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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:

COLUMBIA UNIVERSITY

( 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
435 Chemistry: Molecular Biology and Microbiology 4 3 7 2 2 2 6 4 5 7 11 14 21 17 20 13 14 14 13 10 8 8 205
424 Drug, Bio-Affecting and Body Treating Compositions (includes Class 514) 5 4 1 3 2 3 2 4 3 2 6 13 11 8 9 12 7 10 9 13 8 7 142
532 Organic Compounds (includes Classes 532-570) 2 1 1 2 1 2 2 2 0 2 2 4 4 3 6 7 7 5 3 2 2 3 63
128 Surgery (includes Class 600) 0 0 1 0 1 0 0 0 1 3 2 3 2 2 6 2 6 3 2 1 2 2 39
530 Chemistry: Natural Resins or Derivatives; Peptides or Proteins; Lignins or Reaction Products Thereof 1 0 1 0 0 3 0 0 1 0 1 1 3 0 4 1 2 5 4 4 2 4 37
438 Semiconductor Device Manufacturing: Process 0 1 0 0 0 1 0 0 0 1 0 0 0 0 0 1 2 1 1 3 4 3 18
606 Surgery (instruments) 0 0 0 1 0 0 0 0 1 1 2 1 1 0 2 1 2 0 2 1 2 0 17
382 Image Analysis 0 0 1 0 0 0 0 0 0 0 0 2 3 2 2 0 0 0 1 1 2 2 16
436 Chemistry: Analytical and Immunological Testing 1 1 0 0 0 0 0 1 1 1 0 0 0 1 0 0 1 1 2 2 1 1 14
604 Surgery (Medicators and Receptors) 0 0 0 1 0 0 0 0 0 0 0 1 0 2 2 3 1 2 2 0 0 0 14
702 DP: Measuring, Calibrating, or Testing (Data Processing) 0 0 0 1 0 0 0 0 0 0 2 1 2 1 1 0 2 2 2 0 0 0 14
117 Single-Crystal, Oriented-Crystal, and Epitaxy Growth Processes; Non-Coating Apparatus Therefor 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 3 0 0 0 2 3 10
348 Television 0 0 0 0 0 1 1 1 0 0 0 1 0 1 1 0 0 0 1 1 2 0 10
370 Multiplex Communications 0 0 0 1 0 0 0 0 1 4 0 0 1 0 0 0 1 1 0 0 1 0 10
506 Combinatorial Chemistry Technology: Method, Library, Apparatus 0 0 0 0 0 0 0 0 0 2 1 3 1 0 0 0 2 0 0 0 0 0 9
341 Coded Data Generation or Conversion 0 1 0 1 0 0 0 0 0 1 0 0 0 1 0 0 0 0 0 1 2 1 8
375 Pulse or Digital Communications 0 0 0 0 0 0 1 0 0 0 0 0 0 1 0 0 0 2 0 2 1 1 8
707 DP: Database and File Management or Data Structures (Data Processing) 0 0 0 0 0 0 0 0 0 0 1 1 1 0 0 0 0 1 1 0 1 2 8
106 Compositions: Coating or Plastic 1 0 0 1 0 0 1 1 0 0 0 3 0 0 0 0 0 0 0 0 0 0 7
327 Miscellaneous Active Electrical Nonlinear Devices, Circuits, and Systems 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3 3 0 0 1 7
385 Optical Waveguides 0 1 1 0 0 0 1 0 1 0 0 0 0 0 0 0 0 1 0 0 1 1 7
705 DP: Financial, Business Practice, Management, or Cost/Price Determination (Data Processing) 0 0 0 0 0 0 0 0 0 1 0 0 1 1 0 0 0 0 0 2 1 1 7
800 Multicellular Living Organisms and Unmodified Parts Thereof and Related Processes 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 0 3 0 1 1 0 0 7
623 Prosthesis (i.e., Artificial Body Members), Parts Thereof, or Aids and Accessories Therefor 1 0 0 0 0 1 0 0 0 0 0 0 1 1 0 0 0 0 0 0 1 1 6
257 Active Solid-State Devices (e.g., Transistors, Solid-State Diodes) 0 0 0 0 1 0 0 1 0 0 0 0 1 0 0 0 1 0 0 0 1 0 5
324 Electricity: Measuring and Testing 0 0 0 0 0 1 1 0 1 0 0 1 0 0 1 0 0 0 0 0 0 0 5
326 Electronic Digital Logic Circuitry 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 3 1 0 0 5
356 Optics: Measuring and Testing 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 4 5
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 0 2 1 1 0 0 0 0 1 0 5
345 Computer Graphics Processing and Selective Visual Display Systems 0 0 0 0 0 0 1 0 0 1 0 0 0 0 0 0 0 0 0 1 0 1 4
351 Optics: Eye Examining, Vision Testing and Correcting 0 1 0 1 0 0 0 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 4
398 Optical Communications 0 0 0 0 0 1 0 0 0 1 0 0 0 0 1 0 0 0 1 0 0 0 4
520 Synthetic Resins or Natural Rubbers (includes Classes 520-528) 2 0 0 0 0 0 0 0 0 0 0 1 0 1 0 0 0 0 0 0 0 0 4
709 Multicomputer Data Transferring (Electrical Computers and Digital Processing Systems) 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 1 1 1 0 4
726 Information Security 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 2 1 4
073 Measuring and Testing 0 0 0 1 0 0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 3
204 Chemistry: Electrical and Wave Energy 2 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3
210 Liquid Purification or Separation 1 1 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 3
250 Radiant Energy 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 3
252 Compositions 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 1 0 0 0 0 0 0 3
331 Oscillators 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 2 0 0 3
367 Communications, Electrical: Acoustic Wave Systems and Devices 0 0 0 0 0 0 0 1 0 1 0 1 0 0 0 0 0 0 0 0 0 0 3
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 1 0 0 0 3
700 DP: Generic Control Systems or Specific Applications (Data Processing) 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 1 0 0 0 0 1 0 3
703 DP: Structural Design, Modeling, Simulation, and Emulation (Data Processing) 0 0 0 0 0 0 0 0 1 0 0 0 0 1 0 0 0 0 0 1 0 0 3
706 DP: Artificial Intelligence (Data Processing) 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 1 0 0 0 0 1 3
712 Processing Architectures and Instruction Processing, e.g., Processors (Electrical Computers and Digital Processing Systems) 0 0 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 3
713 Support (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 1 1 3
123 Internal-Combustion Engines 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2
175 Boring or Penetrating the Earth 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 2
342 Communications: Directive Radio Wave Systems and Devices (e.g., Radar, Radio Navigation) 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 1 0 0 0 0 2
359 Optical: Systems and Elements 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1 2
423 Chemistry of Inorganic Compounds 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 2
428 Stock Material or Miscellaneous Articles 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 1 0 0 0 0 0 2
455 Telecommunications 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 2
474 Endless Belt Power Transmission Systems or Components 0 0 1 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 2
505 Superconductor Technology: Apparatus, Material, Process 0 0 0 0 0 1 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 2
708 Arithmetic Processing and Calculating (Electrical Computers) 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 1 0 0 0 0 0 0 2
715 DP: Presentation Processing of Document, Operator Interface Processing, and Screen Saver Display Processing (Data Processing) 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 1 2
002 Apparel 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
005 Beds 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1
065 Glass Manufacturing 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 1
075 Specialized Metallurgical Processes, Compositions for Use Therein, Consolidated Metal Powder Compositions, and Loose Metal Particulate Mixtures 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 1
081 Tools 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 1
136 Batteries: Thermoelectric and Photoelectric 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 1
166 Wells (shafts or deep borings in the earth, e.g., for oil and gas) 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
219 Electric Heating 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 1
222 Dispensing (apparatus and process) 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
227 Elongated-Member-Driving Apparatus 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
307 Electrical Transmission or Interconnection Systems 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1
310 Electrical Generator or Motor Structure 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 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
343 Communications: Radio Wave Antennas 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1
355 Photocopying 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 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
378 X-Ray or Gamma Ray Systems or Devices 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 1
379 Telephonic Communications 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1
427 Coating Processes 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 1
439 Electrical Connectors 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 1
714 Error Detection/Correction and Fault Detection/Recovery 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 1
716 DP: Design and Analysis of Circuit or Semiconductor Mask (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
725 Interactive Video Distribution 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 22 15 19 16 8 17 17 18 18 33 35 55 55 51 58 46 61 52 57 54 55 54 816


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