General Information
Patents & Trade Marks
databases
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INPI

Acess to the French patent and trade marks database |
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Canadian Patent Database

Searchable database of Canadian Patent Bibliographic data. This database lets you access
over 75 years of patent descriptions and images. You can search, retrieve and study more
than 1,300,000 patent documents. Provided by the Canadian Intellectual Property Office
(CIPO) |
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European
Patent Office |
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The European Patent Register
on-line (EPIDOS)
Provides information on all European and Euro-PCT patent applications. Records include
bibliographic data, legal status information but no description of the invention (claims
or abstracts). |
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Espacenet
This is the search engine page from the European Patent
office. Search a database of 30 million patent documents
around the world. |
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World Patent Search: US, EP and PCT (1976-) 
Search the front page data of the three major patent authorities: US, EP and PCT (World
Intellectual Property Organization) published from 1976 to the present
for free. Fees are
charged for the full-text. Providede by MicroPatent. |
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Agricultural Biotechnology Patents
Direct access to patents related to biotechnology (a service of the National Agricultural
Library of the US Department of Agriculture). |
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AIDS Patent Database
A freely searchable database of the full text and images of AIDS related patents issued by
the US, Japanese and European patent offices. |
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Chemical Abstracts Patents Plus
Free searching of full text U.S. patent documents since., Titkes &
Abstracts are displayed for free. Full paptent it will
cost you $4.00. |
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