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Reference Shelf: Patents (all Patents )

European Patent Office View Full RecordFree Resource
A list of patent websites compiled by the European Patent Office.
Patent and Trademark Office, U.S. (see United States Patent and Trademark Office) View Full Record
Access to issued patents' full-text (since 1976) and full-page image (since 1790) databases.
Patent Office, Europe (see European Patent Office) View Full RecordFree Resource
A list of patent websites compiled by the European Patent Office.
United States Patent and Trademark Office View Full RecordFree ResourceND Catalog Record
Access to issued patents' full-text (since 1976) and full-page image (since 1790) databases.