U.S. PATENT AND TRADEMARK OFFICE Information Products Division Technology Assessment and Forecast (TAF) Branch |
Class | Class Title | 1996 | 1997 | 1998 | 1999 | 2000 | Total |
165 | Heat Exchange | 0 | 0 | 0 | 1 | 1 | 2 |
340 | Communications: Electrical | 0 | 0 | 0 | 1 | 1 | 2 |
378 | X-Ray or Gamma Ray Systems or Devices | 0 | 0 | 1 | 1 | 0 | 2 |
604 | Surgery (Medicators and Receptors) | 1 | 1 | 0 | 0 | 0 | 2 |
052 | Static Structures (e.g., Buildings) | 0 | 0 | 0 | 0 | 1 | 1 |
205 | Electrolysis: Processes, Compositions Used Therein, and Methods of Preparing the Compositions | 0 | 0 | 1 | 0 | 0 | 1 |
252 | Compositions | 0 | 0 | 0 | 0 | 1 | 1 |
333 | Wave Transmission Lines and Networks | 1 | 0 | 0 | 0 | 0 | 1 |
417 | Pumps | 1 | 0 | 0 | 0 | 0 | 1 |
424 | Drug, Bio-Affecting and Body Treating Compositions (includes Class 514) | 0 | 0 | 0 | 1 | 0 | 1 |
464 | Rotary Shafts, Gudgeons, Housings, and Flexible Couplings for Rotary Shafts | 0 | 0 | 1 | 0 | 0 | 1 |
520 | Synthetic Resins or Natural Rubbers (includes Classes 520-528) | 1 | 0 | 0 | 0 | 0 | 1 |
ALL | ALL CLASSES | 4 | 1 | 3 | 4 | 4 | 16 |
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/