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Nearest Patent & Trademark Resource Center
Long Island's only Patent & Trademark Resource Center (PTRC) was moved from the Stony Brook University Libraries to the Smithtown Public Library in the Fall of 2012. Community patrons are encouraged to seek assistance at the Smithtown Public Library PTRC.
Espacenet : esp@cenet
esp@cenet from the European Patent Office permits searching of more than 60 million patents using limited fields, keywords, IPC, and ECLA from 82 countries. PDF format is available for many international patent documents. Here is the advanced web site: http://worldwide.espacenet.com/advancedSearch?locale=en_EP
(World Intellectual Property Office) database searches international Patent Cooperation Treaty (PCT) applications
United States Patent and Trademark Office
The Federal agency for granting U.S. patents and registering trademarks.
Major Databases that include Patents
Free global patent database; searchable in many languages. Offers keyword and gene sequence searching for patents since 1976. Full-text is in PDF.