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US | Canadian | European | German | Great Britain | WIPO or PCT
United States Patents Coverage
Utility Patents
 1 - 6,314,577B1
Years 1790 - 2001
Design Patents
 1 - 450,170S
Years 1842 - 2001
Patent Application Publication
 1 - 32,345P1
Years 2001
Plant Patents
 P1 - Present
Years 1931 - Present
Canadian Patents 816,353 - 1,217,893 (Microfilm)
Years 1970 - 1987
European Patents 1 - 631,463 (Microfilm)
Years 1978 - 1994
German Patents 1 - 977,889 (Microfilm)
Years 1877 - 1939
Great Britain Patents 1,156,551 - 2,275,190 (Microfilm)
Years 1969 - 1994
Patents from 1617 to 1969 are in print.
WIPO or PCT Patents WO 1979 #1 - 1995 #5620 (Microfilm)