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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 1969-2012

- this report was created 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 250 BY R&D EXPENDITURES IN FY 2011

- 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 MINNESOTA

( 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' )

Annual patent counts for the university.
Counts of granted patents are distributed by the year of patent filing.
Multiple assignee names may be associated with a university.
Class Class Title PRE_1992 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 Total
424 Drug, Bio-Affecting and Body Treating Compositions (includes Class 514) 34 5 7 3 17 11 13 5 10 10 12 5 6 5 7 4 1 1 0 0 1 0 157
435 Chemistry: Molecular Biology and Microbiology 35 5 6 8 7 9 7 9 10 7 7 8 5 2 3 4 3 4 2 2 0 0 143
532 Organic Compounds (includes Classes 532-570) 30 1 5 2 6 4 2 5 1 2 3 3 2 1 0 2 0 1 1 0 0 0 71
530 Chemistry: Natural Resins or Derivatives; Peptides or Proteins; Lignins or Reaction Products Thereof 12 2 1 2 3 5 0 0 6 3 3 1 1 2 0 7 1 1 0 1 0 0 51
128 Surgery (includes Class 600) 12 2 1 0 0 1 6 3 2 3 3 2 2 2 2 1 3 0 1 0 0 0 46
324 Electricity: Measuring and Testing 6 0 0 0 0 2 2 0 0 0 4 1 2 1 1 4 4 2 2 3 0 0 34
604 Surgery (Medicators and Receptors) 21 3 0 1 1 0 0 0 0 0 1 1 0 1 1 0 0 0 0 0 0 0 30
073 Measuring and Testing 20 1 0 1 0 1 0 1 2 0 1 0 0 0 1 0 0 0 0 0 0 0 28
375 Pulse or Digital Communications 0 0 0 0 0 0 0 0 0 0 1 2 4 10 5 0 2 0 0 0 0 0 24
606 Surgery (instruments) 4 0 1 3 0 1 0 2 4 1 3 0 1 2 1 0 0 1 0 0 0 0 24
257 Active Solid-State Devices (e.g., Transistors, Solid-State Diodes) 12 0 0 2 0 1 1 0 2 0 1 1 0 0 1 0 1 0 0 0 0 0 22
210 Liquid Purification or Separation 12 2 2 1 0 0 0 1 0 0 0 0 0 0 0 2 0 0 0 0 0 0 20
520 Synthetic Resins or Natural Rubbers (includes Classes 520-528) 1 1 2 3 2 2 1 1 1 0 0 1 0 1 0 1 1 0 1 0 0 0 19
800 Multicellular Living Organisms and Unmodified Parts Thereof and Related Processes 1 1 1 0 1 5 0 3 2 1 1 0 0 1 0 0 0 0 0 0 0 0 17
427 Coating Processes 4 0 1 0 1 0 1 0 0 0 1 1 1 1 0 0 2 0 0 0 0 0 13
623 Prosthesis (i.e., Artificial Body Members), Parts Thereof, or Aids and Accessories Therefor 10 0 0 1 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 12
438 Semiconductor Device Manufacturing: Process 3 0 0 0 0 0 0 0 1 1 1 1 0 1 0 1 2 0 0 0 0 0 11
356 Optics: Measuring and Testing 1 0 0 0 0 0 0 0 1 3 1 2 2 0 0 0 0 0 0 0 0 0 10
382 Image Analysis 0 0 0 0 0 0 2 0 0 0 0 1 1 1 0 2 3 0 0 0 0 0 10
426 Food or Edible Material: Processes, Compositions, and Products 4 0 0 0 0 0 0 0 1 0 1 0 1 1 1 1 0 0 0 0 0 0 10
250 Radiant Energy 2 1 0 0 0 0 0 0 3 0 0 0 0 0 1 0 2 0 0 0 0 0 9
585 Chemistry of Hydrocarbon Compounds 0 0 0 0 3 2 0 1 0 0 0 0 1 0 1 0 0 0 0 0 0 0 8
700 DP: Generic Control Systems or Specific Applications (Data Processing) 6 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 8
119 Animal Husbandry 4 1 0 0 0 0 0 0 0 0 0 1 0 1 0 0 0 0 0 0 0 0 7
209 Classifying, Separating, and Assorting Solids 3 0 0 0 0 0 0 1 0 0 0 1 0 1 1 0 0 0 0 0 0 0 7
428 Stock Material or Miscellaneous Articles 2 0 0 0 0 0 0 1 1 1 0 0 1 0 0 0 0 1 0 0 0 0 7
436 Chemistry: Analytical and Immunological Testing 4 0 0 1 0 1 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 7
075 Specialized Metallurgical Processes, Compositions for Use Therein, Consolidated Metal Powder Compositions, and Loose Metal Particulate Mixtures 6 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 6
252 Compositions 3 0 0 0 0 1 0 1 0 0 0 0 0 0 0 0 1 0 0 0 0 0 6
264 Plastic and Nonmetallic Article Shaping or Treating: Processes 3 0 0 0 0 0 0 1 0 1 0 0 0 0 0 0 1 0 0 0 0 0 6
359 Optical: Systems and Elements 3 0 0 0 0 0 2 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 6
363 Electric Power Conversion Systems 2 0 0 1 0 0 0 0 0 1 1 0 0 0 0 0 1 0 0 0 0 0 6
422 Chemical Apparatus and Process Disinfecting, Deodorizing, Preserving, or Sterilizing 2 0 0 0 0 0 0 0 0 2 1 0 1 0 0 0 0 0 0 0 0 0 6
714 Error Detection/Correction and Fault Detection/Recovery 0 0 0 0 0 0 0 0 0 0 0 2 1 0 2 0 1 0 0 0 0 0 6
060 Power Plants 4 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 5
104 Railways 5 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
204 Chemistry: Electrical and Wave Energy 4 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 5
241 Solid Material Comminution or Disintegration 3 0 0 0 0 0 0 0 0 0 1 0 0 1 0 0 0 0 0 0 0 0 5
372 Coherent Light Generators 0 0 0 1 2 1 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 5
504 Plant Protecting and Regulating Compositions 1 0 0 1 0 1 0 0 0 1 0 0 1 0 0 0 0 0 0 0 0 0 5
062 Refrigeration 4 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 4
205 Electrolysis: Processes, Compositions Used Therein, and Methods of Preparing the Compositions 1 1 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 4
307 Electrical Transmission or Interconnection Systems 1 1 0 1 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 4
345 Computer Graphics Processing and Selective Visual Display Systems 0 0 0 0 0 0 0 0 0 1 1 1 1 0 0 0 0 0 0 0 0 0 4
417 Pumps 4 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 4
423 Chemistry of Inorganic Compounds 2 0 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 4
429 Chemistry: Electrical Current Producing Apparatus, Product, and Process 0 0 0 0 1 0 1 0 1 0 0 0 0 1 0 0 0 0 0 0 0 0 4
505 Superconductor Technology: Apparatus, Material, Process 4 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 4
607 Surgery: Light, Thermal, and Electrical Application 3 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 4
047 Plant Husbandry 2 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 3
123 Internal-Combustion Engines 3 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3
219 Electric Heating 2 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 3
326 Electronic Digital Logic Circuitry 3 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3
340 Communications: Electrical 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 0 0 1 0 0 0 3
360 Dynamic Magnetic Information Storage or Retrieval 0 0 0 0 0 1 2 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 0 0 0 3 0 0 0 0 0 0 0 0 3
502 Catalyst, Solid Sorbent, or Support Therefor: Product or Process of Making 1 0 0 0 0 0 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 3
506 Combinatorial Chemistry Technology: Method, Library, Apparatus 0 1 0 0 0 1 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 3
601 Surgery: Kinesitherapy 3 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3
701 DP: Vehicles, Navigation, and Relative Location (Data Processing) 1 0 0 0 0 0 0 0 0 0 0 2 0 0 0 0 0 0 0 0 0 0 3
707 DP: Database and File Management or Data Structures (Data Processing) 0 0 0 0 0 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3
005 Beds 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1 0 0 0 0 0 0 0 2
054 Harness for Working Animal 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2
118 Coating Apparatus 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 1 0 0 0 0 0 0 2
126 Stoves and Furnaces 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2
134 Cleaning and Liquid Contact with Solids 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2
135 Tent, Canopy, Umbrella, or Cane 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2
137 Fluid Handling 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2
162 Paper Making and Fiber Liberation 1 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 2
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 0 1 0 0 0 0 0 0 1 0 0 2
180 Motor Vehicles 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 0 0 0 0 0 0 0 2
216 Etching a Substrate: Processes 0 0 0 0 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2
318 Electricity: Motive Power Systems 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 1 0 0 0 0 0 2
327 Miscellaneous Active Electrical Nonlinear Devices, Circuits, and Systems 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2
330 Amplifiers 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2
331 Oscillators 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 1 0 0 0 0 0 0 2
341 Coded Data Generation or Conversion 0 0 0 0 0 1 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 2
407 Cutters, for Shaping 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2
414 Material or Article Handling 2 0 0 0 0 0 0 0 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 1 1 0 0 0 0 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 1 0 0 0 1 0 0 0 2
708 Arithmetic Processing and Calculating (Electrical Computers) 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2
713 Support (Electrical Computers and Digital Processing Systems) 0 0 0 0 0 0 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2
029 Metal Working 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 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
044 Fuel and Related Compositions 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 1
052 Static Structures (e.g., Buildings) 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
074 Machine Element or Mechanism 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
081 Tools 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
083 Cutting 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
095 Gas Separation: Processes 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
100 Presses 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
110 Furnaces 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
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 0 0 0 0 1 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
165 Heat Exchange 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 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
242 Winding, Tensioning, or Guiding 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
251 Valves and Valve Actuation 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 1
261 Gas and Liquid Contact Apparatus 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
266 Metallurgical Apparatus 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
310 Electrical Generator or Motor Structure 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
322 Electricity: Single Generator Systems 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
323 Electricity: Power Supply or Regulation Systems 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
348 Television 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 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 1 0 0 0 0 0 0 0 1
361 Electricity: Electrical Systems and Devices 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
365 Static Information Storage and Retrieval 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 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 1
378 X-Ray or Gamma Ray Systems or Devices 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
380 Cryptography 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
381 Electrical Audio Signal Processing Systems and Devices 0 0 0 0 1 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 1 0 0 0 0 0 0 0 0 1
392 Electric Resistance Heating Devices 0 0 0 0 0 0 0 0 1 0 0 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 1 0 0 0 0 0 0 0 0 0 1
431 Combustion 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
433 Dentistry 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
434 Education and Demonstration 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
441 Buoys, Rafts, and Aquatic Devices 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
452 Butchering 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
602 Surgery: Splint, Brace, or Bandage 1 0 0 0 0 0 0 0 0 0 0 0 0 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 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
706 DP: Artificial Intelligence (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
709 Multicomputer Data Transferring (Electrical Computers and Digital Processing Systems) 0 0 0 0 0 1 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 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
712 Processing Architectures and Instruction Processing, e.g., Processors (Electrical Computers and Digital Processing Systems) 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
ALL ALL CLASSES 350 30 31 33 48 56 50 37 53 43 51 43 40 41 34 33 33 12 11 7 1 0 1037


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