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) | 0 | 0 | 4 | 1 | 0 | 5 |
423 | Chemistry of Inorganic Compounds | 0 | 1 | 1 | 2 | 0 | 4 |
251 | Valves and Valve Actuation | 0 | 0 | 2 | 0 | 1 | 3 |
068 | Textiles: Fluid Treating Apparatus | 0 | 0 | 0 | 0 | 2 | 2 |
071 | Chemistry: Fertilizers | 0 | 1 | 0 | 1 | 0 | 2 |
075 | Specialized Metallurgical Processes, Compositions for Use Therein, Consolidated Metal Powder Compositions, and Loose Metal Particulate Mixtures | 1 | 0 | 1 | 0 | 0 | 2 |
209 | Classifying, Separating, and Assorting Solids | 1 | 0 | 0 | 1 | 0 | 2 |
211 | Supports: Racks | 0 | 1 | 1 | 0 | 0 | 2 |
280 | Land Vehicles | 0 | 1 | 0 | 1 | 0 | 2 |
345 | Computer Graphics Processing, Operator Interface Processing, and Selective Visual Display Systems | 0 | 0 | 1 | 0 | 1 | 2 |
520 | Synthetic Resins or Natural Rubbers (includes Classes 520-528) | 0 | 0 | 0 | 0 | 2 | 2 |
008 | Bleaching and Dyeing; Fluid Treatment and Chemical Modification of Textiles and Fibers | 0 | 0 | 0 | 1 | 0 | 1 |
034 | Drying and Gas or Vapor Contact with Solids | 0 | 0 | 0 | 0 | 1 | 1 |
047 | Plant Husbandry | 0 | 0 | 0 | 1 | 0 | 1 |
052 | Static Structures (e.g., Buildings) | 0 | 0 | 0 | 0 | 1 | 1 |
081 | Tools | 0 | 0 | 0 | 0 | 1 | 1 |
089 | Ordnance | 0 | 0 | 1 | 0 | 0 | 1 |
099 | Foods and Beverages: Apparatus | 0 | 0 | 1 | 0 | 0 | 1 |
137 | Fluid Handling | 1 | 0 | 0 | 0 | 0 | 1 |
205 | Electrolysis: Processes, Compositions Used Therein, and Methods of Preparing the Compositions | 0 | 1 | 0 | 0 | 0 | 1 |
210 | Liquid Purification or Separation | 0 | 0 | 0 | 1 | 0 | 1 |
244 | Aeronautics | 0 | 0 | 0 | 0 | 1 | 1 |
252 | Compositions | 0 | 0 | 0 | 0 | 1 | 1 |
264 | Plastic and Nonmetallic Article Shaping or Treating: Processes | 0 | 0 | 0 | 0 | 1 | 1 |
285 | Pipe Joints or Couplings | 0 | 0 | 0 | 1 | 0 | 1 |
324 | Electricity: Measuring and Testing | 0 | 0 | 0 | 0 | 1 | 1 |
358 | Facsimile and Static Presentation Processing | 0 | 0 | 0 | 1 | 0 | 1 |
396 | Photography | 0 | 0 | 0 | 1 | 0 | 1 |
406 | Conveyors: Fluid Current | 0 | 0 | 1 | 0 | 0 | 1 |
417 | Pumps | 1 | 0 | 0 | 0 | 0 | 1 |
426 | Food or Edible Material: Processes, Compositions, and Products | 0 | 0 | 0 | 0 | 1 | 1 |
435 | Chemistry: Molecular Biology and Microbiology | 0 | 0 | 1 | 0 | 0 | 1 |
504 | Plant Protecting and Regulating Compositions | 0 | 0 | 1 | 0 | 0 | 1 |
606 | Surgery (instruments) | 0 | 0 | 1 | 0 | 0 | 1 |
713 | Support (Electrical Computers and Digital Processing Systems) | 0 | 0 | 0 | 0 | 1 | 1 |
ALL | ALL CLASSES | 4 | 5 | 16 | 12 | 15 | 52 |
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/