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

Patenting By Geographic Region (State and Country),
Breakout By Technology Class

Count of 1963 - 2006 Utility Patent Grants,
By Calendar Year of Grant

- Explanation of Data -

Rank Ordered Listing of Technology Classes Receiving 1 or More Utility Patents During the Period
Originating From

KENTUCKY

( patent origin is determined by the residence of the first-named inventor )
( technology class is determined by the primary classification assigned to the patent- see 'Explanation of Data' )

The following table displays technology classes and counts of associated patents, as distributed by the year of patent grant.
Class Class Title 1963 1964 1965 1966 1967 1968 1969 1970 1971 1972 1973 1974 1975 1976 1977 1978 1979 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 Total
347 Incremental Printing of Symbolic Information 0 0 0 0 0 0 0 0 0 0 3 4 1 2 0 0 4 5 5 0 1 2 2 1 3 2 1 1 0 1 0 2 2 5 6 15 27 51 61 54 56 43 35 43 438
062 Refrigeration 17 11 12 14 12 11 5 7 7 11 12 9 10 11 16 7 10 15 13 14 10 10 9 8 5 4 4 4 2 5 9 1 5 0 4 3 4 4 7 2 14 10 9 6 363
520 Synthetic Resins or Natural Rubbers (includes Classes 520-528) 5 4 1 15 19 22 4 12 6 11 8 5 7 6 10 8 5 9 7 5 9 7 11 9 9 6 3 10 9 9 15 8 4 8 6 6 14 9 13 4 9 5 3 4 359
219 Electric Heating 6 7 10 11 18 8 9 16 12 11 5 10 10 7 7 4 2 12 9 14 5 13 13 4 7 6 7 3 3 1 0 3 1 3 1 5 8 5 5 4 7 12 6 10 320
400 Typewriting Machines 4 5 8 9 28 13 7 9 17 4 4 5 6 2 6 2 1 5 20 31 21 9 5 8 3 7 3 2 3 2 2 1 1 5 1 2 2 4 2 9 2 3 3 3 289
532 Organic Compounds (includes Classes 532-570) 4 2 6 5 14 1 8 2 6 0 3 3 2 6 3 10 3 5 3 9 2 3 4 5 2 3 5 7 3 4 4 3 3 6 8 7 6 9 13 6 6 5 7 10 226
424 Drug, Bio-Affecting and Body Treating Compositions (includes Class 514) 0 0 0 1 0 0 0 0 2 0 0 0 0 1 1 4 1 3 2 3 3 7 2 4 4 2 6 2 9 4 6 3 10 5 13 9 11 16 18 20 18 11 11 11 223
198 Conveyors: Power-Driven 2 3 5 3 3 1 3 3 4 4 4 2 3 5 6 1 6 1 2 3 0 2 1 5 1 4 3 4 11 6 6 15 6 9 3 8 14 10 8 7 7 3 8 3 208
399 Electrophotography 0 0 0 1 0 0 1 1 6 5 6 3 3 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3 4 3 6 6 2 10 14 8 9 25 16 13 16 12 27 200
137 Fluid Handling 6 3 3 5 8 8 10 9 8 7 13 6 6 3 9 4 3 3 8 4 3 4 2 4 3 0 0 3 4 0 2 5 2 4 1 2 3 6 1 1 3 1 0 1 181
312 Supports: Cabinet Structure 2 8 5 10 8 3 8 7 6 5 8 16 8 4 2 5 3 7 4 3 0 4 0 2 1 5 2 5 3 0 3 5 1 4 6 5 4 1 0 1 0 2 1 0 177
210 Liquid Purification or Separation 1 5 1 7 4 4 7 2 3 1 6 0 1 1 2 0 1 1 2 5 2 0 0 2 3 5 2 2 12 1 5 0 5 7 6 9 9 6 4 8 9 2 6 3 162
053 Package Making 1 0 1 3 1 0 2 1 1 2 1 1 4 2 4 5 1 5 3 3 5 3 9 1 4 11 4 3 4 3 1 3 6 13 1 6 5 4 4 6 1 5 7 8 158
029 Metal Working 4 2 2 7 1 1 4 3 8 1 1 6 5 1 5 8 2 2 2 3 1 1 5 4 3 7 7 5 4 4 3 3 1 3 1 7 5 8 3 3 2 5 1 3 157
131 Tobacco 3 5 2 0 3 1 1 6 1 4 5 6 1 5 7 5 2 5 2 10 6 6 19 9 10 3 2 9 5 5 0 2 1 1 1 1 0 0 0 0 0 0 1 0 155
055 Gas Separation 5 6 4 12 19 5 6 6 5 3 8 5 3 5 7 3 3 1 11 4 1 1 5 1 1 0 0 0 0 0 0 1 0 0 3 2 3 5 3 3 1 1 1 1 154
428 Stock Material or Miscellaneous Articles 3 3 1 1 2 5 4 1 1 6 0 6 0 1 2 0 1 2 2 1 4 5 1 2 9 1 5 4 4 4 1 4 3 1 5 9 6 8 7 5 9 3 3 4 149
126 Stoves and Furnaces 2 6 3 5 6 13 2 6 6 3 5 6 7 4 4 2 4 2 1 5 0 4 4 2 3 2 3 3 6 1 3 3 3 1 2 1 0 4 0 1 2 1 5 1 147
128 Surgery (includes Class 600) 0 0 1 2 1 1 2 2 1 3 4 1 0 1 2 0 1 4 3 3 2 0 2 1 3 2 5 3 4 2 3 3 5 6 8 7 9 6 4 7 7 11 8 2 142
068 Textiles: Fluid Treating Apparatus 13 3 10 7 8 1 6 5 8 3 5 4 1 10 3 2 3 4 2 6 2 6 0 0 3 0 0 0 1 1 0 2 0 1 2 1 1 1 0 3 3 0 2 0 133
313 Electric Lamp and Discharge Devices 2 2 6 5 8 5 11 3 10 4 3 2 2 0 0 0 0 0 1 1 1 2 3 7 1 8 5 8 5 2 5 1 3 0 2 0 3 2 2 2 0 4 1 0 132
208 Mineral Oils: Processes and Products 1 2 1 0 2 1 1 2 1 5 2 1 2 2 0 3 0 4 1 4 20 17 12 8 3 4 2 4 1 4 3 2 1 0 1 1 2 3 1 4 0 0 0 1 129
052 Static Structures (e.g., Buildings) 3 2 3 6 6 1 5 2 2 1 2 3 2 3 5 4 0 3 2 2 2 3 2 1 2 3 2 6 4 4 2 8 4 3 1 1 5 6 1 3 1 0 4 0 125
206 Special Receptacle or Package 4 4 2 3 6 2 1 1 0 0 5 2 3 5 0 4 3 7 3 3 0 0 2 2 3 6 4 5 2 1 6 1 5 1 2 3 2 7 4 2 3 0 3 1 123
248 Supports (e.g., for holding articles, etc.) 2 3 6 12 4 2 2 3 6 0 0 3 4 3 3 6 3 1 2 3 3 1 3 2 3 2 3 1 3 1 2 3 1 2 4 4 5 2 1 0 5 3 0 1 123
264 Plastic and Nonmetallic Article Shaping or Treating: Processes 0 1 3 3 0 2 6 2 2 2 0 2 2 3 2 1 1 1 2 3 0 1 3 0 1 3 2 3 5 1 7 1 1 3 0 3 7 5 4 6 5 7 3 8 117
414 Material or Article Handling 4 4 3 4 0 2 2 2 2 4 4 5 10 1 3 6 2 2 2 2 5 1 2 4 3 2 0 1 1 0 1 2 2 2 4 2 1 4 3 2 1 2 2 4 115
156 Adhesive Bonding and Miscellaneous Chemical Manufacture 2 2 2 0 2 4 2 6 5 0 4 1 1 3 1 6 2 0 1 2 2 2 3 3 3 4 3 5 4 3 1 2 2 0 2 0 4 3 3 5 2 4 1 3 110
358 Facsimile and Static Presentation Processing 0 0 0 0 0 0 1 4 0 1 0 2 0 1 0 1 0 0 1 0 0 1 0 0 0 0 0 1 5 3 2 1 0 4 8 8 14 15 8 6 9 5 5 4 110
034 Drying and Gas or Vapor Contact with Solids 5 5 7 9 4 8 5 1 2 1 4 5 8 5 1 5 4 5 1 0 1 0 2 0 1 1 0 0 1 0 1 0 0 0 1 0 2 1 0 1 1 6 2 2 108
200 Electricity: Circuit Makers and Breakers 6 1 5 5 3 5 6 3 7 4 4 0 2 1 0 1 1 2 1 4 2 1 4 3 0 0 1 4 2 0 4 2 2 0 2 7 3 2 5 0 1 1 0 0 107
070 Locks 0 0 1 0 2 0 1 0 1 0 1 2 0 1 2 7 1 1 4 2 2 2 2 1 2 3 4 3 2 1 4 4 3 6 5 6 5 7 6 1 4 1 1 1 102
134 Cleaning and Liquid Contact with Solids 6 3 3 1 1 6 4 0 5 1 1 10 5 2 0 4 2 1 0 1 2 0 3 1 0 1 1 0 2 2 2 3 3 2 1 3 2 5 1 1 7 3 0 1 102
222 Dispensing (apparatus and process) 0 4 4 9 2 4 4 3 5 0 2 2 1 1 1 2 5 1 1 2 1 2 2 4 2 1 3 5 2 1 2 3 2 2 1 1 2 0 3 2 2 2 3 0 101
340 Communications: Electrical 0 1 3 0 1 1 1 1 1 0 4 2 1 6 2 1 1 2 2 0 0 3 0 3 1 3 0 2 6 0 1 2 5 6 6 4 6 3 6 2 2 1 3 4 99
073 Measuring and Testing 1 2 0 2 3 1 2 2 1 3 2 2 2 1 4 2 2 3 2 0 1 0 2 1 0 4 0 2 6 2 1 2 4 2 4 2 2 3 6 3 3 4 2 4 97
361 Electricity: Electrical Systems and Devices 1 1 1 2 6 1 2 3 3 5 3 6 1 4 3 4 4 2 1 0 2 1 0 1 2 4 0 1 2 3 4 4 1 2 5 2 2 2 0 2 1 1 0 2 97
502 Catalyst, Solid Sorbent, or Support Therefor: Product or Process of Making 1 0 3 2 2 3 6 3 0 3 1 3 2 3 2 0 1 3 3 0 3 9 6 4 0 4 3 1 1 0 1 1 1 1 0 0 1 1 4 2 2 5 2 2 95
280 Land Vehicles 1 1 1 0 2 3 3 2 4 3 2 2 2 2 1 3 2 1 3 0 3 0 2 4 1 2 0 0 1 2 1 3 3 1 1 0 3 3 5 6 2 3 1 4 89
426 Food or Edible Material: Processes, Compositions, and Products 7 1 3 2 0 0 1 1 3 0 0 1 1 2 0 0 1 1 2 1 2 1 1 3 0 3 0 2 7 6 4 2 4 4 0 3 2 5 1 7 3 0 0 1 88
439 Electrical Connectors 2 2 0 0 1 2 1 1 7 4 3 0 4 2 3 1 0 2 1 0 1 0 2 3 3 1 2 2 1 4 4 3 4 1 1 4 2 4 1 3 1 4 0 1 88
083 Cutting 0 1 1 2 1 2 3 7 6 3 3 1 4 1 1 5 2 1 1 0 1 1 2 2 1 0 0 1 1 2 2 2 0 3 0 6 3 4 1 2 2 1 1 4 87
004 Baths, Closets, Sinks, and Spittoons 2 2 3 6 1 3 8 4 11 3 0 3 1 1 0 0 2 2 0 1 1 1 0 0 3 2 0 1 3 1 0 2 4 2 1 2 2 1 1 1 1 0 2 2 86
015 Brushing, Scrubbing, and General Cleaning 1 0 0 1 0 0 0 1 1 4 0 1 1 2 1 0 0 1 2 2 0 0 0 0 3 0 6 1 6 4 1 4 2 2 4 1 2 4 5 5 3 4 4 7 86
606 Surgery (instruments) 0 0 0 0 0 3 0 1 1 2 0 3 1 1 0 0 0 0 1 2 0 0 1 1 4 3 3 1 1 2 2 3 2 3 7 3 6 6 5 4 3 0 5 1 81
271 Sheet Feeding or Delivering 0 0 0 1 0 0 1 1 5 2 2 1 4 2 0 1 0 1 1 0 0 1 1 0 0 0 0 1 2 0 0 1 1 2 1 2 11 7 6 2 6 5 5 4 80
005 Beds 2 2 0 3 1 0 0 3 4 1 2 3 0 1 2 2 3 7 3 1 0 0 3 2 1 4 3 1 1 1 2 0 3 0 0 2 2 4 0 1 2 1 4 1 78
427 Coating Processes 1 1 3 0 2 2 4 2 4 1 1 1 3 1 1 0 1 1 3 2 0 0 2 4 3 2 2 1 0 4 1 2 2 1 0 0 1 3 4 2 4 2 2 1 77
435 Chemistry: Molecular Biology and Microbiology 0 1 0 0 0 0 0 0 0 0 0 0 1 0 1 0 1 0 1 0 0 2 0 1 0 0 2 0 4 1 2 2 1 3 2 3 4 4 9 10 6 6 4 6 77
220 Receptacles 5 2 4 2 4 2 3 3 0 0 3 4 2 1 2 0 2 0 3 2 0 1 2 1 4 1 4 3 2 0 1 0 2 2 0 1 4 1 1 0 1 0 0 0 75
425 Plastic Article or Earthenware Shaping or Treating: Apparatus 0 1 0 1 1 0 1 0 2 3 2 1 4 1 1 1 0 2 0 2 0 4 0 0 3 1 0 0 1 2 1 1 1 0 1 0 1 0 6 3 3 13 7 3 74
112 Sewing 1 3 3 0 5 2 5 1 1 3 1 3 0 1 2 2 1 0 0 0 2 4 6 1 2 2 1 1 2 1 1 0 2 3 2 1 1 2 1 2 0 1 0 0 72
229 Envelopes, Wrappers, and Paperboard Boxes 4 5 3 7 5 3 9 3 2 0 1 0 0 0 0 1 1 2 0 0 1 1 0 0 1 1 0 0 5 1 0 1 5 0 2 1 1 2 2 0 0 1 1 0 72
096 Gas Separation: Apparatus 4 4 4 13 1 2 2 2 3 2 1 3 4 2 2 2 1 0 0 2 2 1 1 1 0 0 1 1 1 0 0 0 0 1 1 0 3 0 0 0 1 0 1 1 70
160 Flexible or Portable Closure, Partition, or Panel 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 1 4 6 3 7 4 3 0 0 1 1 6 0 1 1 1 2 3 5 5 7 3 4 1 70
074 Machine Element or Mechanism 2 1 4 0 1 4 2 3 4 5 2 2 1 1 3 1 1 3 1 0 1 2 3 0 2 0 0 2 0 4 1 1 1 1 1 2 1 3 1 0 1 1 0 0 69
099 Foods and Beverages: Apparatus 2 1 0 0 2 1 1 0 3 4 0 1 2 2 2 2 0 3 0 1 0 2 1 0 1 1 2 1 4 0 5 2 1 5 5 2 3 0 1 1 0 0 1 4 69
182 Fire Escape, Ladder, or Scaffold 3 2 3 0 1 1 3 0 3 1 0 0 1 1 0 2 1 0 1 1 0 4 1 0 3 1 2 0 1 1 2 5 2 2 4 3 1 4 1 1 3 1 1 2 69
250 Radiant Energy 0 0 0 1 0 1 0 2 2 3 3 1 0 0 2 0 2 2 2 5 2 2 0 0 0 0 0 0 0 2 1 0 1 2 2 2 0 3 0 2 7 5 2 10 69
297 Chairs and Seats 2 1 0 3 3 1 0 0 3 1 2 1 1 1 1 4 1 4 2 4 1 0 3 3 1 0 4 1 1 1 1 2 1 5 0 0 1 2 1 0 3 1 1 1 69
002 Apparel 0 1 2 0 1 1 1 0 0 0 0 1 1 1 0 0 0 1 1 1 1 0 1 0 2 1 2 3 0 3 3 1 0 1 0 3 2 2 4 5 5 4 5 7 67
033 Geometrical Instruments 2 1 3 2 2 3 0 1 1 6 1 2 2 2 1 3 1 1 0 1 4 2 0 0 1 0 0 1 0 3 0 1 1 2 1 0 1 2 4 3 3 1 1 1 67
084 Music 2 2 1 3 4 3 2 8 2 0 2 0 2 1 1 2 3 1 1 1 7 2 0 1 0 1 1 0 1 0 0 0 1 0 0 1 0 2 2 1 3 0 0 2 66
473 Games Using Tangible Projectile 1 0 3 0 1 1 2 1 1 2 0 1 1 1 0 3 1 0 2 1 0 1 0 2 0 2 3 4 0 4 0 4 4 2 2 1 5 2 2 1 2 2 0 0 65
604 Surgery (Medicators and Receptors) 0 0 0 0 0 0 0 0 1 1 0 1 1 1 0 1 1 0 1 1 0 2 1 2 1 2 1 2 0 5 1 5 2 3 1 8 3 3 3 4 5 2 0 0 65
049 Movable or Removable Closures 4 5 0 1 1 0 1 1 1 2 2 6 6 1 2 0 1 1 2 3 1 0 4 0 1 1 1 1 0 0 3 1 0 1 1 0 0 0 0 3 0 2 1 0 61
209 Classifying, Separating, and Assorting Solids 3 0 1 1 0 0 2 0 2 0 1 2 0 0 1 0 0 3 2 2 1 0 1 0 0 2 2 2 4 3 2 1 2 1 1 3 2 1 2 3 3 1 2 2 61
241 Solid Material Comminution or Disintegration 7 6 5 2 2 2 1 1 3 0 2 7 7 2 1 0 0 1 0 1 0 0 0 0 0 0 3 1 2 0 2 0 0 1 0 0 0 0 1 0 0 0 0 1 61
405 Hydraulic and Earth Engineering 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 4 4 1 4 1 1 1 2 0 0 2 3 4 4 4 3 3 0 3 1 0 0 7 3 1 2 2 61
165 Heat Exchange 1 3 2 4 1 3 2 3 1 2 2 2 2 1 0 2 1 0 6 1 2 0 0 1 0 2 1 0 3 1 0 1 2 0 0 0 0 0 2 0 1 1 0 4 60
239 Fluid Sprinkling, Spraying, and Diffusing 0 3 1 2 4 1 3 1 7 4 4 4 2 1 0 0 0 1 1 1 1 0 2 1 0 0 0 2 0 0 2 1 0 0 0 1 0 2 1 0 1 1 1 4 60
362 Illumination 0 1 0 2 0 0 0 0 0 0 3 1 0 0 0 1 0 3 2 1 2 2 3 0 0 1 1 5 1 3 0 1 2 2 1 1 1 5 3 5 0 3 2 2 60
422 Chemical Apparatus and Process Disinfecting, Deodorizing, Preserving, or Sterilizing 0 0 0 0 2 1 6 2 1 1 0 1 0 1 0 3 1 2 1 2 2 0 1 0 3 2 3 0 3 3 3 0 2 1 2 2 1 1 1 2 1 1 1 1 60
106 Compositions: Coating or Plastic 0 0 0 0 0 1 1 0 1 1 0 1 2 0 1 0 0 1 0 2 0 0 1 0 3 1 1 0 2 0 4 2 1 3 2 0 6 2 4 3 5 2 3 3 59
337 Electricity: Electrothermally or Thermally Actuated Switches 2 2 6 1 5 3 1 3 2 3 1 2 1 1 3 1 0 0 0 0 1 3 1 2 4 2 0 0 3 2 0 0 0 2 0 1 0 0 1 0 0 0 0 0 59
042 Firearms 0 0 0 1 0 0 0 0 0 0 3 1 0 0 1 0 0 1 0 1 0 2 1 0 2 1 0 3 3 3 1 2 2 2 3 7 2 1 2 4 1 3 2 3 58
417 Pumps 1 1 1 1 1 3 6 0 3 2 4 6 2 2 1 0 0 0 1 0 1 0 0 1 1 0 2 3 2 0 0 1 0 1 0 0 2 1 3 3 0 2 0 0 58
423 Chemistry of Inorganic Compounds 0 2 1 1 3 5 3 1 4 0 2 2 2 3 0 3 1 2 1 2 0 1 1 0 0 1 0 1 2 0 0 0 1 0 0 1 0 1 0 3 0 1 3 2 56
242 Winding, Tensioning, or Guiding 0