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Table of Contents for This Set of Reports
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Listing of Viewable PTMT Reports >
Table of Contents for This Set of Reports
Rank Ordered Listing of Technology Classes Receiving
1
or More Utility Patents During the Period
Originating From
NORTH CAROLINA
( patent origin is determined by the residence of the first-named inventor )
( technology class is determined by the primary classification assigned to a patent- see 'Explanation of Data' )
( some classes have been combined together under a single class identifier )
| Class | Class Title | 2011 | 2012 | 2013 | 2014 | 2015 | Total |
|---|---|---|---|---|---|---|---|
| 709 | Multicomputer Data Transferring (Electrical Computers and Digital Processing Systems) | 155 | 178 | 151 | 212 | 210 | 906 |
| 424 | Drug, Bio-Affecting and Body Treating Compositions (includes Class 514) | 119 | 147 | 151 | 198 | 196 | 811 |
| 370 | Multiplex Communications | 130 | 131 | 93 | 115 | 102 | 571 |
| 705 | DP: Financial, Business Practice, Management, or Cost/Price Determination (Data Processing) | 83 | 120 | 177 | 113 | 63 | 556 |
| 707 | DP: Database and File Management or Data Structures (Data Processing) | 82 | 89 | 101 | 115 | 124 | 511 |
| 455 | Telecommunications | 98 | 114 | 94 | 90 | 75 | 471 |
| 257 | Active Solid-State Devices (e.g., Transistors, Solid-State Diodes) | 62 | 43 | 84 | 85 | 91 | 365 |
| 726 | Information Security | 35 | 62 | 70 | 87 | 90 | 344 |
| 715 | DP: Presentation Processing of Document, Operator Interface Processing, and Screen Saver Display Processing (Data Processing) | 41 | 72 | 64 | 62 | 77 | 316 |
| 385 | Optical Waveguides | 37 | 54 | 52 | 87 | 80 | 310 |
| 713 | Support (Electrical Computers and Digital Processing Systems) | 67 | 52 | 52 | 59 | 64 | 294 |
| 717 | DP: Software Development, Installation, and Management (Data Processing) | 31 | 46 | 68 | 68 | 73 | 286 |
| 435 | Chemistry: Molecular Biology and Microbiology | 44 | 58 | 59 | 63 | 56 | 280 |
| 340 | Communications: Electrical | 28 | 52 | 66 | 58 | 47 | 251 |
| 711 | Memory (Electrical Computers and Digital Processing Systems) | 41 | 46 | 34 | 61 | 69 | 251 |
| 128 | Surgery (includes Class 600) | 26 | 40 | 43 | 48 | 47 | 204 |
| 714 | Error Detection/Correction and Fault Detection/Recovery | 41 | 33 | 35 | 31 | 54 | 194 |
| 375 | Pulse or Digital Communications | 42 | 53 | 34 | 32 | 30 | 191 |
| 361 | Electricity: Electrical Systems and Devices | 36 | 41 | 32 | 39 | 41 | 189 |
| 532 | Organic Compounds (includes Classes 532-570) | 40 | 40 | 42 | 30 | 23 | 175 |
| 606 | Surgery (instruments) | 20 | 31 | 38 | 52 | 31 | 172 |
| 362 | Illumination | 21 | 24 | 32 | 48 | 41 | 166 |
| 345 | Computer Graphics Processing and Selective Visual Display Systems | 23 | 38 | 27 | 27 | 49 | 164 |
| 800 | Multicellular Living Organisms and Unmodified Parts Thereof and Related Processes | 31 | 29 | 26 | 39 | 33 | 158 |
| 382 | Image Analysis | 19 | 34 | 20 | 43 | 36 | 152 |
| 439 | Electrical Connectors | 37 | 28 | 23 | 32 | 31 | 151 |
| 700 | DP: Generic Control Systems or Specific Applications (Data Processing) | 21 | 26 | 29 | 26 | 33 | 135 |
| 438 | Semiconductor Device Manufacturing: Process | 34 | 25 | 27 | 26 | 15 | 127 |
| 718 | Virtual Machine Task or Process Management or Task Management/Control (Electrical Computers and Digital Processing Systems) | 9 | 10 | 37 | 26 | 45 | 127 |
| 235 | Registers (e.g., cash registers, calculators, devices for counting movements of devices, etc.) | 14 | 29 | 36 | 16 | 28 | 123 |
| 379 | Telephonic Communications | 28 | 27 | 29 | 24 | 14 | 122 |
| 604 | Surgery (Medicators and Receptors) | 18 | 23 | 26 | 32 | 23 | 122 |
| 520 | Synthetic Resins or Natural Rubbers (includes Classes 520-528) | 22 | 22 | 24 | 23 | 23 | 114 |
| 710 | Input/Output (Electrical Computers and Digital Data Processing Systems) | 19 | 16 | 21 | 33 | 25 | 114 |
| 701 | DP: Vehicles, Navigation, and Relative Location (Data Processing) | 11 | 12 | 28 | 31 | 27 | 109 |
| 052 | Static Structures (e.g., Buildings) | 13 | 24 | 27 | 23 | 17 | 104 |
| 280 | Land Vehicles | 12 | 24 | 17 | 19 | 27 | 99 |
| 428 | Stock Material or Miscellaneous Articles | 14 | 23 | 21 | 17 | 19 | 94 |
| 029 | Metal Working | 21 | 20 | 18 | 17 | 17 | 93 |
| 376 | Induced Nuclear Reactions: Processes, Systems, and Elements | 7 | 16 | 21 | 24 | 20 | 88 |
| 348 | Television | 5 | 15 | 13 | 24 | 28 | 85 |
| 623 | Prosthesis (i.e., Artificial Body Members), Parts Thereof, or Aids and Accessories Therefor | 19 | 23 | 13 | 11 | 18 | 84 |
| 073 | Measuring and Testing | 22 | 14 | 13 | 10 | 22 | 81 |
| 702 | DP: Measuring, Calibrating, or Testing (Data Processing) | 14 | 20 | 15 | 14 | 17 | 80 |
| 005 | Beds | 12 | 12 | 17 | 18 | 18 | 77 |
| 174 | Electricity: Conductors and Insulators | 11 | 11 | 17 | 17 | 21 | 77 |
| 210 | Liquid Purification or Separation | 11 | 17 | 19 | 12 | 16 | 75 |
| 250 | Radiant Energy | 10 | 8 | 12 | 24 | 20 | 74 |
| 297 | Chairs and Seats | 14 | 12 | 12 | 16 | 20 | 74 |
| 380 | Cryptography | 12 | 9 | 28 | 17 | 8 | 74 |
| 725 | Interactive Video Distribution Systems | 4 | 12 | 12 | 23 | 23 | 74 |
| 356 | Optics: Measuring and Testing | 18 | 17 | 9 | 16 | 13 | 73 |
| 716 | Computer-Aided Design and Analysis of Circuits and Semiconductor Masks | 17 | 16 | 14 | 15 | 11 | 73 |
| 327 | Miscellaneous Active Electrical Nonlinear Devices, Circuits, and Systems | 11 | 17 | 12 | 18 | 14 | 72 |
| 712 | Processing Architectures and Instruction Processing, e.g., Processors (Electrical Computers and Digital Processing Systems) | 19 | 19 | 9 | 9 | 12 | 68 |
| 131 | Tobacco | 10 | 4 | 10 | 12 | 31 | 67 |
| 323 | Electricity: Power Supply or Regulation Systems | 12 | 13 | 10 | 16 | 16 | 67 |
| 324 | Electricity: Measuring and Testing | 14 | 12 | 10 | 21 | 10 | 67 |
| 315 | Electric Lamp and Discharge Devices: Systems | 4 | 7 | 11 | 21 | 21 | 64 |
| 704 | DP: Speech Signal Processing, Linguistics, Language Translation, and Audio Compression/Decompression (Data Processing) | 4 | 14 | 17 | 6 | 21 | 62 |
| 248 | Supports (e.g., for holding articles, etc.) | 11 | 13 | 18 | 9 | 10 | 61 |
| 719 | Interprogram Communication or Interprocess Communication (Ipc) (Electrical Computers and Digital Processing Systems) | 18 | 12 | 12 | 8 | 11 | 61 |
| 422 | Chemical Apparatus and Process Disinfecting, Deodorizing, Preserving, or Sterilizing | 9 | 10 | 15 | 12 | 10 | 56 |
| 607 | Surgery: Light, Thermal, and Electrical Application | 9 | 11 | 11 | 9 | 15 | 55 |
| 264 | Plastic and Nonmetallic Article Shaping or Treating: Processes | 6 | 12 | 12 | 8 | 14 | 52 |
| 706 | DP: Artificial Intelligence (Data Processing) | 13 | 10 | 5 | 11 | 13 | 52 |
| 156 | Adhesive Bonding and Miscellaneous Chemical Manufacture | 8 | 10 | 18 | 11 | 4 | 51 |
| 206 | Special Receptacle or Package | 14 | 11 | 12 | 5 | 9 | 51 |
| 365 | Static Information Storage and Retrieval | 9 | 5 | 11 | 14 | 12 | 51 |
| 530 | Chemistry: Natural Resins or Derivatives; Peptides or Proteins; Lignins or Reaction Products Thereof | 17 | 11 | 9 | 10 | 3 | 50 |
| 252 | Compositions | 7 | 13 | 8 | 15 | 5 | 48 |
| 436 | Chemistry: Analytical and Immunological Testing | 4 | 6 | 12 | 16 | 8 | 46 |
| 060 | Power Plants | 2 | 9 | 12 | 13 | 9 | 45 |
| 134 | Cleaning and Liquid Contact with Solids | 7 | 11 | 8 | 10 | 8 | 44 |
| 220 | Receptacles | 7 | 8 | 9 | 12 | 8 | 44 |
| 703 | DP: Structural Design, Modeling, Simulation, and Emulation (Data Processing) | 9 | 13 | 5 | 8 | 9 | 44 |
| 221 | Article Dispensing | 11 | 8 | 7 | 13 | 4 | 43 |
| 123 | Internal-Combustion Engines | 10 | 4 | 7 | 10 | 10 | 41 |
| 473 | Games Using Tangible Projectile | 7 | 8 | 9 | 9 | 8 | 41 |
| 504 | Plant Protecting and Regulating Compositions | 5 | 4 | 10 | 11 | 11 | 41 |
| 002 | Apparel | 10 | 6 | 5 | 8 | 10 | 39 |
| 015 | Brushing, Scrubbing, and General Cleaning | 7 | 5 | 10 | 3 | 14 | 39 |
| 053 | Package Making | 15 | 7 | 12 | 1 | 4 | 39 |
| 313 | Electric Lamp and Discharge Devices | 2 | 6 | 14 | 11 | 5 | 38 |
| 417 | Pumps | 6 | 7 | 13 | 5 | 7 | 38 |
| 427 | Coating Processes | 6 | 10 | 12 | 4 | 6 | 38 |
| 307 | Electrical Transmission or Interconnection Systems | 5 | 6 | 7 | 9 | 8 | 35 |
| 137 | Fluid Handling | 4 | 5 | 5 | 11 | 9 | 34 |
| 180 | Motor Vehicles | 5 | 7 | 9 | 6 | 7 | 34 |
| 296 | Land Vehicles: Bodies and Tops | 3 | 8 | 9 | 6 | 8 | 34 |
| 330 | Amplifiers | 10 | 3 | 1 | 5 | 15 | 34 |
| 363 | Electric Power Conversion Systems | 5 | 7 | 5 | 10 | 7 | 34 |
| 381 | Electrical Audio Signal Processing Systems and Devices | 8 | 11 | 3 | 6 | 6 | 34 |
| 482 | Exercise Devices | 10 | 7 | 2 | 7 | 8 | 34 |
| 056 | Harvesters | 8 | 8 | 3 | 5 | 9 | 33 |
| 244 | Aeronautics and Astronautics | 7 | 7 | 8 | 5 | 6 | 33 |
| 341 | Coded Data Generation or Conversion | 6 | 4 | 8 | 8 | 7 | 33 |
| 358 | Facsimile and Static Presentation Processing | 5 | 6 | 7 | 6 | 9 | 33 |
| 398 | Optical Communications | 7 | 8 | 3 | 7 | 8 | 33 |
| 204 | Chemistry: Electrical and Wave Energy | 7 | 7 | 5 | 5 | 8 | 32 |
| 359 | Optical: Systems and Elements | 7 | 5 | 7 | 7 | 6 | 32 |
| 415 | Rotary Kinetic Fluid Motors or Pumps | 2 | 5 | 4 | 12 | 9 | 32 |
| 399 | Electrophotography | 5 | 2 | 4 | 13 | 7 | 31 |
| 463 | Amusement Devices: Games | 3 | 5 | 6 | 9 | 8 | 31 |
| 062 | Refrigeration | 7 | 7 | 7 | 4 | 4 | 29 |
| 429 | Chemistry: Electrical Current Producing Apparatus, Product, and Process | 4 | 10 | 7 | 2 | 6 | 29 |
| 434 | Education and Demonstration | 1 | 7 | 8 | 7 | 6 | 29 |
| 442 | Fabric (Woven, Knitted, or Nonwoven Textile or Cloth, Etc.) | 7 | 5 | 9 | 4 | 4 | 29 |
| 016 | Miscellaneous Hardware (e.g., Bushing, Carpet Fastener, Caster, Door Closer, Panel Hanger, Attachable or Adjunct Handle, Hinge, Window Sash Balance, Etc.) | 3 | 7 | 7 | 7 | 4 | 28 |
| 049 | Movable or Removable Closures | 1 | 1 | 7 | 7 | 12 | 28 |
| 119 | Animal Husbandry | 3 | 5 | 7 | 8 | 5 | 28 |
| 181 | Acoustics | 5 | 7 | 8 | 5 | 3 | 28 |
| 211 | Supports: Racks | 6 | 4 | 3 | 8 | 7 | 28 |
| 219 | Electric Heating | 3 | 6 | 7 | 5 | 7 | 28 |
| 320 | Electricity: Battery or Capacitor Charging or Discharging | 8 | 6 | 2 | 6 | 5 | 27 |
| 188 | Brakes | 3 | 4 | 5 | 4 | 10 | 26 |
| 312 | Supports: Cabinet Structure | 6 | 1 | 4 | 8 | 7 | 26 |
| 602 | Surgery: Splint, Brace, or Bandage | 7 | 8 | 1 | 5 | 5 | 26 |
| 004 | Baths, Closets, Sinks, and Spittoons | 5 | 3 | 4 | 5 | 8 | 25 |
| 075 | Specialized Metallurgical Processes, Compositions for Use Therein, Consolidated Metal Powder Compositions, and Loose Metal Particulate Mixtures | 4 | 5 | 6 | 7 | 3 | 25 |
| 136 | Batteries: Thermoelectric and Photoelectric | 3 | 2 | 5 | 6 | 9 | 25 |
| 222 | Dispensing (apparatus and process) | 5 | 5 | 5 | 5 | 5 | 25 |
| 242 | Winding, Tensioning, or Guiding | 9 | 5 | 5 | 5 | 1 | 25 |
| 351 | Optics: Eye Examining, Vision Testing and Correcting | 1 | 2 | 7 | 10 | 5 | 25 |
| 055 | Gas Separation | 5 | 9 | 1 | 6 | 3 | 24 |
| 198 | Conveyors: Power-Driven | 3 | 2 | 8 | 6 | 5 | 24 |
| 333 | Wave Transmission Lines and Networks | 5 | 5 | 6 | 5 | 3 | 24 |
| 114 | Ships | 4 | 5 | 4 | 3 | 7 | 23 |
| 318 | Electricity: Motive Power Systems | 5 | 4 | 7 | 4 | 3 | 23 |
| 416 | Fluid Reaction Surfaces (i.e., Impellers) | 2 | 7 | 4 | 3 | 7 | 23 |
| 070 | Locks | 5 | 4 | 5 | 5 | 3 | 22 |
| 160 | Flexible or Portable Closure, Partition, or Panel | 2 | 3 | 6 | 5 | 6 | 22 |
| 200 | Electricity: Circuit Makers and Breakers | 5 | 3 | 3 | 5 | 6 | 22 |
| 708 | Arithmetic Processing and Calculating (Electrical Computers) | 3 | 7 | 6 | 1 | 5 | 22 |
| 084 | Music | 4 | 2 | 4 | 2 | 9 | 21 |
| 510 | Cleaning Compositions for Solid Surfaces, Auxiliary Compositions Therefor, or Processes of Preparing the Compositions | 3 | 3 | 5 | 6 | 4 | 21 |
| 386 | Motion Video Signal Processing for Recording or Reproducing | 1 | 4 | 4 | 6 | 5 | 20 |
| 042 | Firearms | 1 | 4 | 3 | 7 | 3 | 18 |
| 290 | Prime-Mover Dynamo Plants | 0 | 3 | 3 | 6 | 6 | 18 |
| 347 | Incremental Printing of Symbolic Information | 3 | 2 | 6 | 4 | 3 | 18 |
| 426 | Food or Edible Material: Processes, Compositions, and Products | 1 | 8 | 5 | 1 | 3 | 18 |
| 024 | Buckles, Buttons, Clasps, Etc. | 3 | 1 | 5 | 4 | 4 | 17 |
| 089 | Ordnance | 1 | 2 | 3 | 6 | 5 | 17 |
| 095 | Gas Separation: Processes | 1 | 4 | 5 | 2 | 5 | 17 |
| 108 | Horizontally Supported Planar Surfaces | 3 | 4 | 1 | 5 | 4 | 17 |
| 423 | Chemistry of Inorganic Compounds | 4 | 2 | 3 | 5 | 3 | 17 |
| 441 | Buoys, Rafts, and Aquatic Devices | 0 | 1 | 3 | 7 | 6 | 17 |
| 030 | Cutlery | 2 | 3 | 6 | 3 | 2 | 16 |
| 043 | Fishing, Trapping, and Vermin Destroying | 4 | 1 | 6 | 4 | 1 | 16 |
| 126 | Stoves and Furnaces | 1 | 0 | 4 | 2 | 9 | 16 |
| 292 | Closure Fasteners | 4 | 3 | 2 | 3 | 4 | 16 |
| 343 | Communications: Radio Wave Antennas | 1 | 1 | 2 | 10 | 2 | 16 |
| 405 | Hydraulic and Earth Engineering | 4 | 3 | 3 | 4 | 2 | 16 |
| 414 | Material or Article Handling | 5 | 2 | 1 | 5 | 3 | 16 |
| 451 | Abrading | 3 | 6 | 3 | 3 | 1 | 16 |
| 502 | Catalyst, Solid Sorbent, or Support Therefor: Product or Process of Making | 2 | 3 | 4 | 3 | 4 | 16 |
| 033 | Geometrical Instruments | 4 | 1 | 4 | 5 | 1 | 15 |
| 047 | Plant Husbandry | 1 | 3 | 3 | 5 | 3 | 15 |
| 083 | Cutting | 1 | 5 | 3 | 2 | 4 | 15 |
| 162 | Paper Making and Fiber Liberation | 5 | 4 | 4 | 1 | 1 | 15 |
| 285 | Pipe Joints or Couplings | 3 | 3 | 4 | 4 | 1 | 15 |
| 294 | Handling: Hand and Hoist-Line Implements | 4 | 2 | 3 | 1 | 5 | 15 |
| 452 | Butchering | 8 | 2 | 3 | 2 | 0 | 15 |
| 081 | Tools | 4 | 3 | 1 | 6 | 0 | 14 |
| 241 | Solid Material Comminution or Disintegration | 6 | 0 | 2 | 2 | 4 | 14 |
| 378 | X-Ray or Gamma Ray Systems or Devices | 2 | 3 | 5 | 0 | 4 | 14 |
| 141 | Fluent Material Handling, with Receiver or Receiver Coacting Means | 2 | 1 | 1 | 5 | 4 | 13 |
| 164 | Metal Founding | 3 | 6 | 0 | 3 | 1 | 13 |
| 310 | Electrical Generator or Motor Structure | 2 | 0 | 3 | 5 | 3 | 13 |
| 335 | Electricity: Magnetically Operated Switches, Magnets, and Electromagnets | 2 | 4 | 4 | 3 | 0 | 13 |
| 349 | Liquid Crystal Cells, Elements and Systems | 2 | 2 | 7 | 0 | 2 | 13 |
| 384 | Bearings | 0 | 0 | 5 | 6 | 2 | 13 |
| 401 | Coating Implements with Material Supply | 1 | 2 | 4 | 4 | 2 | 13 |
| 066 | Textiles: Knitting | 4 | 4 | 1 | 1 | 2 | 12 |
| 072 | Metal Deforming | 2 | 1 | 3 | 3 | 3 | 12 |
| 096 | Gas Separation: Apparatus | 0 | 2 | 5 | 3 | 2 | 12 |
| 148 | Metal Treatment | 5 | 1 | 3 | 1 | 2 | 12 |
| 224 | Package and Article Carriers | 3 | 1 | 4 | 3 | 1 | 12 |
| 326 | Electronic Digital Logic Circuitry | 3 | 2 | 0 | 5 | 2 | 12 |
| 400 | Typewriting Machines | 5 | 4 | 0 | 2 | 1 | 12 |
| 425 | Plastic Article or Earthenware Shaping or Treating: Apparatus | 3 | 2 | 3 | 3 | 1 | 12 |
| 065 | Glass Manufacturing | 1 | 3 | 3 | 3 | 1 | 11 |
| 106 | Compositions: Coating or Plastic | 2 | 2 | 4 | 2 | 1 | 11 |
| 182 | Fire Escape, Ladder, or Scaffold | 2 | 0 | 3 | 1 | 5 | 11 |
| 194 | Check-Actuated Control Mechanisms | 2 | 6 | 1 | 0 | 2 | 11 |
| 239 | Fluid Sprinkling, Spraying, and Diffusing | 4 | 2 | 1 | 4 | 0 | 11 |
| 273 | Amusement Devices: Games | 3 | 3 | 1 | 2 | 2 | 11 |
| 403 | Joints and Connections | 1 | 0 | 1 | 4 | 5 | 11 |
| 431 | Combustion | 2 | 2 | 3 | 3 | 1 | 11 |
| 040 | Card, Picture, or Sign Exhibiting | 2 | 3 | 2 | 3 | 0 | 10 |
| 165 | Heat Exchange | 1 | 1 | 5 | 3 | 0 | 10 |
| 342 | Communications: Directive Radio Wave Systems and Devices (e.g., Radar, Radio Navigation) | 3 | 2 | 0 | 0 | 5 | 10 |
| 404 | Road Structure, Process, or Apparatus | 3 | 2 | 2 | 2 | 1 | 10 |
| 169 | Fire Extinguishers | 0 | 0 | 4 | 1 | 4 | 9 |
| 172 | Earth Working | 3 | 0 | 1 | 4 | 1 | 9 |
| 209 | Classifying, Separating, and Assorting Solids | 2 | 0 | 3 | 1 | 3 | 9 |
| 251 | Valves and Valve Actuation | 1 | 3 | 0 | 2 | 3 | 9 |
| 254 | Implements or Apparatus for Applying Pushing or Pulling Force | 4 | 1 | 1 | 1 | 2 | 9 |
| 277 | Seal for a Joint or Juncture | 1 | 1 | 1 | 2 | 4 | 9 |
| 374 | Thermal Measuring and Testing | 3 | 1 | 1 | 2 | 2 | 9 |
| 430 | Radiation Imagery Chemistry: Process, Composition, or Product Thereof | 3 | 2 | 1 | 3 | 0 | 9 |
| 454 | Ventilation | 2 | 0 | 2 | 3 | 2 | 9 |
| 493 | Manufacturing Container or Tube From Paper; or Other Manufacturing From a Sheet or Web | 1 | 3 | 2 | 1 | 2 | 9 |
| 101 | Printing | 0 | 2 | 2 | 3 | 1 | 8 |
| 118 | Coating Apparatus | 1 | 0 | 1 | 2 | 4 | 8 |
| 135 | Tent, Canopy, Umbrella, or Cane | 1 | 2 | 3 | 1 | 1 | 8 |
| 144 | Woodworking | 4 | 3 | 0 | 0 | 1 | 8 |
| 192 | Clutches and Power-Stop Control | 3 | 2 | 1 | 1 | 1 | 8 |
| 229 | Envelopes, Wrappers, and Paperboard Boxes | 2 | 0 | 2 | 1 | 3 | 8 |
| 269 | Work Holders | 2 | 2 | 4 | 0 | 0 | 8 |
| 331 | Oscillators | 3 | 2 | 2 | 1 | 0 | 8 |
| 353 | Optics: Image Projectors | 0 | 3 | 4 | 0 | 1 | 8 |
| 445 | Electric Lamp or Space Discharge Component or Device Manufacturing | 2 | 3 | 1 | 2 | 0 | 8 |
| 034 | Drying and Gas or Vapor Contact with Solids | 1 | 2 | 0 | 2 | 2 | 7 |
| 037 | Excavating | 1 | 0 | 0 | 3 | 3 | 7 |
| 122 | Liquid Heaters and Vaporizers | 0 | 0 | 2 | 3 | 2 | 7 |
| 166 | Wells (shafts or deep borings in the earth, e.g., for oil and gas) | 0 | 0 | 0 | 3 | 4 | 7 |
| 205 | Electrolysis: Processes, Compositions Used Therein, and Methods of Preparing the Compositions | 1 | 0 | 4 | 0 | 2 | 7 |
| 215 | Bottles and Jars | 1 | 4 | 0 | 2 | 0 | 7 |
| 266 | Metallurgical Apparatus | 0 | 3 | 2 | 0 | 2 | 7 |
| 336 | Inductor Devices | 4 | 2 | 1 | 0 | 0 | 7 |
| 396 | Photography | 3 | 2 | 2 | 0 | 0 | 7 |
| 408 | Cutting by Use of Rotating Axially Moving Tool | 4 | 1 | 0 | 1 | 1 | 7 |
| 409 | Gear Cutting, Milling, or Planing | 2 | 2 | 2 | 0 | 1 | 7 |
| 472 | Amusement Devices | 1 | 1 | 0 | 3 | 2 | 7 |
| 585 | Chemistry of Hydrocarbon Compounds | 1 | 1 | 3 | 1 | 1 | 7 |
| 007 | Compound Hand Tools | 0 | 0 | 2 | 0 | 4 | 6 |
| 008 | Bleaching and Dyeing; Fluid Treatment and Chemical Modification of Textiles and Fibers | 3 | 1 | 1 | 1 | 0 | 6 |
| 036 | Boots, Shoes, and Leggings | 1 | 2 | 0 | 2 | 1 | 6 |
| 044 | Fuel and Related Compositions | 0 | 2 | 4 | 0 | 0 | 6 |
| 057 | Textiles: Spinning, Twisting, and Twining | 3 | 1 | 2 | 0 | 0 | 6 |
| 068 | Textiles: Fluid Treating Apparatus | 1 | 0 | 2 | 2 | 1 | 6 |
| 117 | Single-Crystal, Oriented-Crystal, and Epitaxy Growth Processes; Non-Coating Apparatus Therefor | 2 | 0 | 1 | 0 | 3 | 6 |
| 177 | Weighing Scales | 1 | 1 | 1 | 1 | 2 | 6 |
| 201 | Distillation: Processes, Thermolytic | 1 | 1 | 1 | 1 | 2 | 6 |
| 261 | Gas and Liquid Contact Apparatus | 1 | 2 | 1 | 0 | 2 | 6 |
| 267 | Spring Devices | 0 | 0 | 1 | 3 | 2 | 6 |
| 279 | Chucks or Sockets | 0 | 3 | 1 | 2 | 0 | 6 |
| 360 | Dynamic Magnetic Information Storage or Retrieval | 2 | 1 | 1 | 1 | 1 | 6 |
| 433 | Dentistry | 0 | 2 | 2 | 0 | 2 | 6 |
| 446 | Amusement Devices: Toys | 1 | 1 | 1 | 1 | 2 | 6 |
| 019 | Textiles: Fiber Preparation | 0 | 2 | 0 | 1 | 2 | 5 |
| 071 | Chemistry: Fertilizers | 1 | 3 | 0 | 1 | 0 | 5 |
| 074 | Machine Element or Mechanism | 1 | 1 | 1 | 0 | 2 | 5 |
| 082 | Turning (e.g., for metal working) | 0 | 2 | 2 | 0 | 1 | 5 |
| 099 | Foods and Beverages: Apparatus | 1 | 1 | 0 | 0 | 3 | 5 |
| 152 | Resilient Tires and Wheels | 1 | 3 | 1 | 0 | 0 | 5 |
| 366 | Agitating (e.g., of articles and materials) | 2 | 0 | 1 | 1 | 1 | 5 |
| 368 | Horology: Time Measuring Systems or Devices | 1 | 2 | 0 | 1 | 1 | 5 |
| 420 | Alloys or Metallic Compositions | 1 | 1 | 1 | 1 | 1 | 5 |
| 474 | Endless Belt Power Transmission Systems or Components | 2 | 2 | 0 | 0 | 1 | 5 |
| 588 | Hazardous or Toxic Waste Destruction or Containment | 0 | 1 | 1 | 2 | 1 | 5 |
| 100 | Presses | 2 | 0 | 2 | 0 | 0 | 4 |
| 102 | Ammunition and Explosives | 0 | 0 | 1 | 2 | 1 | 4 |
| 116 | Signals and Indicators | 1 | 1 | 1 | 0 | 1 | 4 |
| 124 | Mechanical Guns and Projectors | 1 | 0 | 0 | 1 | 2 | 4 |
| 132 | Toilet | 1 | 0 | 1 | 2 | 0 | 4 |
| 138 | Pipes and Tubular Conduits | 0 | 2 | 1 | 0 | 1 | 4 |
| 150 | Purses, Wallets, and Protective Covers | 1 | 1 | 0 | 2 | 0 | 4 |
| 228 | Metal Fusion Bonding | 3 | 0 | 1 | 0 | 0 | 4 |
| 236 | Automatic Temperature and Humidity Regulation | 1 | 2 | 1 | 0 | 0 | 4 |
| 271 | Sheet Feeding or Delivering | 0 | 1 | 0 | 3 | 0 | 4 |
| 332 | Modulators | 0 | 1 | 0 | 2 | 1 | 4 |
| 337 | Electricity: Electrothermally or Thermally Actuated Switches | 1 | 2 | 1 | 0 | 0 | 4 |
| 338 | Electrical Resistors | 0 | 0 | 2 | 2 | 0 | 4 |
| 383 | Flexible Bags | 0 | 0 | 1 | 2 | 1 | 4 |
| 392 | Electric Resistance Heating Devices | 1 | 2 | 0 | 1 | 0 | 4 |
| 410 | Freight Accommodation On Freight Carrier | 1 | 1 | 1 | 0 | 1 | 4 |
| 411 | Expanded, Threaded, Driven, Headed, Tool-Deformed, or Locked-Threaded Fastener | 0 | 1 | 0 | 1 | 2 | 4 |
| 475 | Planetary Gear Transmission Systems or Components | 1 | 1 | 1 | 1 | 0 | 4 |
| 028 | Textiles: Manufacturing | 0 | 0 | 1 | 1 | 1 | 3 |
| 063 | Jewelry | 0 | 2 | 0 | 1 | 0 | 3 |
| 086 | Ammunition and Explosive-Charge Making | 0 | 0 | 0 | 0 | 3 | 3 |
| 140 | Wireworking | 0 | 1 | 1 | 0 | 1 | 3 |
| 157 | Wheelwright Machines | 0 | 1 | 1 | 1 | 0 | 3 |
| 187 | Elevator, Industrial Lift Truck, or Stationary Lift for Vehicle | 1 | 0 | 1 | 1 | 0 | 3 |
| 193 | Conveyors, Chutes, Skids, Guides, and Ways | 1 | 0 | 1 | 1 | 0 | 3 |
| 216 | Etching a Substrate: Processes | 0 | 1 | 0 | 2 | 0 | 3 |
| 227 | Elongated-Member-Driving Apparatus | 0 | 0 | 2 | 0 | 1 | 3 |
| 293 | Vehicle Fenders | 0 | 0 | 1 | 2 | 0 | 3 |
| 298 | Land Vehicles: Dumping | 0 | 0 | 3 | 0 | 0 | 3 |
| 303 | Fluid-Pressure and Analogous Brake Systems | 1 | 1 | 0 | 1 | 0 | 3 |
| 407 | Cutters, for Shaping | 0 | 0 | 1 | 2 | 0 | 3 |
| 464 | Rotary Shafts, Gudgeons, Housings, and Flexible Couplings for Rotary Shafts | 1 | 1 | 0 | 1 | 0 | 3 |
| 506 | Combinatorial Chemistry Technology: Method, Library, Apparatus | 0 | 0 | 0 | 2 | 1 | 3 |
| 508 | Solid Anti-Friction Devices, Materials Therefor, Lubricant or Separant Compositions for Moving Solid Surfaces, and Miscellaneous Mineral Oil Compositions | 1 | 0 | 0 | 1 | 1 | 3 |
| 601 | Surgery: Kinesitherapy | 1 | 1 | 0 | 0 | 1 | 3 |
| 014 | Bridges | 1 | 0 | 0 | 0 | 1 | 2 |
| 026 | Textiles: Cloth Finishing | 0 | 1 | 1 | 0 | 0 | 2 |
| 038 | Textiles: Ironing or Smoothing | 0 | 0 | 1 | 1 | 0 | 2 |
| 048 | Gas: Heating and Illuminating | 1 | 0 | 1 | 0 | 0 | 2 |
| 092 | Expansible Chamber Devices | 0 | 0 | 1 | 0 | 1 | 2 |
| 139 | Textiles: Weaving | 2 | 0 | 0 | 0 | 0 | 2 |
| 159 | Concentrating Evaporators | 1 | 0 | 0 | 0 | 1 | 2 |
| 202 | Distillation: Apparatus | 0 | 0 | 0 | 1 | 1 | 2 |
| 208 | Mineral Oils: Processes and Products | 0 | 0 | 0 | 2 | 0 | 2 |
| 212 | Traversing Hoists | 0 | 0 | 0 | 0 | 2 | 2 |
| 256 | Fences | 0 | 0 | 2 | 0 | 0 | 2 |
| 283 | Printed Matter | 0 | 0 | 1 | 1 | 0 | 2 |
| 305 | Wheel Substitutes for Land Vehicles | 0 | 1 | 0 | 0 | 1 | 2 |
| 367 | Communications, Electrical: Acoustic Wave Systems and Devices | 1 | 0 | 1 | 0 | 0 | 2 |
| 373 | Industrial Electric Heating Furnaces | 0 | 0 | 0 | 1 | 1 | 2 |
| 418 | Rotary Expansible Chamber Devices | 0 | 0 | 0 | 0 | 2 | 2 |
| 450 | Foundation Garments | 0 | 1 | 1 | 0 | 0 | 2 |
| 483 | Tool Changing | 0 | 1 | 0 | 1 | 0 | 2 |
| 054 | Harness for Working Animal | 0 | 1 | 0 | 0 | 0 | 1 |
| 059 | Chain, Staple, and Horseshoe Making | 0 | 0 | 0 | 0 | 1 | 1 |
| 104 | Railways | 0 | 0 | 1 | 0 | 0 | 1 |
| 109 | Safes, Bank Protection, or a Related Device | 0 | 0 | 0 | 0 | 1 | 1 |
| 110 | Furnaces | 0 | 1 | 0 | 0 | 0 | 1 |
| 111 | Planting | 0 | 0 | 0 | 1 | 0 | 1 |
| 112 | Sewing | 0 | 0 | 0 | 1 | 0 | 1 |
| 125 | Stone Working | 0 | 0 | 1 | 0 | 0 | 1 |
| 175 | Boring or Penetrating the Earth | 0 | 0 | 0 | 0 | 1 | 1 |
| 184 | Lubrication | 0 | 1 | 0 | 0 | 0 | 1 |
| 190 | Trunks and Hand-Carried Luggage | 0 | 1 | 0 | 0 | 0 | 1 |
| 191 | Electricity: Transmission To Vehicles | 1 | 0 | 0 | 0 | 0 | 1 |
| 203 | Distillation: Processes, Separatory | 0 | 0 | 0 | 0 | 1 | 1 |
| 213 | Railway Draft Appliances | 1 | 0 | 0 | 0 | 0 | 1 |
| 217 | Wooden Receptacles | 0 | 0 | 1 | 0 | 0 | 1 |
| 218 | High-Voltage Switches with Arc Preventing or Extinguishing Devices | 0 | 0 | 0 | 0 | 1 | 1 |
| 223 | Apparel Apparatus | 0 | 0 | 0 | 0 | 1 | 1 |
| 225 | Severing by Tearing or Breaking | 0 | 0 | 0 | 1 | 0 | 1 |
| 232 | Deposit and Collection Receptacles | 0 | 1 | 0 | 0 | 0 | 1 |
| 249 | Static Molds | 0 | 0 | 0 | 0 | 1 | 1 |
| 270 | Sheet-Material Associating | 1 | 0 | 0 | 0 | 0 | 1 |
| 299 | Mining or In Situ Disintegration of Hard Material | 0 | 0 | 0 | 1 | 0 | 1 |
| 352 | Optics: Motion Pictures | 0 | 0 | 1 | 0 | 0 | 1 |
| 369 | Dynamic Information Storage or Retrieval | 0 | 1 | 0 | 0 | 0 | 1 |
| 372 | Coherent Light Generators | 0 | 0 | 0 | 0 | 1 | 1 |
| 377 | Electrical Pulse Counters, Pulse Dividers, or Shift Registers: Circuits and Systems | 1 | 0 | 0 | 0 | 0 | 1 |
| 406 | Conveyors: Fluid Current | 0 | 0 | 1 | 0 | 0 | 1 |
| 419 | Powder Metallurgy Processes | 0 | 1 | 0 | 0 | 0 | 1 |
| 440 | Marine Propulsion | 0 | 0 | 0 | 0 | 1 | 1 |
| 449 | Bee Culture (propagating, raising, caring for bees) | 0 | 0 | 0 | 0 | 1 | 1 |
| 470 | Threaded, Headed Fastener, or Washer Making: Process and Apparatus | 1 | 0 | 0 | 0 | 0 | 1 |
| 476 | Friction Gear Transmission Systems or Components | 0 | 0 | 1 | 0 | 0 | 1 |
| 477 | Interrelated Power Delivery Controls, Including Engine Control | 0 | 0 | 1 | 0 | 0 | 1 |
| 494 | Imperforate Bowl: Centrifugal Separators | 0 | 0 | 0 | 0 | 1 | 1 |
| 505 | Superconductor Technology: Apparatus, Material, Process | 0 | 0 | 1 | 0 | 0 | 1 |
| ALL | ALL CLASSES | 2607 | 2977 | 3143 | 3411 | 3354 | 15492 |
Questions regarding these reports should be directed to:
U.S. Patent and Trademark Office
Electronic Information Products Division - PTMT
P.O Box 1450
Alexandria VA 22313-1450tel: (571) 272-5600
fax: (571) 273-0110
email: oeip@uspto.govaddress of PTMT pages at the USPTO Web Site: http://www.uspto.gov/web/offices/ac/ido/oeip/taf/reports.htm
selected PTMT materials available for download at : http://www.uspto.gov/web/offices/ac/ido/oeip/taf/data/
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