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. governments only
Year Utility patents
 Number
1976 3
1977 4
1978 2
1979 3
1980 2
1981 4
1982 6
1983 3
1984 5
1985 6
1986 4
1987 3
1988 7
1989 10
1990 14
1991 18
1992 15
1993 14
1994 17
1995 15
1996 26
1997 31
1998 51
1999 58
2000 48
All years 369
Date created: 5/27/2004 1:11:46 PM

 
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Updated date: August 26, 2004