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 | 2 | 0 | 5 | 1 | 9 |
435 | Chemistry: Molecular Biology and Microbiology | 3 | 0 | 1 | 1 | 1 | 6 |
128 | Surgery (includes Class 600) | 1 | 2 | 1 | 1 | 0 | 5 |
123 | Internal-Combustion Engines | 0 | 0 | 1 | 1 | 1 | 3 |
370 | Multiplex Communications | 1 | 0 | 1 | 1 | 0 | 3 |
433 | Dentistry | 1 | 1 | 0 | 1 | 0 | 3 |
008 | Bleaching and Dyeing; Fluid Treatment and Chemical Modification of Textiles and Fibers | 0 | 1 | 1 | 0 | 0 | 2 |
052 | Static Structures (e.g., Buildings) | 1 | 1 | 0 | 0 | 0 | 2 |
060 | Power Plants | 1 | 0 | 1 | 0 | 0 | 2 |
074 | Machine Element or Mechanism | 0 | 0 | 0 | 1 | 1 | 2 |
114 | Ships | 2 | 0 | 0 | 0 | 0 | 2 |
131 | Tobacco | 0 | 0 | 0 | 2 | 0 | 2 |
220 | Receptacles | 0 | 0 | 1 | 0 | 1 | 2 |
264 | Plastic and Nonmetallic Article Shaping or Treating: Processes | 0 | 1 | 1 | 0 | 0 | 2 |
532 | Organic Compounds (includes Classes 532-570) | 0 | 0 | 2 | 0 | 0 | 2 |
714 | Error Detection/Correction and Fault Detection/Recovery | 1 | 0 | 0 | 1 | 0 | 2 |
001 | ** Classification Undetermined ** | 0 | 0 | 0 | 0 | 1 | 1 |
002 | Apparel | 0 | 0 | 0 | 1 | 0 | 1 |
033 | Geometrical Instruments | 1 | 0 | 0 | 0 | 0 | 1 |
048 | Gas: Heating and Illuminating | 0 | 1 | 0 | 0 | 0 | 1 |
049 | Movable or Removable Closures | 0 | 0 | 0 | 0 | 1 | 1 |
051 | Abrasive Tool Making Process, Material, or Composition | 0 | 0 | 0 | 0 | 1 | 1 |
073 | Measuring and Testing | 1 | 0 | 0 | 0 | 0 | 1 |
204 | Chemistry: Electrical and Wave Energy | 0 | 0 | 1 | 0 | 0 | 1 |
210 | Liquid Purification or Separation | 0 | 0 | 1 | 0 | 0 | 1 |
222 | Dispensing (apparatus and process) | 0 | 0 | 0 | 0 | 1 | 1 |
229 | Envelopes, Wrappers, and Paperboard Boxes | 0 | 0 | 0 | 1 | 0 | 1 |
239 | Fluid Sprinkling, Spraying, and Diffusing | 0 | 0 | 0 | 0 | 1 | 1 |
250 | Radiant Energy | 0 | 0 | 0 | 1 | 0 | 1 |
280 | Land Vehicles | 0 | 0 | 1 | 0 | 0 | 1 |
283 | Printed Matter | 0 | 0 | 0 | 0 | 1 | 1 |
292 | Closure Fasteners | 0 | 0 | 0 | 1 | 0 | 1 |
320 | Electricity: Battery or Capacitor Charging or Discharging | 0 | 1 | 0 | 0 | 0 | 1 |
324 | Electricity: Measuring and Testing | 0 | 0 | 1 | 0 | 0 | 1 |
330 | Amplifiers | 0 | 0 | 0 | 0 | 1 | 1 |
356 | Optics: Measuring and Testing | 0 | 0 | 0 | 1 | 0 | 1 |
369 | Dynamic Information Storage or Retrieval | 0 | 0 | 0 | 1 | 0 | 1 |
380 | Cryptography | 1 | 0 | 0 | 0 | 0 | 1 |
386 | Television Signal Processing for Dynamic Recording or Reproducing | 0 | 1 | 0 | 0 | 0 | 1 |
403 | Joints and Connections | 0 | 0 | 0 | 0 | 1 | 1 |
405 | Hydraulic and Earth Engineering | 0 | 0 | 1 | 0 | 0 | 1 |
425 | Plastic Article or Earthenware Shaping or Treating: Apparatus | 0 | 0 | 0 | 1 | 0 | 1 |
426 | Food or Edible Material: Processes, Compositions, and Products | 1 | 0 | 0 | 0 | 0 | 1 |
427 | Coating Processes | 0 | 0 | 0 | 0 | 1 | 1 |
428 | Stock Material or Miscellaneous Articles | 0 | 1 | 0 | 0 | 0 | 1 |
436 | Chemistry: Analytical and Immunological Testing | 1 | 0 | 0 | 0 | 0 | 1 |
520 | Synthetic Resins or Natural Rubbers (includes Classes 520-528) | 0 | 0 | 0 | 0 | 1 | 1 |
604 | Surgery (Medicators and Receptors) | 0 | 0 | 0 | 1 | 0 | 1 |
704 | DP: Speech Signal Processing, Linguistics, Language Translation, and Audio Compression/Decompression (Data Processing) | 0 | 0 | 0 | 1 | 0 | 1 |
705 | DP: Financial, Business Practice, Management, or Cost/Price Determination (Data Processing) | 0 | 0 | 0 | 0 | 1 | 1 |
708 | Arithmetic Processing and Calculating (Electrical Computers) | 0 | 0 | 0 | 0 | 1 | 1 |
709 | Multiple Computer or Process Coordinating (Electrical Computers and Digital Processing Systems) | 0 | 0 | 1 | 0 | 0 | 1 |
711 | Memory (Electrical Computers and Digital Processing Systems) | 1 | 0 | 0 | 0 | 0 | 1 |
800 | Multicellular Living Organisms and Unmodified Parts Thereof and Related Processes | 0 | 0 | 0 | 0 | 1 | 1 |
ALL | ALL CLASSES | 18 | 12 | 16 | 23 | 18 | 87 |
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/