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U.S. PATENT AND TRADEMARK OFFICE
Office of Electronic Information Products
Patent Technology Monitoring Division (PTMD)


U.S. GOVERNMENT PATENTS
2003

- this report has been prepared with support from the National Science Foundation -


Table 1

UTILITY PATENTS ASSIGNED TO U.S. GOVERNMENT INSTITUTIONS,
CALENDAR YEAR 1963-2003 PATENT GRANTS,
AS DISTRIBUTED BY SIC-BASED PRODUCT FIELD AND YEAR OF GRANT

PATENTS COUNTED USING WHOLE COUNTING METHOD (see Explanation of Data)

(patent ownership is determined by the first-named assignee listed on a patent)

- Explanation of Data -

Number of Utility Patents Granted, 1963 to 2003,
As Distributed By SIC-Based Product Field and Calendar Year of Grant
(patents counted using whole counting method)
SIC-based
Product Field
SIC-based
Product Field Title
Pre-19901990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 Total
                                   
SIC 20. FOOD AND KINDRED PRODUCTS 304 4 6 8 7 3 2   2 4 4 6 3 2 6 361
SIC 22. TEXTILE MILL PRODUCTS 499 8 3 7 8 12 12 8 8 5 5 2 3   4 584
SIC 28. CHEMICALS AND ALLIED PRODUCTS 5829 170 176 238 229 232 191 206 254 307 289 210 261 214 201 9007
SIC 281,282,284-289. ..CHEMICALS, EXCEPT DRUGS + MEDICINES 5555 140 145 189 178 176 132 133 157 179 168 130 167 138 134 7721
SIC 281,286. ....BASIC INDUSTRIAL INORGANIC + ORGANIC CHEMISTRY 3323 61 58 86 77 84 66 54 62 69 83 57 76 58 54 4268
SIC 281. ......INDUSTRIAL INORGANIC CHEMISTRY 1457 20 17 35 10 28 19 14 14 12 19 15 14 7 9 1690
SIC 286. ......INDUSTRIAL ORGANIC CHEMISTRY 1935 44 42 56 68 60 51 40 51 61 70 46 65 53 49 2691
SIC 282. ....PLASTICS MATERIALS + SYNTHETIC RESINS 401 16 23 31 31 28 14 21 18 14 16 13 14 14 9 663
SIC 287. ....AGRICULTURAL CHEMICALS 430 27 19 32 39 36 33 32 57 66 41 40 47 42 41 982
SIC 284,285,289. ....ALL OTHER CHEMICALS 1424 37 45 41 31 28 19 26 20 30 28 21 30 24 30 1834
SIC 284. ......SOAPS, DETERGENTS, CLEANERS, PERFUMES, COSMETICS + TOILETRIES 75 2 1 1 2 1 3 1 1 1 3 2 2 4 1 100
SIC 285. ......PAINTS, VARNISHES, LACQUERS, ENAMELS + ALLIED PRODUCTS 177 7 5 6 4 5 3 9 3 7 4 1 3 2 7 243
SIC 289. ......MISCELLANEOUS CHEMICAL PRODUCTS 1181 29 39 34 25 23 13 16 16 22 21 18 25 18 22 1502
SIC 283. ..DRUGS AND MEDICINES 632 52 51 78 90 92 90 108 157 194 168 121 140 124 112 2209
SIC 13,29. PETROLEUM + NATURAL GAS EXTRACTION + REFINING 163 4 6 2 1 4   2 2 1   2 2 4 3 196
SIC 30. RUBBER + MISCELLANEOUS PLASTICS PRODUCTS 1315 30 46 63 57 65 48 47 36 41 48 41 33 30 35 1935
SIC 32. STONE, CLAY, GLASS AND CONCRETE PRODUCTS 773 18 39 43 34 36 35 31 36 27 38 29 23 16 24 1202
SIC 33, 3462, 3463. PRIMARY METALS 613 15 13 11 23 16 18 14 11 10 11 15 9 13 9 801
SIC 331, 332, 3399, 3462. ..PRIMARY FERROUS PRODUCTS 259 6 5 4 8 5 6 4 4 5 5 8 4 5 3 331
SIC 333-336, 339 (EXCEPT 3399), 3463. ..PRIMARY + SECONDARY NON-FERROUS METALS 438 12 11 10 17 14 16 13 8 8 8 13 6 10 6 590
SIC 34 (EXCEPT 3462,3463,348). FABRICATED METAL PRODUCTS 2834 71 81 96 88 69 62 41 42 46 55 47 39 47 43 3661
SIC 35. MACHINERY, EXCEPT ELECTRICAL 5872 138 146 187 173 171 153 122 111 124 154 159 120 118 117 7865
SIC 351. ..ENGINES + TURBINES 685 16 18 19 22 22 11 8 10 10 9 15 14 22 14 895
SIC 352. ..FARM + GARDEN MACHINERY + EQUIPMENT 315 8 7 12 6 6 12 7 5 6 11 7 6 5 7 420
SIC 353. ..CONSTRUCTION, MINING + MATERIAL HANDLING MACHINERY + EQUIPMENT 664 13 10 18 13 9 15 14 12 10 6 21 13 17 11 846
SIC 354. ..METAL WORKING MACHINERY + EQUIPMENT 560 11 23 24 18 15 6 7 12 4 14 7 6 5 7 719
SIC 357. ..OFFICE COMPUTING + ACCOUNTING MACHINES 1023 28 28 31 44 47 50 38 35 55 50 65 45 37 46 1622
SIC 355, 356, 358, 359. ..OTHER MACHINERY, EXCEPT ELECTRICAL 3346 79 74 110 91 92 82 63 49 50 78 60 45 45 42 4306
SIC 355. ....SPECIAL INDUSTRY MACHINERY, EXCEPT METAL WORKING MACHINERY 1504 33 27 43 40 30 32 25 17 14 27 24 17 22 21 1876
SIC 356. ....GENERAL INDUSTRIAL MACHINERY + EQUIPMENT 1770 46 50 66 48 52 40 33 29 34 47 35 22 28 26 2326
SIC 358. ....REFRIGERATION + SERVICE INDUSTRY MACHINERY 566 17 17 25 19 18 17 12 13 14 22 14 11 11 11 787
SIC 359. ....MISCELLANEOUS MACHINERY, EXCEPT ELECTRICAL 218 7 7 7 4 9 14 7 5 4 8 6 8 2   306
SIC 36, 3825. ELECTRICAL AND ELECTRONIC MACHINERY, EQUIPMENT AND SUPPLIES 13529 371 459 385 397 468 364 316 266 267 255 287 277 282 243 18166
SIC 361-364,369,3825. ..ELECTRICAL EQUIPMENT, EXCEPT COMMUNICATIONS EQUIPMENT 4650 128 146 156 136 173 108 105 65 75 68 67 89 81 75 6122
SIC 361, 3825. ....ELECTRICAL TRANSMISSION + DISTRIBUTION EQUIPMENT 2754 66 77 105 75 101 58 60 36 42 38 31 37 44 36 3560
SIC 362. ....ELECTRICAL INDUSTRIAL APPARATUS 1312 39 42 34 36 41 27 22 23 23 18 23 28 20 15 1703
SIC 363, 364, 369. ....OTHER ELECTRICAL MACHINERY, EQUIPMENT + SUPPLIES 882 26 35 28 28 36 28 26 10 14 17 17 26 19 25 1217
SIC 363. ......HOUSEHOLD APPLIANCES 190 8 9 2 5 9 4 5   3 9 3 2 5 4 258
SIC 364. ......ELECTRICAL LIGHTING + WIRING EQUIPMENT 231 2 4 7 10 3 8 4   1 1 4 6 3 5 289
SIC 369. ......MISCELLANEOUS ELECTRICAL MACHINERY, EQUIPMENT + SUPPLIES 461 16 22 19 13 24 16 17 10 10 7 10 18 11 16 670
SIC 365-367. ..COMMUNICATION EQUIPMENT + ELECTRONIC COMPONENTS 10099 261 336 252 281 325 274 231 207 200 200 230 198 208 177 13479
SIC 365. ....RADIO + TELEVISION RECEIVING EQUIPMENT EXCEPT COMMUNICATION TYPES 729 11 16 12 8 11 10 10 2 4 10 5 4 1 3 836
SIC 366-367. ....ELECTRONIC COMPONENTS + ACCESSORIES + COMMUNICATIONS EQUIPMENT 9965 259 336 252 280 325 274 227 207 199 200 227 197 208 177 13333
SIC 37,348. TRANSPORTATION EQUIPMENT 4564 93 135 99 116 101 98 61 97 88 80 91 119 115 105 5962
SIC 348,371,373-376,379. ..MOTOR VEHICLES + OTHER TRANSPORTATION EQUIPMENT 3857 79 118 85 89 82 86 56 92 77 64 81 108 92 88 5054
SIC 371. ....MOTOR VEHICLES + MOTOR VEHICLE EQUIPMENT 419 9 6 14 8 16 11 17 12 17 20 15 11 12 12 599
SIC 376. ....GUIDED MISSILES + SPACE VEHICLES + PARTS 641 10 18 17 13 10 11 4 3 10 2 9 18 13 10 789
SIC 373-375,379(EXCEPT 3795). ....OTHER TRANSPORTATION EQUIPMENT 392 10 8 9 23 17 27 13 27 10 13 23 16 16 21 625
SIC 373. ......SHIP + BOAT BUILDING + REPAIRING 242 5 6 4 14 13 24 8 23 6 8 20 11 15 19 418
SIC 374. ......RAILROAD EQUIPMENT 35 1 2 1 6 2 3 4 1   3   1     59
SIC 375. ......MOTORCYCLES, BICYCLES + PARTS 28 2   1 1 1 3 2     3     1   42
SIC 379(EXCEPT 3795). ......MISCELLANEOUS TRANSPORTATION EQUIPMENT 137 5   5 4 3 3 3 3 4 5 3 4 1 2 182
SIC 348, 3795. ....ORDNANCE EXCEPT MISSILES 2487 53 86 48 48 42 40 25 53 44 33 37 64 52 46 3158
SIC 372. ..AIRCRAFT + PARTS 1252 23 24 26 39 29 24 16 13 19 23 21 27 37 26 1599
SIC 38 (EXCEPT 3825). PROFESSIONAL + SCIENTIFIC INSTRUMENTS 7103 204 237 226 233 309 212 246 204 259 209 206 192 201 201 10242
SIC OTHER ALL OTHER SIC'S 1440 27 38 33 41 51 47 45 42 47 40 33 44 28 38 1994
SIC ALL ALL INDUSTRIES 37665 983 1183 1161 1167 1258 1028 924 944 1027 985 928 957 912 882 52004

 


Table 2

UTILITY PATENTS ASSIGNED TO U.S. GOVERNMENT INSTITUTIONS,
CALENDAR YEAR 1963-2003 PATENT GRANTS,
AS DISTRIBUTED BY SIC-BASED PRODUCT FIELD AND YEAR OF GRANT

PATENTS COUNTED USING WHOLE COUNTING METHOD (see Explanation of Data)

(patent ownership is determined by the first-named assignee listed on a patent)

- Explanation of Data -

Number of Utility Patents Granted 1963 to 2003,
As Distributed By SIC-Based Product Field and Calendar Year of Application
(patents counted using whole counting method)
SIC-based
Product Field
SIC-based
Product Field Title
Pre-19901990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 Total
                                   
SIC 20. FOOD AND KINDRED PRODUCTS 312 7 8 4 4 2 1 1 9 1 5 4 3     361
SIC 22. TEXTILE MILL PRODUCTS 510 7 11 10 9 9 11 6 1 4 3 1 1 1   584
SIC 28. CHEMICALS AND ALLIED PRODUCTS 6265 204 239 272 254 290 344 202 223 192 179 187 120 33 3 9007
SIC 281,282,284-289. ..CHEMICALS, EXCEPT DRUGS + MEDICINES 5887 156 183 193 164 178 181 138 145 127 119 125 94 28 3 7721
SIC 281,286. ....BASIC INDUSTRIAL INORGANIC + ORGANIC CHEMISTRY 3463 60 91 93 81 66 74 63 65 57 55 57 29 14   4268
SIC 281. ......INDUSTRIAL INORGANIC CHEMISTRY 1494 20 29 22 23 14 11 14 21 13 11 10 6 2   1690
SIC 286. ......INDUSTRIAL ORGANIC CHEMISTRY 2041 44 64 73 64 53 65 52 50 50 46 50 26 13   2691
SIC 282. ....PLASTICS MATERIALS + SYNTHETIC RESINS 444 25 23 33 17 19 23 17 10 13 15 14 6 4   663
SIC 287. ....AGRICULTURAL CHEMICALS 492 34 36 42 39 69 66 36 41 30 25 31 36 4 1 982
SIC 284,285,289. ....ALL OTHER CHEMICALS 1512 37 34 25 27 24 18 22 29 27 25 23 23 6 2 1834
SIC 284. ......SOAPS, DETERGENTS, CLEANERS, PERFUMES, COSMETICS + TOILETRIES 78 3 1     4 2   4 3 1 4       100
SIC 285. ......PAINTS, VARNISHES, LACQUERS, ENAMELS + ALLIED PRODUCTS 192 3 7 5 5 3 4 4 7 2 2 2 4 1 2 243
SIC 289. ......MISCELLANEOUS CHEMICAL PRODUCTS 1252 31 26 20 23 17 12 18 18 22 22 17 19 5   1502
SIC 283. ..DRUGS AND MEDICINES 795 79 93 123 131 183 234 103 120 93 90 90 64 10 1 2209
SIC 13,29. PETROLEUM + NATURAL GAS EXTRACTION + REFINING 170 6   2 3   1 6     1 3 4     196
SIC 30. RUBBER + MISCELLANEOUS PLASTICS PRODUCTS 1391 54 53 74 51 43 46 35 55 43 28 31 23 8   1935
SIC 32. STONE, CLAY, GLASS AND CONCRETE PRODUCTS 815 44 39 35 42 30 35 39 37 30 16 21 14 5   1202
SIC 33, 3462, 3463. PRIMARY METALS 635 16 15 20 20 14 14 13 9 11 14 10 8 2   801
SIC 331, 332, 3399, 3462. ..PRIMARY FERROUS PRODUCTS 267 8 7 4 7 3 4 8 2 6 9 3 3     331
SIC 333-336, 339 (EXCEPT 3399), 3463. ..PRIMARY + SECONDARY NON-FERROUS METALS 455 14 11 17 18 13 12 8 7 9 10 9 5 2   590
SIC 34 (EXCEPT 3462,3463,348). FABRICATED METAL PRODUCTS 2942 94 85 86 81 54 46 50 51 51 30 37 44 10   3661
SIC 35. MACHINERY, EXCEPT ELECTRICAL 6123 192 190 164 173 144 135 123 154 130 132 103 67 33 2 7865
SIC 351. ..ENGINES + TURBINES 717 21 19 13 24 7 13 7 14 4 15 15 20 5 1 895
SIC 352. ..FARM + GARDEN MACHINERY + EQUIPMENT 327 12 7 5 10 10 6 10 7 6 5 8 6 1   420
SIC 353. ..CONSTRUCTION, MINING + MATERIAL HANDLING MACHINERY + EQUIPMENT 684 12 17 13 12 13 14 12 8 12 16 21 7 5   846
SIC 354. ..METAL WORKING MACHINERY + EQUIPMENT 582 29 18 16 13 6 9 11 8 8 6 8 3 2   719
SIC 357. ..OFFICE COMPUTING + ACCOUNTING MACHINES 1098 31 53 50 37 55 47 38 61 64 56 19 8 5   1622
SIC 355, 356, 358, 359. ..OTHER MACHINERY, EXCEPT ELECTRICAL 3466 114 95 84 101 69 65 56 68 44 45 44 36 18 1 4306
SIC 355. ....SPECIAL INDUSTRY MACHINERY, EXCEPT METAL WORKING MACHINERY 1558 46 39 32 32 27 30 11 20 24 13 21 13 10   1876
SIC 356. ....GENERAL INDUSTRIAL MACHINERY + EQUIPMENT 1840 65 51 54 55 35 33 40 41 23 28 26 26 8 1 2326
SIC 358. ....REFRIGERATION + SERVICE INDUSTRY MACHINERY 591 25 19 16 19 19 17 14 16 13 13 9 12 4   787
SIC 359. ....MISCELLANEOUS MACHINERY, EXCEPT ELECTRICAL 226 11 5 3 14 10 6 10 7 2 5 6 1     306
SIC 36, 3825. ELECTRICAL AND ELECTRONIC MACHINERY, EQUIPMENT AND SUPPLIES 14332 409 398 391 436 346 340 260 258 288 234 217 185 72   18166
SIC 361-364,369,3825. ..ELECTRICAL EQUIPMENT, EXCEPT COMMUNICATIONS EQUIPMENT 4867 153 159 142 153 109 103 63 81 75 63 78 65 11   6122
SIC 361, 3825. ....ELECTRICAL TRANSMISSION + DISTRIBUTION EQUIPMENT 2875 92 94 83 84 54 57 38 43 37 31 38 31 3   3560
SIC 362. ....ELECTRICAL INDUSTRIAL APPARATUS 1373 34 39 42 34 28 32 16 27 18 18 25 13 4   1703
SIC 363, 364, 369. ....OTHER ELECTRICAL MACHINERY, EQUIPMENT + SUPPLIES 922 39 32 25 38 29 20 13 16 21 18 18 22 4   1217
SIC 363. ......HOUSEHOLD APPLIANCES 202 7 2 7 8 5 2   7 6 3 3 5 1   258
SIC 364. ......ELECTRICAL LIGHTING + WIRING EQUIPMENT 234 7 11 4 6 6 3   2 4 4 3 5     289
SIC 369. ......MISCELLANEOUS ELECTRICAL MACHINERY, EQUIPMENT + SUPPLIES 486 25 19 14 24 18 15 13 7 11 11 12 12 3   670
SIC 365-367. ..COMMUNICATION EQUIPMENT + ELECTRONIC COMPONENTS 10716 284 257 273 308 254 253 203 189 228 178 148 127 61   13479
SIC 365. ....RADIO + TELEVISION RECEIVING EQUIPMENT EXCEPT COMMUNICATION TYPES 752 12 10 13 9 12 4 6 7 6 3 1 1     836
SIC 366-367. ....ELECTRONIC COMPONENTS + ACCESSORIES + COMMUNICATIONS EQUIPMENT 10580 284 255 273 308 251 252 202 189 225 178 148 127 61   13333
SIC 37,348. TRANSPORTATION EQUIPMENT 4777 108 83 122 102 76 93 98 88 91 69 111 89 53 2 5962
SIC 348,371,373-376,379. ..MOTOR VEHICLES + OTHER TRANSPORTATION EQUIPMENT 4043 87 70 99 81 69 84 88 76 84 62 94 69 47 1 5054
SIC 371. ....MOTOR VEHICLES + MOTOR VEHICLE EQUIPMENT 432 9 8 15 14 11 23 22 14 14 8 15 8 6   599
SIC 376. ....GUIDED MISSILES + SPACE VEHICLES + PARTS 661 17 15 10 13 8 5 5 8 9 11 12 11 4   789
SIC 373-375,379(EXCEPT 3795). ....OTHER TRANSPORTATION EQUIPMENT 409 9 10 27 18 19 18 28 13 13 18 13 20 10   625
SIC 373. ......SHIP + BOAT BUILDING + REPAIRING 253 5 5 18 14 17 13 18 12 10 15 10 19 9   418
SIC 374. ......RAILROAD EQUIPMENT 37 3 1 6 3 2 3 3   1           59
SIC 375. ......MOTORCYCLES, BICYCLES + PARTS 30 2   1 3 1 1 3       1       42
SIC 379(EXCEPT 3795). ......MISCELLANEOUS TRANSPORTATION EQUIPMENT 142 3 4 4 4 1 3 10 1 2 3 3 1 1   182
SIC 348, 3795. ....ORDNANCE EXCEPT MISSILES 2626 54 40 50 40 32 41 43 41 50 26 56 30 28 1 3158
SIC 372. ..AIRCRAFT + PARTS 1294 31 23 33 36 16 25 19 16 15 17 31 32 10 1 1599
SIC 38 (EXCEPT 3825). PROFESSIONAL + SCIENTIFIC INSTRUMENTS 7526 228 255 272 272 240 284 216 215 212 173 176 133 38 2 10242
SIC OTHER ALL OTHER SIC'S 1488 41 37 58 46 49 54 36 44 32 37 37 28 7   1994
SIC ALL ALL INDUSTRIES 39749 1180 1192 1224 1219 1089 1154 916 953 901 777 804 608 230 8 52004

 

Considerations Regarding Patents As Distributed By Year of Application (Table B)

DATA FOR THOSE APPLICATIONS WHICH WERE FILED BUT NEVER ISSUED (ROUGHLY 25% OF TOTAL FILINGS) ARE NOT INCLUDED IN THIS TABLE.

Since the average time period between filing for a patent and the issuing of the patent (i.e., the patent's "pendency") is now about 24 months (for utility patents), the patent grant data, as distributed by year of application, are incomplete for the most recent years that are displayed in this table. This is because a significant number of those applications which ultimately would become patents were still pending as of these most recent years that are displayed in this table.

Patented application data are of significant value since the date an application was filed more accurately reflects when the technology was developed. Additionally, fluctuations in data based on application date are much more likely to reflect changes in technological activity since, for the most part, such fluctuations would be immune from changes in U.S. Patent and Trademark Office (USPTO) processing such as occurred in years such as 1986 when the USPTO issued fewer patents than would have normally been expected due to a lack of funds to print patents. Note that a patent's "pendency" can be quite variable from one patent to another, thereby affecting the date of patent grant. Such variation in pendency is determined by many factors, including PTO workload (which varies between technologies), budget and manpower levels, patent printing schedules, etc. Please note that types of patent documents such as design patents, plant patents, reissue patents, statutory invention registrations, and defensive publications may have average pendency periods that differ somewhat from the pendency period for utility patents.

In this table, utility patent grant data, as distributed by year of application are approximately 91% complete for utility patent applications filed in 1999, 75% complete for applications filed in 2000 and 49 percent complete for applications filed in 2001; data are essentially complete for utility patent applications filed prior to 1999.

 


PTMD Contacts

Questions regarding these reports should be directed to:

U.S. Patent and Trademark Office
Office of Electronic Information Products - Patent Technology Monitoring Division
MDW 4C18; P.O. Box 1450
Washington, DC 20231-1450

tel: (571) 272-5600
fax: (571) 273-0110
email: oeip@uspto.gov

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