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

Patenting By NAICS Industry Classification
Breakout By Ownership Category
-- Whole 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 Grant

- Explanation of Data -

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

NAICS Classification 3251
Basic Chemicals

( 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 Whole Counts report allocates a patent to each matched industry -- see 'Explanation of Data' )

The following table displays Ownership Categories and WHOLE counts of utility patents associated with each of them; patents are distributed by year of patent grant.
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
Whol / YoG 07 3251 Basic Chemicals (U.S. Ownership) 2 U.S. CORPORATION 2791 3029 3351 4293 4322 3860 4397 3852 3411 5083 3842 4199 4462 4398 3698 3715 2528 2971 3468 2661 2414 2740 2692 2394 2437 2287 2752 2677 2863 3021 3215 2747 2655 2737 2834 3503 3567 3253 3149 3367 2823 2496 2136 2928 2710 2812 2853 3386 3341 3479 160599
Whol / YoG 07 3251 Basic Chemicals (U.S. Ownership) 4 U.S. INDIVIDUAL 92 91 117 151 190 102 140 116 131 288 156 209 172 139 127 132 100 132 135 108 102 91 90 105 117 91 119 125 123 163 138 128 170 137 162 199 212 156 184 136 144 95 90 107 113 79 81 145 169 164 6763
Whol / YoG 07 3251 Basic Chemicals (U.S. Ownership) 6 U.S. GOVERNMENT 113 119 132 167 175 149 165 122 162 181 197 168 172 181 126 122 70 105 101 80 73 106 78 59 74 48 77 62 60 88 77 84 67 54 61 69 81 58 77 58 54 60 56 66 63 65 68 72 74 77 4873
Whol / YoG 07 3251 Basic Chemicals (U.S. Ownership)   -- Subtotal -- 2996 3239 3600 4611 4687 4111 4702 4090 3704 5552 4195 4576 4806 4718 3951 3969 2698 3208 3704 2849 2589 2937 2860 2558 2628 2426 2948 2864 3046 3272 3430 2959 2892 2928 3057 3771 3860 3467 3410 3561 3021 2651 2282 3101 2886 2956 3002 3603 3584 3720 172235
 
Whol / YoG 07 3251 Basic Chemicals (Foreign Ownership) 3 FOREIGN CORPORATION 887 981 1079 1349 1450 1276 1793 1653 1612 2576 2093 2495 2856 3146 2383 2089 1511 1916 2163 1764 1705 1813 1984 1804 1987 1965 2442 2541 2562 2748 2845 2577 2562 2396 2588 3263 3192 2921 3195 3347 2933 2600 2233 2925 2635 2745 2910 3649 3698 3999 117836
Whol / YoG 07 3251 Basic Chemicals (Foreign Ownership) 5 FOREIGN INDIVIDUAL 81 63 93 106 110 83 93 107 94 232 172 205 174 178 119 114 68 109 117 96 84 79 70 76 73 59 87 99 86 84 87 69 71 73 87 121 146 93 134 112 114 89 50 84 67 80 68 102 93 104 5055
Whol / YoG 07 3251 Basic Chemicals (Foreign Ownership) 7 FOREIGN GOVERNMENT 19 31 34 59 62 16 33 21 8 11 12 30 16 34 25 22 20 34 37 45 38 42 38 50 48 50 45 58 49 63 38 28 16 27 41 31 23 16 17 15 9 10 6 1 11 1 11 21 17 17 1406
Whol / YoG 07 3251 Basic Chemicals (Foreign Ownership)   -- Subtotal -- 987 1075 1206 1514 1622 1375 1919 1781 1714 2819 2277 2730 3046 3358 2527 2225 1599 2059 2317 1905 1827 1934 2092 1930 2108 2074 2574 2698 2697 2895 2970 2674 2649 2496 2716 3415 3361 3030 3346 3474 3056 2699 2289 3010 2713 2826 2989 3772 3808 4120 124297
 
Whol / YoG 07 3251 Basic Chemicals (ALL Ownership) A All Ownership Categories 3983 4314 4806 6125 6309 5486 6621 5871 5418 8371 6472 7306 7852 8076 6478 6194 4297 5267 6021 4754 4416 4871 4952 4488 4736 4500 5522 5562 5743 6167 6400 5633 5541 5424 5773 7186 7221 6497 6756 7035 6077 5350 4571 6111 5599 5782 5991 7375 7392 7840 296532


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