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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 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 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 displays Ownership Categories and FRACTIONAL 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
Frac / YoG 07 3251 Basic Chemicals (U.S. Ownership) 2 U.S. CORPORATION 2592 2840 3152 4047 4095 3645 4140 3624 3176 4795 3606 3930 4179 4080 3448 3447 2349 2767 3160 2463 2236 2541 2501 2231 2254 2122 2558 2507 2686 2826 3020 2569 2483 2550 2638 3244 3309 3034 2926 3181 2635 2324 2007 2732 2500 2606 2636 3130 3074 3197 149787
Frac / YoG 07 3251 Basic Chemicals (U.S. Ownership) 4 U.S. INDIVIDUAL 85 81 109 138 175 91 132 106 120 267 148 192 157 127 118 114 93 122 122 92 91 79 81 93 109 80 107 114 115 150 129 117 159 125 147 182 195 139 171 127 133 87 83 100 103 74 69 130 150 146 6170
Frac / YoG 07 3251 Basic Chemicals (U.S. Ownership) 6 U.S. GOVERNMENT 88 94 108 137 148 128 142 103 136 154 166 144 149 154 113 109 64 93 87 68 64 92 68 52 65 40 68 55 55 78 74 77 61 49 55 62 72 51 72 51 50 56 51 59 58 59 60 63 67 69 4232
Frac / YoG 07 3251 Basic Chemicals (U.S. Ownership)   -- Subtotal -- 2765 3014 3369 4322 4417 3864 4414 3832 3432 5215 3920 4265 4485 4361 3679 3670 2506 2982 3369 2623 2390 2711 2649 2375 2427 2242 2733 2676 2855 3054 3222 2763 2703 2724 2840 3488 3576 3224 3168 3359 2818 2467 2142 2891 2661 2738 2765 3323 3291 3412 160188
 
Frac / YoG 07 3251 Basic Chemicals (Foreign Ownership) 3 FOREIGN CORPORATION 814 932 1003 1269 1353 1195 1678 1539 1486 2415 1972 2329 2667 2902 2212 1925 1413 1767 1988 1640 1554 1655 1825 1658 1841 1800 2236 2355 2374 2532 2633 2362 2369 2227 2426 3075 2956 2748 3007 3174 2765 2437 2113 2769 2495 2583 2739 3399 3439 3714 109753
Frac / YoG 07 3251 Basic Chemicals (Foreign Ownership) 5 FOREIGN INDIVIDUAL 70 59 89 97 102 78 88 103 88 214 154 189 156 160 113 103 61 99 105 84 74 70 64 69 63 54 78 92 83 75 80 61 64 67 80 110 137 84 127 99 103 84 47 78 62 74 60 94 84 99 4622
Frac / YoG 07 3251 Basic Chemicals (Foreign Ownership) 7 FOREIGN GOVERNMENT 18 30 31 55 53 14 30 19 8 10 11 25 14 30 21 20 18 32 32 38 34 38 35 47 43 46 42 56 46 60 35 27 15 27 37 29 21 15 17 15 8 9 6 1 11 1 11 20 16 16 1280
Frac / YoG 07 3251 Basic Chemicals (Foreign Ownership)   -- Subtotal -- 902 1021 1123 1420 1507 1286 1796 1660 1581 2639 2136 2542 2836 3092 2346 2048 1491 1897 2125 1762 1662 1763 1924 1774 1947 1900 2356 2503 2502 2667 2748 2449 2448 2321 2542 3214 3113 2847 3150 3288 2876 2529 2165 2848 2567 2657 2809 3512 3539 3828 115655
 
Frac / YoG 07 3251 Basic Chemicals (ALL Ownership) A All Ownership Categories 3666 4035 4493 5742 5925 5150 6210 5493 5013 7854 6056 6807 7320 7454 6025 5717 3997 4878 5493 4385 4052 4474 4573 4148 4373 4142 5089 5179 5357 5721 5970 5212 5151 5045 5382 6702 6689 6071 6318 6646 5694 4996 4307 5738 5228 5396 5573 6835 6830 7240 275843


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