USDA Economic Research Service Data Sets
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Data Sets

Agricultural Biotechnology Intellectual Property: Standard Tables
Year links take you to the relevant patent list within the Detail table.

Utility patents by year, non-U.S. companies only
Year Utility patents
 Number
1976 15
1977 27
1978 19
1979 18
1980 28
1981 24
1982 22
1983 25
1984 40
1985 51
1986 56
1987 79
1988 88
1989 95
1990 116
1991 106
1992 105
1993 138
1994 154
1995 157
1996 250
1997 267
1998 415
1999 411
2000 345
All years 3,051
Date created: 5/27/2004 1:11:38 PM

 
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Updated date: August 26, 2004