U.S. Patent Numbers
- Additional Improvement Patents, 1837-1861
- Application Series Codes
- Defensive Publications, 1968-1988 and Statutory Invention Registrations, 1985-2014
- Design Patents, 1842-present
- Kind Codes
- Patents, 1790-1836 (X Series)
- Patents, 1836-present
- Plant Patents, 1931-present
- Provisional Patent Applications, 1995-present
- Reissue Patents, 1838-present
Canadian Patent Numbers
- 1st Series, 1824-1871 (Upper Canada and Quebec)
- 2nd Series, 1869-2014
- 3rd Series, 1989-2014
- Kind Codes
Other Documents