The Best Patent Web Sites
There is a lot of technical information only available in the patent literature. These databases lead you to published patents from many countries.
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Google PatentsFastest place to go for all U.S. patents and some U.S. patent applications. Contains descriptions and images in PDF and HTML.
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European Patent Office - esp@cenetEsp@cenet contains European patents, World patents, and patent applications. Ability to search patents by origin country (i.e. CN for China). Downloadable and printable in PDF.
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SciFinderIndexing chemical information from over 100 years of journals, books, patents, conference proceedings, technical reports, dissertations and reference works. Search by chemical structure, name or keyword. First time users need to register at http://resolver.library.cornell.edu/misc/6197957.
Copyright
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Copyright at CornellCopyright policies, resources, and services at Cornell
Engineering Librarian

Jill Powell
Contact:
103A Carpenter Hall
(remote 2020)
Engineering Library
Cornell University
Ithaca, NY 14853
jhp1@cornell.edu
engrref@cornell.edu
(remote 2020)
Engineering Library
Cornell University
Ithaca, NY 14853
jhp1@cornell.edu
engrref@cornell.edu
Subjects:Engineering