Answered By: Peter Z McKay Last Updated: Oct 29, 2014 Views: 59
Answered By: Peter Z McKay
Last Updated: Oct 29, 2014 Views: 59
- United States Patents and Trademark Office
USPTO is the Federal agency for granting U.S. patents and registering trademarks. It provides searchable databases for both patents and trademarks.
- Google Patents
Read and download millions of patents and patent applications using Google Patent Search.
- Patents Online
Vernon Kisling's guide to finding patents.
- Patents and Trademarks
Ran Raider's guide to researching patents and trademark. Wright State University Libraries.
- esp@cenet - European Patemt Office
Worldwide patent database managed by the European Patent Office