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U.S. PATENT AND TRADEMARK OFFICE
Electronic Information Products Division
Patent Technology Monitoring Team (PTMT)

U.S. COLLEGES AND UNIVERSITIES-
UTILITY PATENT GRANTS,
CALENDAR YEARS 1969-2005

- 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 200 BY R&D EXPENDITURES IN FY 2004

- 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 200 R&D University:

CORNELL 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 either distributed by the year of patent grant
or by the year of patent filing. Multiple assignee names may be associated
with a university.
Class Class Title PRE_1985 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 Total
435 Chemistry: Molecular Biology and Microbiology 11 1 2 3 2 1 6 1 7 4 5 3 7 8 19 9 14 13 9 15 11 12 163
424 Drug, Bio-Affecting and Body Treating Compositions (includes Class 514) 20 3 1 6 1 1 3 3 2 3 5 7 6 4 5 15 8 12 7 9 7 10 138
532 Organic Compounds (includes Classes 532-570) 2 2 1 0 2 1 1 2 4 2 1 5 2 4 0 1 4 2 2 0 0 1 39
800 Multicellular Living Organisms and Unmodified Parts Thereof and Related Processes 1 1 0 0 0 0 0 0 0 0 0 0 1 4 4 7 4 3 1 5 3 4 38
520 Synthetic Resins or Natural Rubbers (includes Classes 520-528) 0 0 0 0 0 0 0 1 2 1 0 0 7 4 2 3 3 3 2 4 2 1 35
438 Semiconductor Device Manufacturing: Process 1 3 0 0 2 1 1 1 3 1 1 0 2 2 7 2 0 2 0 0 4 1 34
426 Food or Edible Material: Processes, Compositions, and Products 11 2 0 1 0 3 2 0 3 0 0 1 0 3 1 1 0 0 1 2 1 0 32
257 Active Solid-State Devices (e.g., Transistors, Solid-State Diodes) 1 0 1 3 0 1 1 3 1 0 1 1 1 0 3 0 1 0 1 6 0 2 27
128 Surgery (includes Class 600) 3 0 0 1 1 0 2 0 0 1 3 0 0 0 1 3 1 4 0 4 0 2 26
530 Chemistry: Natural Resins or Derivatives; Peptides or Proteins; Lignins or Reaction Products Thereof 4 0 0 0 0 2 0 2 3 0 0 0 0 1 3 3 1 2 1 1 2 0 25
250 Radiant Energy 1 0 0 0 0 1 4 2 2 3 1 1 1 0 0 1 1 0 0 0 0 0 18
372 Coherent Light Generators 2 0 0 2 0 0 2 4 2 0 0 1 1 1 1 0 0 0 0 0 0 0 16
436 Chemistry: Analytical and Immunological Testing 5 0 0 1 0 0 0 0 0 0 1 0 0 2 2 0 1 2 1 0 1 0 16
430 Radiation Imagery Chemistry: Process, Composition, or Product Thereof 2 0 0 0 0 0 1 0 1 0 2 1 4 1 0 0 1 0 1 0 1 0 15
073 Measuring and Testing 5 2 0 0 0 0 0 0 0 0 0 0 1 1 0 1 2 1 1 0 0 0 14
428 Stock Material or Miscellaneous Articles 0 0 0 0 0 0 2 0 2 2 3 2 0 0 1 0 0 1 0 1 0 0 14
210 Liquid Purification or Separation 2 0 0 1 0 1 1 0 0 1 2 3 1 0 0 0 0 0 0 1 0 0 13
359 Optics: Systems and Elements 0 0 1 0 0 0 1 3 0 0 2 1 1 1 1 0 0 2 0 0 0 0 13
356 Optics: Measuring and Testing 1 0 0 2 1 0 0 0 0 0 0 0 0 1 0 1 1 1 0 2 0 2 12
119 Animal Husbandry 0 0 0 0 1 1 1 2 1 0 1 0 0 0 0 1 0 1 0 0 0 0 9
216 Etching a Substrate: Processes 0 0 0 1 0 0 0 0 0 0 1 3 0 1 1 0 1 1 0 0 0 0 9
324 Electricity: Measuring and Testing 2 0 0 1 0 0 1 0 0 1 0 1 1 0 0 0 0 0 0 1 1 0 9
382 Image Analysis 0 0 0 0 1 0 0 2 0 0 0 0 1 0 1 0 0 2 1 0 1 0 9
427 Coating Processes 0 0 0 0 0 0 0 0 1 3 0 0 0 1 0 1 0 2 0 0 0 0 8
700 DP: Generic Control Systems or Specific Applications (Data Processing) 0 0 0 0 0 0 0 0 1 0 0 0 2 1 4 0 0 0 0 0 0 0 8
123 Internal-Combustion Engines 7 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 7
204 Chemistry: Electrical and Wave Energy 3 0 0 0 0 1 0 1 0 0 0 1 0 0 0 0 0 0 0 1 0 0 7
310 Electrical Generator or Motor Structure 0 0 0 0 0 1 0 0 0 0 0 0 2 0 0 2 0 0 0 0 0 1 6
604 Surgery (Medicators and Receptors) 0 0 0 0 0 0 0 1 0 1 0 0 0 0 1 1 0 1 0 1 0 0 6
315 Electric Lamp and Discharge Devices: Systems 0 0 0 0 0 1 0 0 1 0 1 0 1 0 0 0 0 0 0 1 0 0 5
333 Wave Transmission Lines and Networks 0 0 1 0 0 0 0 0 0 2 0 0 0 1 0 0 0 0 0 0 1 0 5
370 Multiplex Communications 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 2 1 0 0 1 5
117 Single-Crystal, Oriented-Crystal, and Epitaxy Growth Processes; Non-Coating Apparatus Therefor 0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 1 0 0 1 0 0 0 4
313 Electric Lamp and Discharge Devices 1 0 0 0 0 0 0 0 0 0 0 0 1 1 0 1 0 0 0 0 0 0 4
331 Oscillators 1 0 0 0 0 0 0 1 0 0 0 0 0 1 1 0 0 0 0 0 0 0 4
378 X-Ray or Gamma Ray Systems or Devices 1 0 0 0 0 0 0 0 1 0 0 0 1 0 0 0 0 0 0 0 1 0 4
606 Surgery (instruments) 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 2 0 0 0 0 0 0 4
052 Static Structures (e.g., Buildings) 1 1 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 3
118 Coating Apparatus 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 1 1 0 0 0 0 3
244 Aeronautics and Astronautics 1 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3
252 Compositions 0 0 0 0 0 0 0 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 3
348 Television 0 0 0 0 0 0 0 0 0 0 0 1 0 1 1 0 0 0 0 0 0 0 3
351 Optics: Eye Examining, Vision Testing and Correcting 0 0 0 0 1 1 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 3
361 Electricity: Electrical Systems and Devices 0 0 1 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 3
375 Pulse or Digital Communications 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 1 1 3
385 Optical Waveguides 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 0 1 3
422 Chemical Apparatus and Process Disinfecting, Deodorizing, Preserving, or Sterilizing 2 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 3
501 Compositions: Ceramic 1 0 0 0 0 0 0 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3
504 Plant Protecting and Regulating Compositions 1 0 0 0 1 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 3
516 Colloid Systems and Wetting Agents, Subcombinations Thereof, Processes of Making, Stabilizing, Breaking, or Inhibiting 0 0 0 0 0 0 0 1 0 0 0 0 1 1 0 0 0 0 0 0 0 0 3
712 Processing Architectures and Instruction Processing, e.g., Processors (Electrical Computers and Digital Processing Systems) 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 0 3
714 Error Detection/Correction and Fault Detection/Recovery 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 1 0 1 0 3
047 Plant Husbandry 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 2
056 Harvesters 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2
106 Compositions: Coating or Plastic 0 0 0 0 0 0 0 0 0 1 0 0 0 0 1 0 0 0 0 0 0 0 2
134 Cleaning and Liquid Contact with Solids 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 2
156 Adhesive Bonding and Miscellaneous Chemical Manufacture 0 0 0 0 0 0 0 1 0 0 0 0 0 1 0 0 0 0 0 0 0 0 2
164 Metal Founding 0 1 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 2
236 Automatic Temperature and Humidity Regulation 0 0 0 1 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 2
239 Fluid Sprinkling, Spraying, and Diffusing 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 1 0 0 0 2
264 Plastic and Nonmetallic Article Shaping or Treating: Processes 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2
327 Miscellaneous Active Electrical Nonlinear Devices, Circuits, and Systems 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 1 0 0 2
330 Amplifiers 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2
338 Electrical Resistors 0 0 0 0 0 0 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 2
340 Communications: Electrical 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2
345 Computer Graphics Processing and Selective Visual Display Systems 0 0 0 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2
365 Static Information Storage and Retrieval 0 0 0 0 0 0 0 0 0 0 1 0 0 1 0 0 0 0 0 0 0 0 2
376 Induced Nuclear Reactions: Processes, Systems, and Elements 1 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 2
400 Typewriting Machines 0 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2
405 Hydraulic and Earth Engineering 0 0 0 0 0 0 0 0 0 2 0 0 0 0 0 0 0 0 0 0 0 0 2
417 Pumps 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 1 2
423 Chemistry of Inorganic Compounds 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2
455 Telecommunications 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 0 0 0 0 0 0 0 2
464 Rotary Shafts, Gudgeons, Housings, and Flexible Couplings for Rotary Shafts 0 0 0 0 0 0 0 0 0 0 1 0 0 1 0 0 0 0 0 0 0 0 2
505 Superconductor Technology: Apparatus, Material, Process 0 0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2
510 Cleaning Compositions for Solid Surfaces, Auxiliary Compositions Therefor, or Processes of Preparing the Compositions 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 2
585 Chemistry of Hydrocarbon Compounds 0 0 0 0 0 0 0 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 2
607 Surgery: Light, Thermal, and Electrical Application 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 1 0 0 2
703 DP: Structural Design, Modeling, Simulation, and Emulation (Data Processing) 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 1 0 0 2
707 DP: Database and File Management or Data Structures (Data Processing) 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 1 0 2
001 ** Classification Undetermined ** 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1
029 Metal Working 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 1
033 Geometrical Instruments 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
034 Drying and Gas or Vapor Contact with Solids 0 1 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
062 Refrigeration 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 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 1 0 0 0 0 0 0 0 0 0 0 0 0 1
081 Tools 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
136 Batteries: Thermoelectric and Photoelectric 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
137 Fluid Handling 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 1
138 Pipes and Tubular Conduits 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 1
148 Metal Treatment 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
160 Flexible or Portable Closure, Partition, or Panel 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 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 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 1
171 Unearthing Plants or Buried Objects 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
175 Boring or Penetrating the Earth 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
198 Conveyors: Power-Driven 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 1
205 Electrolysis: Processes, Compositions Used Therein, and Methods of Preparing the Compositions 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 1
206 Special Receptacle or Package 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
241 Solid Material Comminution or Disintegration 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 1
251 Valves and Valve Actuation 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
267 Spring Devices 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1
280 Land Vehicles 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 1
294 Handling: Hand and Hoist-Line Implements 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
296 Land Vehicles: Bodies and Tops 0 0 0 0 0 0 0 0 1 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 1 0 0 0 0 0 0 0 0 1
341 Coded Data Generation or Conversion 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 1
342 Communications: Directive Radio Wave Systems and Devices (e.g., Radar, Radio Navigation) 0 0 0 0 0 0 0 0 0 0 0 0 1 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 1 0 0 0 0 0 0 0 0 0 1
349 Liquid Crystal Cells, Elements and Systems 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
355 Photocopying 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
367 Communications, Electrical: Acoustic Wave Systems and Devices 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
374 Thermal Measuring and Testing 0 0 0 0 0 1 0 0 0 0 0 0 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 1 0 0 0 0 0 0 1
414 Material or Article Handling 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
415 Rotary Kinetic Fluid Motors or Pumps 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 1
425 Plastic Article or Earthenware Shaping or Treating: Apparatus 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 1
439 Electrical Connectors 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 1
445 Electric Lamp or Space Discharge Component or Device Manufacturing 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 1
449 Bee Culture (propagating, raising, caring for bees) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 1
452 Butchering 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
507 Earth Boring, Well Treating, and Oil Field Chemistry 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
702 DP: Measuring, Calibrating, or Testing (Data Processing) 0 0 0 0 0 0 1 0 0 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) 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 1
705 DP: Financial, Business Practice, Management, or Cost/Price Determination (Data Processing) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 1
708 Arithmetic Processing and Calculating (Electrical Computers) 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
709 Multicomputer Data Transferring (Electrical Computers and Digital Processing Systems) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1
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 0 0 0 0 0 0 0 1 0 0 0 0 1
717 DP: Software Development, Installation, and Management (Data Processing) 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 109 20 13 30 16 22 34 40 41 35 39 36 52 50 65 64 49 61 35 59 40 41 951

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