United States Patent and Trademark Office (USPTO) 1790-Is the Federal agency for granting U.S. patents and registering trademarks. Search for patentsand trademarks, invention and register or update new ones.
The U.S. Patent and Trademark Office (USPTO) database includes full-page images beginning with the first U.S. patent issued in 1790. Issued patents starting from 1976 and patent applications are fully searchable. Patents issued between 1790 and 1975 are only available as TIFF images and are only searchable by the patent number or current U.S. classification