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U.S. PATENT AND TRADEMARK OFFICE
Patent Technology Monitoring Team (PTMT)

U.S. COLLEGES AND UNIVERSITIES-
UTILITY PATENT GRANTS,
CALENDAR YEARS 1969-2008

- 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 250 BY R&D EXPENDITURES IN FY 2007

- 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 250 R&D University:

UNIVERSITY OF IOWA

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

Annual patent counts for the university.
Counts of granted patents are distributed by the year of patent grant
Multiple assignee names may be associated with a university.
Class Class Title PRE_1988 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 Total
424 Drug, Bio-Affecting and Body Treating Compositions (includes Class 514) 12 1 2 4 4 4 5 1 3 3 4 3 7 3 8 8 8 4 4 5 12 8 113
435 Chemistry: Molecular Biology and Microbiology 1 0 0 1 0 2 3 1 10 1 1 7 6 3 7 5 7 8 6 11 7 6 93
532 Organic Compounds (includes Classes 532-570) 6 1 1 2 0 0 1 1 0 1 4 4 2 2 2 2 3 2 1 0 3 4 42
128 Surgery (includes Class 600) 3 0 1 0 0 1 0 1 0 1 0 1 1 3 3 0 1 0 0 0 0 1 17
530 Chemistry: Natural Resins or Derivatives; Peptides or Proteins; Lignins or Reaction Products Thereof 2 0 0 0 0 0 1 0 1 0 0 1 0 0 3 0 1 1 1 1 2 0 14
606 Surgery (instruments) 2 1 0 0 0 0 0 0 0 0 0 1 6 1 0 1 1 0 0 0 0 0 13
204 Chemistry: Electrical and Wave Energy 1 0 0 0 0 0 0 2 0 0 0 1 2 0 1 0 0 0 0 0 0 0 7
382 Image Analysis 0 0 0 0 0 0 0 0 1 0 1 0 0 1 0 1 1 0 0 0 1 0 6
429 Chemistry: Electrical Current Producing Apparatus, Product, and Process 0 0 0 0 0 0 0 0 0 0 0 0 2 0 2 1 0 0 0 1 0 0 6
623 Prosthesis (i.e., Artificial Body Members), Parts Thereof, or Aids and Accessories Therefor 2 0 1 0 0 0 0 0 0 1 1 1 0 0 0 0 0 0 0 0 0 0 6
047 Plant Husbandry 0 0 0 0 0 0 0 0 0 0 0 0 1 0 3 1 0 0 0 0 0 0 5
436 Chemistry: Analytical and Immunological Testing 3 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 5
520 Synthetic Resins or Natural Rubbers (includes Classes 520-528) 1 0 0 0 0 0 1 0 0 0 0 0 1 0 0 0 0 0 0 1 1 0 5
604 Surgery (Medicators and Receptors) 0 0 0 0 0 0 0 0 0 0 1 2 0 0 1 0 0 0 0 1 0 0 5
607 Surgery: Light, Thermal, and Electrical Application 0 0 0 0 0 0 0 0 0 0 0 1 0 1 1 1 1 0 0 0 0 0 5
073 Measuring and Testing 1 0 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 4
126 Stoves and Furnaces 4 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 4
378 X-Ray or Gamma Ray Systems or Devices 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 0 1 0 1 4
502 Catalyst, Solid Sorbent, or Support Therefor: Product or Process of Making 0 0 0 1 0 0 0 0 0 0 0 0 0 0 3 0 0 0 0 0 0 0 4
800 Multicellular Living Organisms and Unmodified Parts Thereof and Related Processes 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3 0 0 0 0 1 0 0 4
205 Electrolysis: Processes, Compositions Used Therein, and Methods of Preparing the Compositions 0 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 3
210 Liquid Purification or Separation 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1 0 1 0 0 0 0 3
250 Radiant Energy 0 1 0 0 1 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 3
257 Active Solid-State Devices (e.g., Transistors, Solid-State Diodes) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 1 0 0 0 0 3
372 Coherent Light Generators 1 0 0 0 0 0 0 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3
433 Dentistry 2 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3
434 Education and Demonstration 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1 1 0 0 3
708 Arithmetic Processing and Calculating (Electrical Computers) 0 0 1 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3
370 Multiplex Communications 0 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 0 2
381 Electrical Audio Signal Processing Systems and Devices 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 0 0 0 2
422 Chemical Apparatus and Process Disinfecting, Deodorizing, Preserving, or Sterilizing 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 1 0 0 0 0 0 0 2
427 Coating Processes 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 1 0 0 0 0 0 2
428 Stock Material or Miscellaneous Articles 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 2
473 Games Using Tangible Projectile 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2
482 Exercise Devices 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 2
702 DP: Measuring, Calibrating, or Testing (Data Processing) 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 1 0 0 0 0 0 2
717 DP: Software Development, Installation, and Management (Data Processing) 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 0 0 0 0 0 0 0 2
015 Brushing, Scrubbing, and General Cleaning 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
040 Card, Picture, or Sign Exhibiting 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
084 Music 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 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
099 Foods and Beverages: Apparatus 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1
138 Pipes and Tubular Conduits 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
148 Metal Treatment 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 1
156 Adhesive Bonding and Miscellaneous Chemical Manufacture 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 1
219 Electric Heating 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
235 Registers (e.g., cash registers, calculators, devices for counting movements of devices, etc.) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1
252 Compositions 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 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 1 0 0 0 0 0 0 1
330 Amplifiers 1 0 0 0 0 0 0 0 0 0 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 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1
356 Optics: Measuring and Testing 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 1
376 Induced Nuclear Reactions: Processes, Systems, and Elements 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
385 Optical Waveguides 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 1
405 Hydraulic and Earth Engineering 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
420 Alloys or Metallic Compositions 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
455 Telecommunications 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1
510 Cleaning Compositions for Solid Surfaces, Auxiliary Compositions Therefor, or Processes of Preparing the Compositions 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 1
602 Surgery: Splint, Brace, or Bandage 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1
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 1 0 0 0 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 1 0 0 0 0 0 0 0 0 0 0 0 1
ALL ALL CLASSES 52 6 8 12 6 7 11 9 17 11 14 25 30 17 38 25 31 17 16 28 26 22 428

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Alexandria, VA 22313

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address of PTMT Internet pages : http://www.uspto.gov/web/offices/ac/ido/oeip/taf/tafp.html
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