Patent and Trademark Information
- Google Patent Search Web
- Guide to Downloading Patent Copies on the Internet (The Invent Blog)
- Patent Office (United Kingdom)
- Record Number of Patents Filed in 2007, February 21, 2008 (Voice of America)
-
Searching United States Patents on the Internet (Rae Shepherd-Shlechter,
Patents
and Trademarks Librarian, Louisville Free Public Library, December 7, 2007) - U.S. Patent and Trademark Office
- World Intellectual Property Organization Web
