2 |
1 |
1 |
0 |
4 |
232 |
Deposit and Collection Receptacles |
1 |
1 |
1 |
0 |
1 |
4 |
334 |
Tuners |
1 |
1 |
1 |
0 |
1 |
4 |
503 |
Record Receiver Having Plural Interactive Leaves or a Colorless Color Former, Method of Use, or Developer Therefor |
1 |
1 |
2 |
0 |
0 |
4 |
066 |
Textiles: Knitting |
0 |
0 |
3 |
0 |
0 |
3 |
068 |
Textiles: Fluid Treating Apparatus |
0 |
0 |
2 |
0 |
1 |
3 |
091 |
Motors: Expansible Chamber Type |
0 |
1 |
0 |
1 |
1 |
3 |
109 |
Safes, Bank Protection, or a Related Device |
1 |
0 |
1 |
0 |
1 |
3 |
157 |
Wheelwright Machines |
0 |
0 |
2 |
0 |
1 |
3 |
237 |
Heating Systems |
0 |
0 |
0 |
2 |
1 |
3 |
266 |
Metallurgical Apparatus |
0 |
0 |
0 |
1 |
2 |
3 |
289 |
Knots and Knot Tying |
0 |
1 |
1 |
0 |
1 |
3 |
168 |
Farriery |
0 |
1 |
0 |
0 |
1 |
2 |
201 |
Distillation: Processes, Thermolytic |
0 |
0 |
1 |
0 |
1 |
2 |
213 |
Railway Draft Appliances |
2 |
0 |
0 |
0 |
0 |
2 |
346 |
Recorders |
1 |
0 |
0 |
0 |
1 |
2 |
388 |
Electricity: Motor Control Systems |
1 |
0 |
1 |
0 |
0 |
2 |
470 |
Threaded, Headed Fastener, or Washer Making: Process and Apparatus |
1 |
0 |
1 |
0 |
0 |
2 |
492 |
Roll or Roller |
0 |
0 |
0 |
2 |
0 |
2 |
019 |
Textiles: Fiber Preparation |
0 |
0 |
0 |
1 |
0 |
1 |
028 |
Textiles: Manufacturing |
0 |
0 |
0 |
0 |
1 |
1 |
127 |
Sugar, Starch, and Carbohydrates |
0 |
0 |
0 |
1 |
0 |
1 |
159 |
Concentrating Evaporators |
0 |
0 |
1 |
0 |
0 |
1 |
186 |
Merchandising |
0 |
0 |
0 |
0 |
1 |
1 |
193 |
Conveyors, Chutes, Skids, Guides, and Ways |
1 |
0 |
0 |
0 |
0 |
1 |
218 |
High-Voltage Switches with Arc Preventing or Extinguishing Devices |
0 |
0 |
0 |
0 |
1 |
1 |
231 |
Whips and Whip Apparatus |
1 |
0 |
0 |
0 |
0 |
1 |
314 |
Electric Lamp and Discharge Devices: Consumable Electrodes |
0 |
1 |
0 |
0 |
0 |
1 |
373 |
Industrial Electric Heating Furnaces |
0 |
0 |
0 |
0 |
1 |
1 |
407 |
Cutters, for Shaping |
1 |
0 |
0 |
0 |
0 |
1 |
483 |
Tool Changing |
1 |
0 |
0 |
0 |
0 |
1 |
512 |
Perfume Compositions |
1 |
0 |
0 |
0 |
0 |
1 |
ALL |
ALL CLASSES |
19182 |
20648 |
27337 |
28148 |
32107 |
127422 |