Information about all US patents (including utility, design, reissue, plant patents and SIR documents) from the first patent issued in 1790 to the most recent issue week.
Contains information about patent applications from around the world. Useful for tracking product development over time or discovering information about emerging products and technology.
Value-added patent information from Derwent Patent Citation Index on millions of inventions from around the world, and patent citations from Patents Citation Index, on the Web of Science platform.
Searchable database of patent publications from patent offices around the world,technical documents and books indexed in Google Scholar and Google Books, and documents from the Prior Art Archive.
Free patent searching database for all US patents and patent applications, and other countries such as EPO and Japan. Includes PDF images. Free registration provides features such as saved searches...
Core research tool for chemistry, biochemistry, chemical engineering, materials science, nanotechnology, physics, environmental science and other disciplines. Registration required.
Open access database combines scholarly article data (PubMed, CrossRef) with patent data from the U.S. Patent and Trademark Office, World Intellectual Property Organization, and other patent offices.