Patent Website Links
Intellectual Property Institute of Canada: IPIC is Canada's national association for patent agents, trade-mark agents and lawyers specializing in intellectual property.
Free
Free
- Canadian Intellectual Property Office (CIPO): The site provides information (text and pictures) on 75 years of Canadian patents (approx. 1,900,000). User can also access the Canadian Copyrights Database documents, as well as Decisions of the Commissioner of Patents. For information on obtaining patents in Canada, here is the link for the Manual of Patent Office Practice.
- The Patent Office Record: The Canadian Patent Office Record is published every Tuesday. It contains new patents, Canadian applications open to public inspection, and important notices.
- Free Patents Online: This website provides text and picture documentation on most US patents. It is the leading free website on US patents. RSS feeds are available as custom patent analytics services.
- USPTO (US):The US equivalent to CIPO. In addition to US patent information, this site provides inventor support, strategic planning, and information on policy and law, copyrights, and trademarks.
- WIPO (international): Free patent information from 148 member states.
- EPO (Europe): Free patent information from 38 European countries.
- Get the Patent: This website provides information on patents found in the USPTO, EPO, and WIPO, as well as Austrian, Belgian, Canadian, French, German, GB, Japanese, Spanish, and Swiss patents
- SURF:Another free patent engine, this time from the IPOS (Singapore)
- Google Patent Search (beta): Over 7 million documents. Use Advanced Patent Search for better results.
- Thomson Scientific: Arguably one of the best, most complete, patent information resource:
- Derwent World Patents Index: over 15.5 patent files
- Delphion: full-text patents and analysis tools
- partially free for use
- PatentWeb: over 50 million full-text and front-page records, one of the largest databases.
- Aureka: advanced management and analysis platform
- Derwent World Patents Index: over 15.5 patent files
- PatScan (UBC): A Canadian company, provides seminars on intellectual property and other search help.
- MicroPatent: Delivers patent information in the form of searching, document delivery, patent analysis, histories, and other assistance.
- PatentCafe: Allows for pro-semantic patent searching.
