U.S. PATENT AND TRADEMARK OFFICE Information Products Division Technology Assessment and Forecast (TAF) Branch |
Class | Class Title | 1996 | 1997 | 1998 | 1999 | 2000 | Total |
128 | Surgery (includes Class 600) | 0 | 1 | 0 | 1 | 1 | 3 |
424 | Drug, Bio-Affecting and Body Treating Compositions (includes Class 514) | 0 | 0 | 1 | 2 | 0 | 3 |
073 | Measuring and Testing | 0 | 2 | 0 | 0 | 0 | 2 |
310 | Electrical Generator or Motor Structure | 0 | 0 | 1 | 0 | 1 | 2 |
704 | DP: Speech Signal Processing, Linguistics, Language Translation, and Audio Compression/Decompression (Data Processing) | 1 | 1 | 0 | 0 | 0 | 2 |
005 | Beds | 0 | 0 | 0 | 1 | 0 | 1 |
056 | Harvesters | 0 | 1 | 0 | 0 | 0 | 1 |
062 | Refrigeration | 0 | 1 | 0 | 0 | 0 | 1 |
066 | Textiles: Knitting | 0 | 0 | 1 | 0 | 0 | 1 |
096 | Gas Separation: Apparatus | 0 | 0 | 1 | 0 | 0 | 1 |
117 | Single-Crystal, Oriented-Crystal, and Epitaxy Growth Processes; Non-Coating Apparatus Therefor | 1 | 0 | 0 | 0 | 0 | 1 |
205 | Electrolysis: Processes, Compositions Used Therein, and Methods of Preparing the Compositions | 0 | 0 | 0 | 0 | 1 | 1 |
210 | Liquid Purification or Separation | 0 | 0 | 0 | 1 | 0 | 1 |
220 | Receptacles | 0 | 0 | 0 | 0 | 1 | 1 |
250 | Radiant Energy | 1 | 0 | 0 | 0 | 0 | 1 |
261 | Gas and Liquid Contact Apparatus | 0 | 1 | 0 | 0 | 0 | 1 |
267 | Spring Devices | 0 | 1 | 0 | 0 | 0 | 1 |
279 | Chucks or Sockets | 0 | 0 | 1 | 0 | 0 | 1 |
290 | Prime-Mover Dynamo Plants | 0 | 0 | 0 | 0 | 1 | 1 |
341 | Coded Data Generation or Conversion | 0 | 0 | 0 | 0 | 1 | 1 |
361 | Electricity: Electrical Systems and Devices | 0 | 0 | 1 | 0 | 0 | 1 |
405 | Hydraulic and Earth Engineering | 0 | 0 | 1 | 0 | 0 | 1 |
427 | Coating Processes | 0 | 0 | 0 | 0 | 1 | 1 |
431 | Combustion | 0 | 0 | 1 | 0 | 0 | 1 |
433 | Dentistry | 0 | 0 | 0 | 0 | 1 | 1 |
434 | Education and Demonstration | 0 | 0 | 0 | 0 | 1 | 1 |
435 | Chemistry: Molecular Biology and Microbiology | 0 | 0 | 1 | 0 | 0 | 1 |
473 | Games Using Tangible Projectile | 0 | 0 | 1 | 0 | 0 | 1 |
494 | Imperforate Bowl: Centrifugal Separators | 0 | 0 | 1 | 0 | 0 | 1 |
520 | Synthetic Resins or Natural Rubbers (includes Classes 520-528) | 0 | 0 | 0 | 0 | 1 | 1 |
532 | Organic Compounds (includes Classes 532-570) | 0 | 0 | 0 | 0 | 1 | 1 |
ALL | ALL CLASSES | 3 | 8 | 11 | 5 | 11 | 38 |
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/