U.S. PATENT AND TRADEMARK OFFICE
Information Products Division
Technology Assessment and Forecast (TAF) Branch

U.S. COLLEGES AND UNIVERSITIES-
UTILITY PATENT GRANTS,
CALENDAR YEARS 1969-2000

- this report has been prepared with support from the National Science Foundation -


BREAKOUT BY TECHNOLOGY CLASS -
PATENTS DISTRIBUTED BY CALENDAR YEAR OF PATENT APPLICATION

NUMBER OF UTILITY PATENTS ASSIGNED ANNUALLY
TO U.S. COLLEGES AND UNIVERSITIES RANKED IN THE
TOP 100 BY R&D EXPENDITURES IN FY 1999

- Explanation of Data -

Rank Ordered Listing of Technology Classes Receiving 1 or More Utility Patents During the Period

This Table Displays Patent Counts By Technology Class
For Patents Granted To The Following Top 100 R&D University:

GEORGIA INSTITUTE OF TECHNOLOGY

( count of patent grants, as distributed by calendar year of patent application )
( technology class is determined by the primary patent classification - see 'Explanation of Data' )
 
Class Class Title PRE_1980 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 Total
532 Organic Compounds (includes Classes 532-570) 0 0 0 1 1 0 1 0 1 0 0 3 0 3 1 2 2 1 1 0 0 0 17
424 Drug, Bio-Affecting and Body Treating Compositions (includes Class 514) 1 0 1 0 1 2 0 1 1 0 1 1 0 0 1 3 0 0 2 1 0 0 16
427 Coating Processes 0 0 0 0 0 0 1 0 0 4 1 0 0 1 0 1 3 0 2 2 0 0 15
073 Measuring and Testing 5 0 0 0 0 1 1 0 0 0 0 0 0 0 1 0 1 0 1 0 1 0 11
250 Radiant Energy 0 0 0 0 0 0 1 1 0 1 0 1 3 1 0 1 0 1 1 0 0 0 11
438 Semiconductor Device Manufacturing: Process 0 0 0 0 0 0 0 0 1 1 0 0 0 2 1 2 1 0 1 1 0 0 10
257 Active Solid-State Devices (e.g., Transistors, Solid-State Diodes) 0 0 0 0 0 0 0 0 0 1 2 1 1 1 1 1 1 0 0 0 0 0 9
343 Communications: Radio Wave Antennas 2 1 0 0 0 0 0 0 0 0 0 0 1 1 0 1 1 1 1 0 0 0 9
435 Chemistry: Molecular Biology and Microbiology 0 0 0 0 2 0 0 1 1 0 1 1 0 1 1 1 0 0 0 0 0 0 9
359 Optics: Systems (Including Communication) and Elements 0 2 0 0 0 1 1 1 0 1 0 2 0 0 0 0 0 0 0 0 0 0 8
406 Conveyors: Fluid Current 8 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 8
128 Surgery (includes Class 600) 0 0 0 0 0 0 0 1 0 1 0 1 1 0 2 1 0 0 0 0 0 0 7
239 Fluid Sprinkling, Spraying, and Diffusing 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 5 0 0 0 7
318 Electricity: Motive Power Systems 0 0 0 0 0 0 0 1 0 0 0 0 0 2 1 1 0 1 1 0 0 0 7
423 Chemistry of Inorganic Compounds 3 0 0 0 0 0 0 1 1 0 1 1 0 0 0 0 0 0 0 0 0 0 7
702 DP: Measuring, Calibrating, or Testing (Data Processing) 0 0 0 0 0 1 0 0 0 0 0 0 0 1 1 0 0 2 2 0 0 0 7
324 Electricity: Measuring and Testing 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 3 0 0 0 1 0 0 6
342 Communications: Directive Radio Wave Systems and Devices (e.g., Radar, Radio Navigation) 0 0 0 0 2 0 0 0 0 1 1 0 0 1 0 1 0 0 0 0 0 0 6
428 Stock Material or Miscellaneous Articles 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 0 1 0 1 1 0 0 6
205 Electrolysis: Processes, Compositions Used Therein, and Methods of Preparing the Compositions 0 0 0 0 0 0 0 0 0 0 0 0 1 0 2 0 1 0 1 0 0 0 5
372 Coherent Light Generators 0 0 0 0 0 0 0 0 0 0 5 0 0 0 0 0 0 0 0 0 0 0 5
501 Compositions: Ceramic 0 0 0 0 0 0 0 1 0 0 1 0 1 0 0 0 1 0 0 1 0 0 5
520 Synthetic Resins or Natural Rubbers (includes Classes 520-528) 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 1 0 0 0 2 0 5
062 Refrigeration 0 1 0 3 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 4
244 Aeronautics 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 1 2 0 0 4
356 Optics: Measuring and Testing 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 1 0 0 0 2 0 0 4
422 Chemical Apparatus and Process Disinfecting, Deodorizing, Preserving, or Sterilizing 1 1 0 1 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 4
700 DP: Generic Control Systems or Specific Applications (Data Processing) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 2 1 0 0 4
709 Multiple Computer or Process Coordinating (Electrical Computers and Digital Processing Systems) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 2 1 0 0 4
216 Etching a Substrate: Processes 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 0 0 3
236 Automatic Temperature and Humidity Regulation 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 2 0 0 0 0 0 0 3
280 Land Vehicles 0 0 0 0 1 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3
382 Image Analysis 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 0 0 0 3
385 Optical Waveguides 0 0 0 0 0 0 0 0 0 2 0 0 0 0 0 0 1 0 0 0 0 0 3
505 Superconductor Technology: Apparatus, Material, Process 0 0 0 0 0 0 0 0 0 1 1 0 0 1 0 0 0 0 0 0 0 0 3
530 Chemistry: Natural Resins or Derivatives; Peptides or Proteins; Lignins or Reaction Products Thereof 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 0 0 0 3
048 Gas: Heating and Illuminating 0 0 0 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2
095 Gas Separation: Processes 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 2
104 Railways 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2
110 Furnaces 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2
156 Adhesive Bonding and Miscellaneous Chemical Manufacture 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 0 0 0 0 0 0 2
210 Liquid Purification or Separation 0 0 0 1 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 2
261 Gas and Liquid Contact Apparatus 0 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2
296 Land Vehicles: Bodies and Tops 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 0 0 0 2
310 Electrical Generator or Motor Structure 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 0 0 0 2
320 Electricity: Battery or Capacitor Charging or Discharging 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 0 2
340 Communications: Electrical 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 2
348 Television 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 1 0 0 0 2
367 Communications, Electrical: Acoustic Wave Systems and Devices 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 2
432 Heating 0 0 0 0 1 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 2
439 Electrical Connectors 0 0 0 0 0 0 0 1 0 0 0 0 0 0 1 0 0 0 0 0 0 0 2
455 Telecommunications 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 2
502 Catalyst, Solid Sorbent, or Support Therefor: Product or Process of Making 0 0 0 0 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2
602 Surgery: Splint, Brace, or Bandage 0 0 0 0 0 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2
706 DP: Artificial Intelligence (Data Processing) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 2
008 Bleaching and Dyeing; Fluid Treatment and Chemical Modification of Textiles and Fibers 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1
019 Textiles: Fiber Preparation 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
029 Metal Working 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
055 Gas Separation 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
060 Power Plants 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
072 Metal Deforming 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 1
074 Machine Element or Mechanism 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 1
084 Music 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
092 Expansible Chamber Devices 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 1
096 Gas Separation: Apparatus 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
123 Internal-Combustion Engines 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1
139 Textiles: Weaving 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1
162 Paper Making and Fiber Liberation 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
165 Heat Exchange 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 1
200 Electricity: Circuit Makers and Breakers 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 1
201 Distillation: Processes, Thermolytic 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
203 Distillation: Processes, Separatory 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
209 Classifying, Separating, and Assorting Solids 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 1
222 Dispensing (apparatus and process) 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
264 Plastic and Nonmetallic Article Shaping or Treating: Processes 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1
277 Seal for a Joint or Juncture 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 1
292 Closure Fasteners 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 1
313 Electric Lamp and Discharge Devices 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 1
327 Miscellaneous Active Electrical Nonlinear Devices, Circuits, and Systems 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
333 Wave Transmission Lines and Networks 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
335 Electricity: Magnetically Operated Switches, Magnets, and Electromagnets 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 1
349 Liquid Crystal Cells, Elements and Systems 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1
374 Thermal Measuring and Testing 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 1
375 Pulse or Digital Communications 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 1
376 Induced Nuclear Reactions: Processes, Systems, and Elements 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 1
378 X-Ray or Gamma Ray Systems or Devices 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 1
381 Electrical Audio Signal Processing Systems and Devices 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
405 Hydraulic and Earth Engineering 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1
419 Powder Metallurgy Processes 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 1
431 Combustion 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 1
434 Education and Demonstration 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 1
442 Fabric (Woven, Knitted, or Nonwoven Textile or Cloth, Etc.) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 1
445 Electric Lamp or Space Discharge Component or Device Manufacturing 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
516 Colloid Systems and Wetting Agents, Subcombinations Thereof, Processes of Making, Stabilizing, Breaking, or Inhibiting 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1
585 Chemistry of Hydrocarbon Compounds 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
606 Surgery (instruments) 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 1
623 Prosthesis (i.e., Artificial Body Members), Parts Thereof, or Aids and Accessories Therefor 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 1
701 DP: Vehicles, Navigation, and Relative Location (Data Processing) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1
704 DP: Speech Signal Processing, Linguistics, Language Translation, and Audio Compression/Decompression (Data Processing) 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 1
708 Arithmetic Processing and Calculating (Electrical Computers) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 1
712 Processing Architectures and Instruction Processing, e.g., Processors (Electrical Computers and Digital Processing Systems) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 1
ALL ALL CLASSES 35 8 4 7 10 10 6 12 5 14 17 12 12 22 20 31 25 12 35 25 3 0 325



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Last Modified: May 22, 2002