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U.S. PATENT AND TRADEMARK OFFICE
Patent Technology Monitoring Team (PTMT)

Patenting By NAICS Industry Classification
Breakout By Ownership Category
-- Fractional Counts --

- this report was created with support from the National Science Foundation -

Count (*) of 1963 - 2012 Utility Patent Grants,
As Distributed By Calendar Year of Patent Application

- Explanation of Data -

Listing of Ownership Categories For 0.5 or More Utility Patents During the Period
Having Primary Classification Corresponding To

NAICS Classification 325
Chemicals ( ** ROLLUP, includes 3251-3259 ** )

( North American Industry Classification System (NAICS) classification is determined by
the primary U.S. Patent Classification System (USPC) patent classification and a USPC to NAICS concordance - see 'Explanation of Data' )
( this Fractional Counts report proportionally distributes a patent across each matched industry -- see 'Explanation of Data' )
( * in Fractional Counts tables, counts are rounded)

The following table Ownership Categories and FRACTIONAL counts of utility patents associated with each of them; patents are distributed by year of patent application.
Counts Sequence ID NAICS Classification Classification Title (U.S. or Foreign) Assignment ID Ownership Category PRE_1964 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 2007 2008 2009 2010 2011 2012 Total
Frac / YoA 06 325 Chemicals ( ** ROLLUP, includes 3251-3259 ** ) (U.S. Ownership) 2 U.S. CORPORATION 24912 4196 5238 5726 5690 5720 5876 5772 5744 5388 5925 6147 6342 5961 5969 5805 5652 5686 5362 5666 5251 5452 5719 5462 5884 6309 6828 7265 7107 7650 8133 9699 14082 9029 11284 10588 11352 11728 11788 11553 10071 8716 8204 8022 7605 5971 4999 3312 1633 241 363712
Frac / YoA 06 325 Chemicals ( ** ROLLUP, includes 3251-3259 ** ) (U.S. Ownership) 4 U.S. INDIVIDUAL 1183 157 270 280 278 277 317 387 350 324 297 312 287 306 311 328 321 314 292 293 280 286 368 312 373 421 472 442 452 456 561 718 938 697 864 802 813 825 770 670 545 415 387 348 346 281 282 170 106 17 21295
Frac / YoA 06 325 Chemicals ( ** ROLLUP, includes 3251-3259 ** ) (U.S. Ownership) 6 U.S. GOVERNMENT 836 153 210 196 220 243 275 239 241 217 193 205 212 181 154 167 156 156 185 172 146 142 138 106 134 156 189 189 217 245 231 268 323 186 204 190 201 258 280 255 243 187 178 142 143 132 126 72 40 10 9936
Frac / YoA 06 325 Chemicals ( ** ROLLUP, includes 3251-3259 ** ) (U.S. Ownership)   -- Subtotal -- 26931 4506 5718 6202 6188 6240 6467 6398 6335 5928 6415 6664 6842 6448 6434 6299 6129 6155 5838 6132 5677 5880 6224 5879 6390 6886 7489 7896 7776 8350 8924 10684 15342 9912 12352 11580 12367 12810 12838 12478 10858 9319 8769 8511 8094 6384 5407 3554 1779 267 394943
 
Frac / YoA 06 325 Chemicals ( ** ROLLUP, includes 3251-3259 ** ) (Foreign Ownership) 3 FOREIGN CORPORATION 6918 1400 1812 2165 2275 2508 2698 2889 3065 2935 3562 3970 3922 3572 3606 3599 3756 3884 3833 3759 3582 3925 4253 4496 4965 5539 6006 5921 5716 6146 6295 7188 9433 7469 8591 8093 9117 10058 11041 11394 9444 8170 7538 7538 6984 5260 3660 2076 987 103 257114
Frac / YoA 06 325 Chemicals ( ** ROLLUP, includes 3251-3259 ** ) (Foreign Ownership) 5 FOREIGN INDIVIDUAL 618 82 136 147 173 166 182 291 269 287 234 220 222 189 217 189 256 203 199 170 161 167 163 203 247 239 279 237 226 241 231 350 427 370 421 382 476 463 542 455 333 295 235 230 209 149 105 68 33 5 12387
Frac / YoA 06 325 Chemicals ( ** ROLLUP, includes 3251-3259 ** ) (Foreign Ownership) 7 FOREIGN GOVERNMENT 162 19 37 28 36 16 16 13 19 20 25 22 26 27 37 38 54 60 63 75 75 73 78 98 76 88 82 103 84 68 39 66 67 62 46 37 32 41 34 36 22 26 31 26 23 15 13 5 3 0 2235
Frac / YoA 06 325 Chemicals ( ** ROLLUP, includes 3251-3259 ** ) (Foreign Ownership)   -- Subtotal -- 7697 1501 1985 2340 2483 2690 2896 3192 3352 3243 3820 4212 4169 3787 3860 3826 4065 4147 4095 4004 3818 4165 4494 4797 5288 5866 6367 6261 6026 6455 6566 7603 9928 7900 9058 8511 9624 10562 11617 11885 9799 8491 7803 7793 7216 5425 3778 2148 1023 108 271737
 
Frac / YoA 06 325 Chemicals ( ** ROLLUP, includes 3251-3259 ** ) (ALL Ownership) A All Ownership Categories 34629 6006 7703 8542 8671 8930 9363 9590 9687 9171 10235 10876 11011 10236 10295 10125 10193 10302 9933 10136 9495 10045 10718 10676 11678 12752 13856 14156 13801 14805 15489 18286 25270 17811 21410 20091 21991 23373 24455 24363 20656 17809 16572 16304 15310 11808 9185 5702 2801 375 666679


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