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U.S. PATENT AND TRADEMARK OFFICE
Office of Electronic Information Products
Patent Technology Monitoring Division (PTMD)


U.S. COLLEGES AND UNIVERSITIES-
UTILITY PATENT GRANTS,
CALENDAR YEARS 1969-2003

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


BREAKOUT BY TECHNOLOGY CLASS -
PATENTS DISTRIBUTED BY CALENDAR YEAR OF GRANT

NUMBER OF UTILITY PATENTS ASSIGNED ANNUALLY
TO U.S. COLLEGES AND UNIVERSITIES RANKED IN THE
TOP 100 BY R&D EXPENDITURES IN FY 2002

- 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:

UNIVERSITY OF VIRGINIA

( count of patent grants, as distributed by calendar year of grant )
( technology class is determined by the primary patent classification - see 'Explanation of Data' )

This table displays annual patent counts for the associated university entry.
Counts of granted patents are either distributed by the year of patent grant
or by the year of patent filing. Multiple assignee names may be associated
with a university entry.
Class Class Title PRE_1983 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 Total
424 Drug, Bio-Affecting and Body Treating Compositions (includes Class 514) 8 2 0 0 0 1 0 2 2 4 2 2 0 4 2 4 5 5 9 6 2 10 70
435 Chemistry: Molecular Biology and Microbiology 3 0 0 0 0 0 2 0 2 1 1 2 0 2 3 3 2 4 0 1 3 4 33
128 Surgery (includes Class 600) 3 0 1 0 0 0 1 2 2 1 1 0 1 1 0 0 1 0 0 4 1 2 21
532 Organic Compounds (includes Classes 532-570) 1 0 0 0 0 0 0 0 0 0 2 1 0 0 2 1 1 0 0 2 0 1 11
604 Surgery (Medicators and Receptors) 0 0 0 0 3 1 1 0 2 1 0 0 1 0 0 0 1 0 1 0 0 0 11
436 Chemistry: Analytical and Immunological Testing 4 0 0 0 0 0 0 0 0 0 0 1 1 1 1 1 1 0 0 0 0 0 10
250 Radiant Energy 5 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 1 0 0 0 1 9
530 Chemistry: Natural Resins or Derivatives; Peptides or Proteins; Lignins or Reaction Products Thereof 0 0 1 0 0 0 0 0 0 0 0 0 0 1 2 1 0 2 1 1 0 0 9
324 Electricity: Measuring and Testing 2 0 0 0 0 1 0 0 0 0 1 1 0 0 0 0 0 1 0 0 0 0 6
073 Measuring and Testing 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 2 1 0 0 0 0 5
427 Coating Processes 1 0 0 1 0 0 0 0 0 1 0 0 0 0 1 0 0 0 0 0 0 0 4
210 Liquid Purification or Separation 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 3
310 Electrical Generator or Motor Structure 1 0 0 0 0 0 0 0 0 0 0 0 2 0 0 0 0 0 0 0 0 0 3
378 X-Ray or Gamma Ray Systems or Devices 0 0 0 0 1 0 0 0 1 0 0 0 0 0 0 0 0 1 0 0 0 0 3
428 Stock Material or Miscellaneous Articles 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1 0 0 3
606 Surgery (instruments) 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 1 0 0 0 0 1 3
062 Refrigeration 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 2
148 Metal Treatment 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 1 0 0 0 0 0 0 2
204 Chemistry: Electrical and Wave Energy 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 2
205 Electrolysis: Processes, Compositions Used Therein, and Methods of Preparing the Compositions 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2
343 Communications: Radio Wave Antennas 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 2
607 Surgery: Light, Thermal, and Electrical Application 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 0 0 0 0 2
702 DP: Measuring, Calibrating, or Testing (Data Processing) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 1 0 0 2
074 Machine Element or Mechanism 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
118 Coating Apparatus 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
119 Animal Husbandry 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
134 Cleaning and Liquid Contact with Solids 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
141 Fluent Material Handling, with Receiver or Receiver Coacting Means 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
152 Resilient Tires and Wheels 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 1
257 Active Solid-State Devices (e.g., Transistors, Solid-State Diodes) 0 0 0 0 0 0 0 0 0 0 1 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 1 0 0 0 0 0 1
280 Land Vehicles 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
301 Land Vehicles: Wheels and Axles 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 1
320 Electricity: Battery or Capacitor Charging or Discharging 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 1
327 Miscellaneous Active Electrical Nonlinear Devices, Circuits, and Systems 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
330 Amplifiers 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 1
351 Optics: Eye Examining, Vision Testing and Correcting 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 1
356 Optics: Measuring and Testing 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
361 Electricity: Electrical Systems and Devices 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 1
374 Thermal Measuring and Testing 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
414 Material or Article Handling 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1
422 Chemical Apparatus and Process Disinfecting, Deodorizing, Preserving, or Sterilizing 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 1
426 Food or Edible Material: Processes, Compositions, and Products 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 1
433 Dentistry 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
520 Synthetic Resins or Natural Rubbers (includes Classes 520-528) 1 0 0 0 0 0 0 0 0 0 0 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 1 0 0 0 0 0 0 0 0 0 0 0 0 0 1
704 DP: Speech Signal Processing, Linguistics, Language Translation, and Audio Compression/Decompression (Data Processing) 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
711 Memory (Electrical Computers and Digital Processing Systems) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 1
ALL ALL CLASSES 40 4 2 1 4 3 4 8 12 11 9 7 5 10 13 13 20 15 14 18 9 21 243


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