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Patents -
Canadian Patents Database
  
Coverage: Full text, Aug. 15, 1978-Present; Images and citations, 1920-Present
Search Canadian patents
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Chemical abstracts (see SciFinder web)
Provides access to several Chemical Abstracts Service databases, including Chemical Abstracts, Registry, CASREACT, CHEMLIST, and CHEMCAT. Search by topic,
author, CAS Registry Numbers, patent number, CAS abstract number, chemical name, chemical structure, and formula.
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espacenet
Maintained by the European Patent Office, esp@cenet® holds data on 50 million patents from 71 countries worldwide as of Feb. 2005. Esp@cenet also provides
full-text searching of US patents from 1920 - present.
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European Patent Office
A list of patent websites compiled by the European Patent Office.
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Japan Patent Office - Industrial Property Digital Library (IPDL)
Public access to IP Gazettes of the JPO, including patents, applications and specifications.
Japan Patent Office
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Patent and Trademark Office, U.S. (see United States Patent and Trademark Office)
Access to issued patents' full-text (since 1976) and full-page image (since 1790) databases.
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Patent Office, Europe (see European Patent Office)
A list of patent websites compiled by the European Patent Office.
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Patent Office, Japan - Industrial Property Digital Library (IPDL) (see Japan Patent Office - Industrial Property Digital Library (IPDL)
Coverage: Full text, Aug. 15, 1978-Present; Images and citations, 1920-Present
Public access to IP Gazettes of the JPO, including patents, applications and specifications.
Japan Patent Office
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Patents database, Canada (see Canadian Patents Database)
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SciFinder web
Coverage: 1907-
Provides access to several Chemical Abstracts Service databases, including Chemical Abstracts, Registry, CASREACT, CHEMLIST, and CHEMCAT. Search by topic,
author, CAS Registry Numbers, patent number, CAS abstract number, chemical name, chemical structure, and formula. Usage info: Licensed for six simultaneous users.
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