166 |
Wells (shafts or deep borings in the earth, e.g., for oil and gas) |
15 |
36 |
26 |
33 |
43 |
41 |
97 |
94 |
65 |
50 |
57 |
35 |
592 |
507 |
Earth Boring, Well Treating, and Oil Field Chemistry |
2 |
4 |
2 |
9 |
9 |
6 |
4 |
13 |
10 |
23 |
36 |
28 |
146 |
106 |
Compositions: Coating or Plastic |
1 |
3 |
6 |
6 |
4 |
6 |
7 |
9 |
10 |
3 |
4 |
3 |
62 |
073 |
Measuring and Testing |
1 |
0 |
1 |
1 |
1 |
2 |
0 |
0 |
2 |
6 |
4 |
3 |
21 |
175 |
Boring or Penetrating the Earth |
0 |
0 |
2 |
0 |
2 |
2 |
3 |
1 |
3 |
3 |
1 |
2 |
19 |
520 |
Synthetic Resins or Natural Rubbers (includes Classes 520-528) |
0 |
3 |
1 |
1 |
1 |
0 |
2 |
0 |
1 |
0 |
1 |
0 |
10 |
702 |
DP: Measuring, Calibrating, or Testing (Data Processing) |
0 |
0 |
0 |
0 |
0 |
2 |
0 |
1 |
2 |
1 |
2 |
1 |
9 |
285 |
Pipe Joints or Couplings |
1 |
1 |
0 |
2 |
0 |
1 |
0 |
1 |
0 |
0 |
0 |
1 |
7 |
210 |
Liquid Purification or Separation |
0 |
0 |
0 |
0 |
0 |
1 |
0 |
1 |
2 |
0 |
1 |
1 |
6 |
366 |
Agitating (e.g., of articles and materials) |
0 |
0 |
0 |
1 |
0 |
0 |
1 |
2 |
0 |
1 |
1 |
0 |
6 |
296 |
Land Vehicles: Bodies and Tops |
0 |
3 |
0 |
0 |
0 |
1 |
1 |
0 |
0 |
0 |
0 |
0 |
5 |
417 |
Pumps |
0 |
0 |
0 |
0 |
0 |
1 |
0 |
0 |
1 |
1 |
1 |
0 |
4 |
700 |
DP: Generic Control Systems or Specific Applications (Data Processing) |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
2 |
2 |
0 |
0 |
4 |
137 |
Fluid Handling |
0 |
1 |
1 |
0 |
0 |
0 |
0 |
1 |
0 |
0 |
0 |
0 |
3 |
428 |
Stock Material or Miscellaneous Articles |
0 |
0 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
1 |
3 |
510 |
Cleaning Compositions for Solid Surfaces, Auxiliary Compositions Therefor, or Processes of Preparing the Compositions |
0 |
0 |
0 |
1 |
0 |
0 |
1 |
1 |
0 |
0 |
0 |
0 |
3 |
092 |
Expansible Chamber Devices |
0 |
0 |
0 |
0 |
1 |
0 |
0 |
0 |
1 |
0 |
0 |
0 |
2 |
134 |
Cleaning and Liquid Contact with Solids |
0 |
0 |
0 |
1 |
0 |
0 |
0 |
1 |
0 |
0 |
0 |
0 |
2 |
239 |
Fluid Sprinkling, Spraying, and Diffusing |
0 |
0 |
0 |
1 |
0 |
0 |
1 |
0 |
0 |
0 |
0 |
0 |
2 |
405 |
Hydraulic and Earth Engineering |
0 |
0 |
0 |
0 |
1 |
0 |
0 |
1 |
0 |
0 |
0 |
0 |
2 |
424 |
Drug, Bio-Affecting and Body Treating Compositions (includes Class 514) |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
2 |
2 |
508 |
Solid Anti-Friction Devices, Materials Therefor, Lubricant or Separant Compositions for Moving Solid Surfaces, and Miscellaneous Mineral Oil Compositions |
0 |
0 |
0 |
1 |
0 |
0 |
0 |
0 |
1 |
0 |
0 |
0 |
2 |
516 |
Colloid Systems and Wetting Agents, Subcombinations Thereof, Processes of Making, Stabilizing, Breaking, or Inhibiting |
1 |
0 |
0 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
2 |
532 |
Organic Compounds (includes Classes 532-570) |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
0 |
1 |
0 |
0 |
2 |
034 |
Drying and Gas or Vapor Contact with Solids |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
040 |
Card, Picture, or Sign Exhibiting |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
060 |
Power Plants |
0 |
0 |
0 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
062 |
Refrigeration |
0 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
070 |
Locks |
0 |
0 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
091 |
Motors: Expansible Chamber Type |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
0 |
0 |
0 |
0 |
0 |
1 |
108 |
Horizontally Supported Planar Surfaces |
0 |
0 |
0 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
119 |
Animal Husbandry |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
0 |
0 |
1 |
141 |
Fluent Material Handling, with Receiver or Receiver Coacting Means |
0 |
0 |
0 |
0 |
0 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
173 |
Tool Driving or Impacting |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
0 |
0 |
0 |
0 |
0 |
1 |
177 |
Weighing Scales |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
0 |
1 |
182 |
Fire Escape, Ladder, or Scaffold |
0 |
0 |
0 |
0 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
208 |
Mineral Oils: Processes and Products |
0 |
0 |
0 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
226 |
Advancing Material of Indeterminate Length |
0 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
242 |
Winding, Tensioning, or Guiding |
0 |
0 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
251 |
Valves and Valve Actuation |
0 |
0 |
0 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
254 |
Implements or Apparatus for Applying Pushing or Pulling Force |
0 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
310 |
Electrical Generator or Motor Structure |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
324 |
Electricity: Measuring and Testing |
0 |
0 |
0 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
367 |
Communications, Electrical: Acoustic Wave Systems and Devices |
0 |
0 |
0 |
0 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
374 |
Thermal Measuring and Testing |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
0 |
0 |
0 |
0 |
1 |
378 |
X-Ray or Gamma Ray Systems or Devices |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
0 |
1 |
406 |
Conveyors: Fluid Current |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
0 |
0 |
1 |
422 |
Chemical Apparatus and Process Disinfecting, Deodorizing, Preserving, or Sterilizing |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
1 |
427 |
Coating Processes |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
1 |
503 |
Record Receiver Having Plural Interactive Leaves or a Colorless Color Former, Method of Use, or Developer Therefor |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
0 |
1 |
703 |
DP: Structural Design, Modeling, Simulation, and Emulation (Data Processing) |
0 |
0 |
0 |
0 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
ALL |
ALL CLASSES |
24 |
54 |
42 |
63 |
65 |
64 |
119 |
128 |
100 |
93 |
112 |
79 |
943 |