Record Group 241: Records of the Patent and Trademark Office.

Series Title List

Department of Commerce. Patent and Trademark Office. 1975-

Series: Patent Case Files, 1/1/1836-12/31/1978, Textual
National Archives Identifier: 302050

Series: Design Patent Case Files, 1853-1978, Textual
National Archives Identifier: 562243

Series: Patent Interference Case Files, 1838-1978, Textual
National Archives Identifier: 563063

Series: Abandoned Patent Applications Cited in Patented Case Files, 1919-1975, Textual
National Archives Identifier: 833712

Series: Plant Patent Case Files, 1930-12/26/1978, Textual
National Archives Identifier: 85571690

Series: Defensive Publication Case Files, 1967-1977, Textual
National Archives Identifier: 85713468

Series: Granted Patent Reexamination Files, 1/17/1961-3/3/1999, Textual
National Archives Identifier: 132015668

Series: Terminated Patent Reexamination Case Files, 6/4/1963-4/25/1995, Textual
National Archives Identifier: 132015689

Series: Patent Reissue Case Files, 1858-1979, Textual
National Archives Identifier: 160919153