Skip menu navigation Home > Listing of Viewable PTMT Reports > Table of Contents for This Set of Reports

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

ILLINOIS

( 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
532 Organic Compounds (includes Classes 532-570) 169 185 169 228 186 148 178 137 140 205 122 180 184 166 143 95 65 93 72 78 56 73 75 49 50 68 56 84 64 75 72 65 67 79 92 81 74 53 57 58 50 54 40 48 4483
424 Drug, Bio-Affecting and Body Treating Compositions (includes Class 514) 29 27 17 30 33 16 23 18 21 28 36 33 31 47 37 26 26 50 32 19 36 40 38 35 51 60 69 78 78 98 125 102 114 111 134 126 127 140 123 140 130 73 65 87 2759
520 Synthetic Resins or Natural Rubbers (includes Classes 520-528) 24 28 51 74 65 64 72 50 56 77 63 77 74 85 89 99 69 78 71 73 71 88 80 53 59 50 64 45 48 58 49 61 58 59 57 58 66 52 66 57 40 32 39 42 2691
426 Food or Edible Material: Processes, Compositions, and Products 56 68 55 61 47 68 66 65 79 60 64 57 83 81 57 34 35 39 47 35 24 19 23 25 30 37 38 48 51 75 49 55 57 57 31 36 56 66 72 70 53 36 27 33 2225
439 Electrical Connectors 19 24 30 30 27 27 28 31 48 44 37 55 33 41 39 43 22 30 32 12 20 33 46 41 45 39 47 51 60 79 58 60 49 52 46 66 78 75 86 54 34 56 77 63 1967
455 Telecommunications 16 18 12 19 28 8 15 27 43 22 21 17 18 33 34 11 15 17 14 15 17 20 19 18 16 20 28 22 41 45 65 69 69 91 61 96 96 128 87 75 73 96 100 173 1928
210 Liquid Purification or Separation 14 16 43 55 47 54 44 49 49 42 42 42 37 40 51 33 26 38 36 30 23 29 23 28 60 41 47 37 39 46 49 51 45 53 64 63 45 66 46 40 32 36 26 31 1808
137 Fluid Handling 66 65 96 69 62 64 87 76 69 57 55 60 45 47 25 39 30 34 27 29 22 28 44 31 32 25 31 25 30 24 23 24 29 24 20 35 32 26 37 17 19 23 23 32 1758
029 Metal Working 45 47 59 62 40 40 39 42 46 46 72 62 43 47 43 41 23 43 38 39 26 37 40 44 41 36 37 31 36 30 43 38 22 35 27 36 32 31 46 31 29 23 24 28 1720
206 Special Receptacle or Package 54 38 59 50 74 36 43 29 42 32 47 48 52 52 34 38 29 28 40 24 32 25 31 27 29 35 39 31 35 29 43 44 35 38 42 49 44 51 40 27 25 27 23 28 1678
379 Telephonic Communications 18 25 41 24 19 17 18 36 30 25 35 45 37 14 24 30 21 18 24 16 9 19 14 26 17 23 23 28 22 20 27 35 48 51 52 74 79 61 76 94 78 86 63 100 1642
123 Internal-Combustion Engines 10 26 21 15 16 23 41 13 21 24 28 25 23 27 24 39 31 29 20 25 33 29 43 17 34 24 28 28 35 31 36 33 29 49 57 36 45 73 61 102 80 76 68 76 1604
428 Stock Material or Miscellaneous Articles 15 19 31 21 29 18 28 30 44 43 27 30 40 31 28 32 30 40 24 34 33 41 38 27 25 20 31 29 29 44 29 42 43 39 69 57 61 47 55 59 56 48 30 27 1573
604 Surgery (Medicators and Receptors) 11 6 17 5 22 11 12 16 20 18 31 29 47 67 67 31 31 47 39 51 56 45 39 48 43 48 44 38 37 51 49 52 54 43 32 50 45 40 33 24 41 30 22 19 1561
208 Mineral Oils: Processes and Products 15 35 45 42 23 50 67 70 59 53 52 55 48 50 54 77 48 47 48 45 30 32 25 20 22 25 34 33 29 32 27 38 25 17 9 17 33 33 21 16 8 10 9 14 1542
073 Measuring and Testing 41 34 41 51 43 47 51 52 40 48 30 39 44 42 31 33 24 33 26 28 35 35 39 26 23 23 31 29 27 25 27 24 26 27 30 37 26 36 24 21 27 26 37 38 1477
222 Dispensing (apparatus and process) 47 67 83 88 57 54 48 29 34 30 48 42 43 28 33 26 23 22 18 19 13 22 25 17 15 23 23 31 33 35 28 27 20 18 22 34 36 32 35 22 20 25 27 29 1451
340 Communications: Electrical 17 19 34 36 29 26 38 42 50 38 44 29 35 25 25 30 15 28 24 27 16 9 20 26 22 17 27 24 17 18 18 27 34 35 37 48 54 58 36 42 36 45 37 73 1387
220 Receptacles 46 44 59 46 74 64 65 24 50 37 44 44 50 50 31 17 29 20 18 32 22 15 22 16 23 23 27 30 21 21 17 20 13 23 18 32 38 34 30 27 19 17 11 20 1383
585 Chemistry of Hydrocarbon Compounds 27 20 45 53 33 39 62 50 24 53 49 40 33 45 52 42 29 23 22 16 17 26 20 10 31 35 41 39 48 24 30 21 17 18 12 35 35 32 26 39 23 14 17 10 1377
200 Electricity: Circuit Makers and Breakers 29 44 89 80 67 42 33 67 62 49 48 46 27 31 33 39 23 24 29 32 37 35 35 22 32 24 15 30 20 19 20 23 23 18 19 15 11 17 7 8 9 15 12 9 1369
053 Package Making 23 22 25 45 45 35 45 39 33 25 33 28 11 25 14 21 12 14 5 11 9 12 16 15 20 16 21 18 32 20 26 28 37 49 82 69 44 48 49 47 37 39 34 12 1291
248 Supports (e.g., for holding articles, etc.) 32 44 69 41 46 31 36 31 44 43 32 32 40 25 33 23 15 27 16 18 19 19 19 26 26 17 27 33 32 19 18 24 25 25 29 39 28 28 25 36 30 20 15 26 1283
370 Multiplex Communications 0 4 1 3 3 1 4 2 5 7 7 7 8 3 10 5 10 10 10 4 11 23 36 18 32 20 26 24 19 25 37 50 49 62 46 47 75 82 70 58 67 99 89 106 1275
361 Electricity: Electrical Systems and Devices 15 16 29 39 39 26 19 27 41 40 30 30 27 28 24 19 30 16 14 17 17 20 26 30 24 34 51 44 23 35 31 20 34 46 26 48 31 41 38 32 31 16 21 25 1270
052 Static Structures (e.g., Buildings) 25 40 44 40 41 50 30 31 43 22 38 47 34 41 32 34 14 34 31 12 17 33 22 44 22 22 27 16 13 18 23 29 25 19 29 33 37 34 31 20 17 21 15 15 1265
435 Chemistry: Molecular Biology and Microbiology 14 5 6 13 10 7 12 3 15 19 18 23 20 17 13 14 4 19 20 23 23 9 25 23 17 22 18 26 24 22 21 36 22 52 61 83 66 67 94 60 43 52 43 32 1216
128 Surgery (includes Class 600) 14 6 10 11 9 4 11 13 21 15 27 33 33 20 25 24 14 38 24 25 22 29 24 20 21 23 35 22 32 24 30 34 31 38 22 47 40 55 41 29 43 32 30 32 1133
156 Adhesive Bonding and Miscellaneous Chemical Manufacture 12 17 10 30 41 23 40 37 47 46 36 28 29 35 22 33 20 25 30 17 27 36 24 16 25 15 25 24 11 19 18 22 20 27 17 26 28 24 19 37 28 15 20 18 1119
414 Material or Article Handling 36 34 66 58 40 35 53 47 43 28 41 55 48 38 45 28 24 18 24 17 17 14 8 19 16 14 10 15 14 16 13 7 18 11 12 20 8 13 12 16 8 8 10 11 1088
074 Machine Element or Mechanism 31 35 61 55 37 59 41 39 38 33 48 30 33 41 31 35 13 15 24 14 6 24 19 14 19 15 16 9 9 9 13 15 12 14 18 18 15 18 18 13 11 7 6 6 1037
502 Catalyst, Solid Sorbent, or Support Therefor: Product or Process of Making 9 17 16 24 11 11 25 15 12 34 22 23 33 39 41 34 32 42 55 46 37 43 29 19 25 27 28 32 25 32 27 24 19 10 4 14 17 14 11 9 11 16 5 11 1030
060 Power Plants 24 28 31 26 25 38 26 17 19 27 28 18 24 38 22 28 18 23 17 26 11 14 8 8 15 10 12 8 17 18 18 11 15 20 12 17 13 22 45 31 41 30 32 44 975
273 Amusement Devices: Games 8 18 17 7 12 17 28 13 40 41 35 35 33 36 40 24 22 32 20 27 18 29 22 12 15 18 26 22 19 33 16 41 30 31 18 23 19 26 6 12 13 7 4 9 974
219 Electric Heating 32 27 38 30 44 25 35 41 53 32 34 27 21 27 27 23 13 10 15 16 13 12 20 13 16 14 19 16 13 16 15 20 18 13 13 16 16 23 19 23 18 17 17 15 965
280 Land Vehicles 17 19 25 28 32 21 21 27 15 26 30 49 38 27 19 39 26 20 23 21 18 10 13 10 13 20 14 19 23 12 21 15 17 29 17 25 29 16 25 17 17 13 22 12 950
198 Conveyors: Power-Driven 60 38 69 53 62 31 20 38 47 27 40 34 27 17 15 13 17 14 10 12 6 12 7 12 13 12 24 8 18 14 8 10 13 10 8 10 12 12 14 22 8 12 5 15 929
324 Electricity: Measuring and Testing 6 10 18 35 19 26 25 30 25 18 30 22 18 22 27 20 13 9 16 7 9 18 16 8 22 18 14 18 14 21 17 11 26 29 29 17 19 24 34 31 21 37 29 36 914
315 Electric Lamp and Discharge Devices: Systems 14 19 36 29 32 18 28 19 24 15 10 12 24 16 12 9 7 12 14 8 14 15 18 13 25 15 18 31 47 41 47 27 54 26 16 18 27 13 13 18 16 19 8 9 906
062 Refrigeration 24 28 36 37 32 16 18 15 27 18 24 31 20 12 11 21 16 14 21 23 14 13 15 16 15 18 16 21 23 22 24 16 12 17 15 20 27 17 27 32 17 24 17 19 901
348 Television 13 12 15 24 20 22 32 34 50 30 34 30 21 20 30 16 12 18 24 41 32 16 17 29 23 18 8 10 21 29 20 15 14 16 11 19 7 17 8 9 12 11 8 5 873
239 Fluid Sprinkling, Spraying, and Diffusing 26 25 40 40 23 28 22 19 22 27 28 19 36 17 17 15 18 12 17 12 5 12 9 16 10 13 10 22 7 9 15 18 12 16 18 17 36 32 19 14 23 26 19 23 864
072 Metal Deforming 25 28 38 42 46 31 33 40 44 33 27 30 25 24 21 17 10 22 17 16 20 18 11 21 9 19 17 14 8 12 15 13 6 3 13 14 10 14 11 8 4 4 7 7 847
101 Printing 27 34 32 38 32 22 24 21 21 25 31 28 17 19 24 21 2 12 17 9 14 18 17 12 18 12 17 11 20 23 35 22 12 12 18 20 16 12 12 10 6 12 7 16 828
422 Chemical Apparatus and Process Disinfecting, Deodorizing, Preserving, or Sterilizing 17 11 18 22 7 9 15 20 22 29 13 28 32 27 26 15 12 12 21 15 16 14 10 12 15 12 14 11 17 31 21 22 19 24 24 26 17 17 27 15 34 21 6 16 812
264 Plastic and Nonmetallic Article Shaping or Treating: Processes 19 16 23 31 29 18 24 18 21 16 11 24 22 24 11 21 15 20 28 8 18 12 22 14 9 12 10 18 12 14 19 14 13 15 32 21 20 23 21 19 19 20 14 20 810
425 Plastic Article or Earthenware Shaping or Treating: Apparatus 15 18 36 20 36 29 27 17 30 32 40 30 34 34 16 15 15 16 21 9 14 7 19 18 14 16 16 17 9 11 10 11 10 8 5 17 12 8 16 20 8 7 6 2 771
250 Radiant Energy 14 16 18 30 8 12 24 20 26 28 23 32 18 20 14 15 11 6 11 9 11 23 19 25 21 21 22 23 16 16 16 17 10 16 10 15 7 17 8 6 19 21 21 26 761
229 Envelopes, Wrappers, and Paperboard Boxes 29 36 37 30 28 23 19 17 11 16 19 13 15 25 11 27 18 26 20 25 19 11 17 6 11 16 17 19 21 14 16 23 14 7 5 13 14 8 14 12 8 6 7 6 749
277 Seal for a Joint or Juncture 15 28 21 27 32 17 13 17 21 14 16 17 14 17 8 16 8 17 16 10 17 22 23 12 8 10 15 6 11 15 15 21 8 28 22 22 19 24 26 14 22 14 12 9 739
172 Earth Working 21 25 30 28 21 16 29 35 38 27 38 20 22 17 37 28 20 11 12 13 23 14 15 9 6 9 13 5 6 6 9 6 15 11 11 13 9 21 16 6 7 6 8 6 738
180 Motor Vehicles 10 8 21 28 24 26 27 12 33 16 26 44 36 38 34 39 22 19 13 17 17 4 14 2 4 11 14 9 8 3 8 12 5 13 8 13 8 17 16 7 12 11 10 18 737
015 Brushing, Scrubbing, and General Cleaning 38 22 28 22 20 21 22 12 27 18 21 18 19 13 12 9 12 17 9 10 13 10 10 11 20 9 13 14 15 9 18 18 22 13 14 30 22 21 21 18 10 6 17 11 735
211 Supports: Racks 16 24 26 19 35 16 26 22 18 18 22 16 18 16 10 13 5 8 6 17 9 17 17 10 17 20 9 17 12 22 11 21 8 17 16 23 14 22 17 20 18 13 10 15 726
362 Illumination 22 13 25 25 12 15 9 13 14 17 22 20 12 8 9 9 8 8 10 17 11 15 16 14 10 15 24 12 11 16 13 21 24 20 21 16 22 23 24 21 21 20 14 28 720
473 Games Using Tangible Projectile 16 6 18 8 17 10 17 16 22 14 15 16 15 11 12 8 10 17 9 15 14 6 19 14 14 10 16 18 22 21 14 20 26 27 22 28 21 25 13 13 24 17 18 15 709
056 Harvesters 32 28 24 17 18 40 35 48 31 35 25 20 13 19 12 11 12 12 20 11 6 14 13 11 9 8 10 11 13 12 9 3 11 6 6 8 19 9 15 9 12 6 13 11 707
423 Chemistry of Inorganic Compounds 24 13 28 21 22 31 32 16 24 25 24 18 24 16 15 19 12 19 16 14 14 13 17 13 8 13 7 6 8 19 12 16 9 14 10 11 17 10 11 15 13 12 10 13 704
040 Card, Picture, or Sign Exhibiting 11 11 36 25 19 21 28 13 27 19 27 20 21 21 15 16 15 12 14 17 10 13 8 5 6 14 16 13 14 10 10 12 14 10 13 8 13 20 15 12 21 18 9 10 682
083 Cutting 22 28 46 27 15 22 33 29 25 18 41 38 22 20 15 7 13 9 7 12 5 7 6 14 10 8 5 14 10 12 9 10 7 8 11 13 11 13 9 7 11 15 3 12 679
411 Expanded, Threaded, Driven, Headed, Tool-Deformed, or Locked-Threaded Fastener 18 16 31 15 13 13 18 17 11 19 15 24 26 13 18 11 8 11 12 6 15 16 11 11 15 20 13 14 13 16 17 10 17 13 19 29 15 14 18 13 11 18 19 6 678
099 Foods and Beverages: Apparatus 21 16 21 23 24 26 30 19 27 29 22 19 20 18 3 12 13 15 8 7 6 20 16 11 8 8 8 11 11 9 15 20 16 8 16 11 16 21 22 13 14 10 6 4 673
375 Pulse or Digital Communications 1 0 2 1 2 3 2 2 4 7 5 8 3 6 4 3 3 6 3 3 9 4 1 8 12 6 7 9 11 27 39 24 29 40 39 66 39 27 27 30 31 40 36 41 670
192 Clutches and Power-Stop Control 22 15 41 25 34 28 25 20 21 13 25 16 15 16 18 32 13 14 17 2 9 12 13 6 21 8 19 18 25 14 8 10 7 7 15 7 15 9 4 5 7 3 4 2 660
451 Abrading 29 26 10 21 20 31 22 27 31 20 18 25 26 12 14 7 7 9 9 5 8 11 18 13 12 6 16 8 7 8 16 6 6 14 12 14 12 14 14 10 12 10 20 22 658
446 Amusement Devices: Toys 21 18 28 11 14 20 23 11 23 20 29 36 25 19 22 11 17 18 27 12 5 15 12 19 12 11 14 9 4 12 10 10 8 11 4 9 10 13 6 11 23 12 5 4 654
310 Electrical Generator or Motor Structure 10 18 28 31 26 22 31 23 24 24 23 11 17 8 13 8 10 13 9 10 4 9 13 20 15 9 21 3 24 15 15 14 7 11 5 12 16 15 19 10 9 12 6 9 652
242 Winding, Tensioning, or Guiding 20 22 24 36 42 26 24 25 27 32 35 27 21 19 19 10 16 15 13 12 6 12 12 11 6 12 2 7 12 4 9 6 4 5 6 7 14 4 4 8 10 6 7 3 642
417 Pumps 18 19 23 18 19 25 15 9 17 17 19 22 10 21 19 25 11 17 11 3 4 13 18 11 6 8 7 7 9 14 11 10 15 26 11 9 19 13 21 22 16 11 10 6 635
251 Valves and Valve Actuation 24 13 27 28 22 24 20 26 35 16 18 21 12 10 8 9 9 9 24 9 8 6 19 11 10 6 8 12 11 12 12 15 7 7 6 12 13 13 8 11 12 11 7 11 612
174 Electricity: Conductors and Insulators 13 15 19 16 27 21 21 12 17 18 22 19 8 4 7 10 5 10 9 11 10 6 9 9 8 6 10 4 9 7 12 10 17 10 8 24 14 17 23 27 21 23 17 25 610
427 Coating Processes 13 13 11 9 13 10 13 13 18 16 15 14 23 12 14 14 10 9 16 14 16 17 15 9 16 11 15 12 12 25 14 13 14 19 10 14 15 14 11 14 14 13 8 5 596
318 Electricity: Motive Power Systems 11 14 19 15 12 12 16 22 25 17 24 19 10 11 8 21 7 9 8 9 7 12 15 9 10 8 8 14 15 10 4 4 10 10 10 11 14 13 19 16 14 23 11 23 579
701 DP: Vehicles, Navigation, and Relative Location (Data Processing) 0 0 0 0 0 0 2 2 4 4 0 0 0 0 0 2 4 2 2 5 1 2 6 4 5 2 4 6 7 3 11 9 23 21 24 30 51 54 67 49 40 42 46 38 572
215 Bottles and Jars 11 10 17 19 12 13 12 10 15 21 12 21 24 12 8 11 4 13 9 12 14 23 14 17 13 9 15 15 12 19 5 8 11 8 7 16 19 19 9 8 8 7 5 5 552
312 Supports: Cabinet Structure 11 16 23 27 30 27 15 20 28 19 22 11 21 16 21 16 6 12 4 5 6 6 5 10 6 7 13 7 7 9 6 8 14 9 12 6 8 12 7 8 11 4 11 9 551
105 Railway Rolling Stock 10 13 20 18 20 12 16 14 18 15 17 33 23 2 8 15 10 14 18 13 3 13 11 6 8 14 12 12 7 10 6 3 12 19 8 19 6 13 17 10 7 7 4 4 540
033 Geometrical Instruments 19 21 28 20 16 10 17 16 14 12 17 15 14 7 9 10 10 13 14 9 5 4 11 10 14 7 5 15 15 18 8 4 13 13 7 9 8 9 9 17 12 7 11 9 531
126 Stoves and Furnaces 9