U.S. PATENT AND TRADEMARK OFFICE Information Products Division Technology Assessment and Forecast (TAF) Branch |
Class | Class Title | 1996 | 1997 | 1998 | 1999 | 2000 | Total |
424 | Drug, Bio-Affecting and Body Treating Compositions (includes Class 514) | 1 | 6 | 6 | 8 | 6 | 27 |
435 | Chemistry: Molecular Biology and Microbiology | 4 | 3 | 4 | 3 | 5 | 19 |
052 | Static Structures (e.g., Buildings) | 1 | 5 | 2 | 3 | 2 | 13 |
128 | Surgery (includes Class 600) | 2 | 2 | 3 | 2 | 3 | 12 |
015 | Brushing, Scrubbing, and General Cleaning | 2 | 2 | 1 | 3 | 3 | 11 |
114 | Ships | 3 | 2 | 3 | 2 | 1 | 11 |
441 | Buoys, Rafts, and Aquatic Devices | 3 | 1 | 2 | 1 | 3 | 10 |
800 | Multicellular Living Organisms and Unmodified Parts Thereof and Related Processes | 1 | 0 | 2 | 2 | 4 | 9 |
002 | Apparel | 0 | 2 | 3 | 1 | 2 | 8 |
073 | Measuring and Testing | 4 | 1 | 0 | 2 | 1 | 8 |
520 | Synthetic Resins or Natural Rubbers (includes Classes 520-528) | 1 | 4 | 2 | 0 | 1 | 8 |
473 | Games Using Tangible Projectile | 3 | 2 | 0 | 2 | 0 | 7 |
604 | Surgery (Medicators and Receptors) | 2 | 0 | 2 | 1 | 2 | 7 |
005 | Beds | 2 | 1 | 1 | 0 | 2 | 6 |
123 | Internal-Combustion Engines | 2 | 2 | 2 | 0 | 0 | 6 |
606 | Surgery (instruments) | 0 | 0 | 2 | 2 | 2 | 6 |
033 | Geometrical Instruments | 0 | 2 | 2 | 0 | 1 | 5 |
043 | Fishing, Trapping, and Vermin Destroying | 3 | 0 | 0 | 0 | 2 | 5 |
070 | Locks | 1 | 2 | 1 | 0 | 1 | 5 |
224 | Package and Article Carriers | 2 | 1 | 2 | 0 | 0 | 5 |
434 | Education and Demonstration | 2 | 0 | 0 | 3 | 0 | 5 |
455 | Telecommunications | 1 | 2 | 1 | 0 | 1 | 5 |
532 | Organic Compounds (includes Classes 532-570) | 3 | 2 | 0 | 0 | 0 | 5 |
280 | Land Vehicles | 0 | 0 | 2 | 0 | 2 | 4 |
351 | Optics: Eye Examining, Vision Testing and Correcting | 1 | 1 | 0 | 1 | 1 | 4 |
378 | X-Ray or Gamma Ray Systems or Devices | 0 | 1 | 1 | 2 | 0 | 4 |
426 | Food or Edible Material: Processes, Compositions, and Products | 0 | 0 | 1 | 3 | 0 | 4 |
446 | Amusement Devices: Toys | 0 | 1 | 1 | 2 | 0 | 4 |
482 | Exercise Devices | 0 | 1 | 0 | 1 | 2 | 4 |
004 | Baths, Closets, Sinks, and Spittoons | 0 | 2 | 1 | 0 | 0 | 3 |
047 | Plant Husbandry | 1 | 0 | 1 | 1 | 0 | 3 |
053 | Package Making | 1 | 0 | 1 | 1 | 0 | 3 |
084 | Music | 0 | 0 | 1 | 0 | 2 | 3 |
119 | Animal Husbandry | 0 | 2 | 0 | 1 | 0 | 3 |
206 | Special Receptacle or Package | 0 | 1 | 1 | 1 | 0 | 3 |
210 | Liquid Purification or Separation | 2 | 0 | 0 | 0 | 1 | 3 |
220 | Receptacles | 1 | 0 | 0 | 2 | 0 | 3 |
239 | Fluid Sprinkling, Spraying, and Diffusing | 1 | 0 | 0 | 1 | 1 | 3 |
244 | Aeronautics | 0 | 0 | 1 | 1 | 1 | 3 |
273 | Amusement Devices: Games | 1 | 2 | 0 | 0 | 0 | 3 |
294 | Handling: Hand and Hoist-Line Implements | 1 | 2 | 0 | 0 | 0 | 3 |
340 | Communications: Electrical | 1 | 0 | 1 | 0 | 1 | 3 |
359 | Optics: Systems (Including Communication) and Elements | 1 | 0 | 0 | 1 | 1 | 3 |
414 | Material or Article Handling | 0 | 1 | 1 | 1 | 0 | 3 |
463 | Amusement Devices: Games | 0 | 1 | 1 | 0 | 1 | 3 |
709 | Multiple Computer or Process Coordinating (Electrical Computers and Digital Processing Systems) | 0 | 0 | 1 | 1 | 1 | 3 |
074 | Machine Element or Mechanism | 0 | 1 | 1 | 0 | 0 | 2 |
099 | Foods and Beverages: Apparatus | 0 | 2 | 0 | 0 | 0 | 2 |
108 | Horizontally Supported Planar Surfaces | 1 | 0 | 0 | 1 | 0 | 2 |
124 | Mechanical Guns and Projectors | 2 | 0 | 0 | 0 | 0 | 2 |
126 | Stoves and Furnaces | 1 | 1 | 0 | 0 | 0 | 2 |
127 | Sugar, Starch, and Carbohydrates | 1 | 0 | 0 | 1 | 0 | 2 |
137 | Fluid Handling | 0 | 0 | 1 | 1 | 0 | 2 |
156 | Adhesive Bonding and Miscellaneous Chemical Manufacture | 0 | 0 | 0 | 2 | 0 | 2 |
182 | Fire Escape, Ladder, or Scaffold | 0 | 1 | 1 | 0 | 0 | 2 |
211 | Supports: Racks | 0 | 2 | 0 | 0 | 0 | 2 |
242 | Winding, Tensioning, or Guiding | 2 | 0 | 0 | 0 | 0 | 2 |
248 | Supports (e.g., for holding articles, etc.) | 0 | 0 | 0 | 2 | 0 | 2 |
297 | Chairs and Seats | 0 | 1 | 0 | 1 | 0 | 2 |
333 | Wave Transmission Lines and Networks | 1 | 0 | 1 | 0 | 0 | 2 |
343 | Communications: Radio Wave Antennas | 0 | 0 | 1 | 1 | 0 | 2 |
345 | Computer Graphics Processing, Operator Interface Processing, and Selective Visual Display Systems | 0 | 0 | 1 | 1 | 0 | 2 |
362 | Illumination | 0 | 0 | 0 | 1 | 1 | 2 |
367 | Communications, Electrical: Acoustic Wave Systems and Devices | 0 | 1 | 1 | 0 | 0 | 2 |
368 | Horology: Time Measuring Systems or Devices | 0 | 0 | 0 | 2 | 0 | 2 |
382 | Image Analysis | 1 | 1 | 0 | 0 | 0 | 2 |
400 | Typewriting Machines | 0 | 0 | 0 | 2 | 0 | 2 |
422 | Chemical Apparatus and Process Disinfecting, Deodorizing, Preserving, or Sterilizing | 0 | 0 | 1 | 0 | 1 | 2 |
428 | Stock Material or Miscellaneous Articles | 0 | 0 | 0 | 0 | 2 | 2 |
436 | Chemistry: Analytical and Immunological Testing | 1 | 0 | 0 | 0 | 1 | 2 |
702 | DP: Measuring, Calibrating, or Testing (Data Processing) | 0 | 0 | 0 | 0 | 2 | 2 |
703 | DP: Structural Design, Modeling, Simulation, and Emulation (Data Processing) | 0 | 0 | 2 | 0 | 0 | 2 |
705 | DP: Financial, Business Practice, Management, or Cost/Price Determination (Data Processing) | 1 | 0 | 1 | 0 | 0 | 2 |
707 | DP: Database and File Management, Data Structures, Or Document Processing (Data Processing) | 0 | 0 | 0 | 1 | 1 | 2 |
712 | Processing Architectures and Instruction Processing, e.g., Processors (Electrical Computers and Digital Processing Systems) | 1 | 0 | 1 | 0 | 0 | 2 |
713 | Support (Electrical Computers and Digital Processing Systems) | 1 | 0 | 1 | 0 | 0 | 2 |
714 | Error Detection/Correction and Fault Detection/Recovery | 0 | 0 | 2 | 0 | 0 | 2 |
717 | DP: Software Development, Installation, and Management (Data Processing) | 0 | 0 | 0 | 2 | 0 | 2 |
008 | Bleaching and Dyeing; Fluid Treatment and Chemical Modification of Textiles and Fibers | 0 | 0 | 1 | 0 | 0 | 1 |
024 | Buckles, Buttons, Clasps, Etc. | 0 | 0 | 0 | 0 | 1 | 1 |
029 | Metal Working | 1 | 0 | 0 | 0 | 0 | 1 |
030 | Cutlery | 0 | 0 | 0 | 0 | 1 | 1 |
034 | Drying and Gas or Vapor Contact with Solids | 0 | 1 | 0 | 0 | 0 | 1 |
036 | Boots, Shoes, and Leggings | 0 | 1 | 0 | 0 | 0 | 1 |
040 | Card, Picture, or Sign Exhibiting | 0 | 1 | 0 | 0 | 0 | 1 |
044 | Fuel and Related Compositions | 1 | 0 | 0 | 0 | 0 | 1 |
048 | Gas: Heating and Illuminating | 0 | 0 | 0 | 0 | 1 | 1 |
049 | Movable or Removable Closures | 1 | 0 | 0 | 0 | 0 | 1 |
060 | Power Plants | 0 | 0 | 1 | 0 | 0 | 1 |
062 | Refrigeration | 0 | 0 | 1 | 0 | 0 | 1 |
063 | Jewelry | 0 | 0 | 0 | 1 | 0 | 1 |
083 | Cutting | 1 | 0 | 0 | 0 | 0 | 1 |
101 | Printing | 1 | 0 | 0 | 0 | 0 | 1 |
112 | Sewing | 0 | 0 | 0 | 1 | 0 | 1 |
118 | Coating Apparatus | 0 | 0 | 1 | 0 | 0 | 1 |
131 | Tobacco | 1 | 0 | 0 | 0 | 0 | 1 |
132 | Toilet | 0 | 0 | 1 | 0 | 0 | 1 |
135 | Tent, Canopy, Umbrella, or Cane | 0 | 0 | 0 | 0 | 1 | 1 |
136 | Batteries: Thermoelectric and Photoelectric | 0 | 0 | 1 | 0 | 0 | 1 |
138 | Pipes and Tubular Conduits | 0 | 0 | 0 | 1 | 0 | 1 |
141 | Fluent Material Handling, with Receiver or Receiver Coacting Means | 1 | 0 | 0 | 0 | 0 | 1 |
169 | Fire Extinguishers | 1 | 0 | 0 | 0 | 0 | 1 |
192 | Clutches and Power-Stop Control | 1 | 0 | 0 | 0 | 0 | 1 |
202 | Distillation: Apparatus | 0 | 0 | 1 | 0 | 0 | 1 |
205 | Electrolysis: Processes, Compositions Used Therein, and Methods of Preparing the Compositions | 0 | 0 | 0 | 0 | 1 | 1 |
221 | Article Dispensing | 0 | 0 | 0 | 0 | 1 | 1 |
229 | Envelopes, Wrappers, and Paperboard Boxes | 0 | 1 | 0 | 0 | 0 | 1 |
235 | Registers (e.g., cash registers, calculators, devices for counting movements of devices, etc.) | 0 | 0 | 0 | 1 | 0 | 1 |
250 | Radiant Energy | 0 | 1 | 0 | 0 | 0 | 1 |
254 | Implements or Apparatus for Applying Pushing or Pulling Force | 0 | 1 | 0 | 0 | 0 | 1 |
256 | Fences | 0 | 0 | 0 | 0 | 1 | 1 |
269 | Work Holders | 0 | 1 | 0 | 0 | 0 | 1 |
290 | Prime-Mover Dynamo Plants | 0 | 0 | 0 | 0 | 1 | 1 |
296 | Land Vehicles: Bodies and Tops | 0 | 1 | 0 | 0 | 0 | 1 |
307 | Electrical Transmission or Interconnection Systems | 0 | 0 | 0 | 0 | 1 | 1 |
322 | Electricity: Single Generator Systems | 0 | 0 | 0 | 0 | 1 | 1 |
342 | Communications: Directive Radio Wave Systems and Devices (e.g., Radar, Radio Navigation) | 0 | 0 | 0 | 1 | 0 | 1 |
347 | Incremental Printing of Symbolic Information | 0 | 0 | 0 | 0 | 1 | 1 |
356 | Optics: Measuring and Testing | 0 | 0 | 0 | 0 | 1 | 1 |
366 | Agitating (e.g., of articles and materials) | 0 | 0 | 0 | 1 | 0 | 1 |
370 | Multiplex Communications | 1 | 0 | 0 | 0 | 0 | 1 |
376 | Induced Nuclear Reactions: Processes, Systems, and Elements | 0 | 0 | 1 | 0 | 0 | 1 |
379 | Telephonic Communications | 1 | 0 | 0 | 0 | 0 | 1 |
381 | Electrical Audio Signal Processing Systems and Devices | 0 | 0 | 0 | 1 | 0 | 1 |
385 | Optical Waveguides | 0 | 0 | 1 | 0 | 0 | 1 |
405 | Hydraulic and Earth Engineering | 0 | 1 | 0 | 0 | 0 | 1 |
410 | Freight Accommodation On Freight Carrier | 0 | 0 | 0 | 1 | 0 | 1 |
427 | Coating Processes | 0 | 0 | 0 | 0 | 1 | 1 |
429 | Chemistry: Electrical Current Producing Apparatus, Product, and Process | 1 | 0 | 0 | 0 | 0 | 1 |
433 | Dentistry | 0 | 0 | 0 | 1 | 0 | 1 |
439 | Electrical Connectors | 0 | 0 | 1 | 0 | 0 | 1 |
475 | Planetary Gear Transmission Systems or Components | 0 | 0 | 1 | 0 | 0 | 1 |
505 | Superconductor Technology: Apparatus, Material, Process | 0 | 1 | 0 | 0 | 0 | 1 |
510 | Cleaning Compositions for Solid Surfaces, Auxiliary Compositions Therefor, or Processes of Preparing the Compositions | 1 | 0 | 0 | 0 | 0 | 1 |
601 | Surgery: Kinesitherapy | 0 | 0 | 1 | 0 | 0 | 1 |
602 | Surgery: Splint, Brace, or Bandage | 0 | 0 | 1 | 0 | 0 | 1 |
704 | DP: Speech Signal Processing, Linguistics, Language Translation, and Audio Compression/Decompression (Data Processing) | 0 | 0 | 0 | 1 | 0 | 1 |
ALL | ALL CLASSES | 80 | 77 | 84 | 83 | 77 | 401 |
U.S. Patent and Trademark Office
Information Products Division - TAF Branch
PK3- Suite 441
Washington, DC 20231 tel: (703) 306-2600
FAX: (703) 306-2737
email: oeip@uspto.gov address of TAF Internet pages : http://www.uspto.gov/web/offices/ac/ido/oeip/taf/tafp.html
ftp download of TAF reports from : ftp.uspto.gov/pub/taf/