| 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)
|
