Biochemistry

Searches entire U.S. Patent and Trademark Office: 8 million patents, 3 million applications, using Google interface. Use Advanced Search to search by patent number, inventor, or filing date.

Serves nearly all of the patent documents in the world as open, annotatable digital public goods that are integrated with scholarly and technical literature along with regulatory and business data. The Lens will allow document collections, aggregations, and analyses to be shared, annotated, and embedded to forge open mapping of the world of knowledge-directed innovation.

Main page provides links to search, review the patent process, file a patent, etc. Search full-text patents 1976-present; TIFF images 1790-present.

Full text of Canadian patents and applications from the Canadian Intellectual Property Office.

Access to worldwide patent information. Includes members from European Patent Office and the World Intellectual Property Organization. Availability of full-text and images vary by country.

Search 8 million+ international patents by country, date, name, full text, etc. Includes Translate tab for titles and abstracts. From the World Intellectual Property Organization.