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For information on graduate study in chemical informatics at Indiana University, see http://www.informatics.indiana.edu/

SIRCh: Chemical Patent Searching

For lecture notes on this topic, see Chemical Information Sources Wikibook

As of 1 January 2007, this page is no longer updated at this site. Consult the SIRCh Wiki to find a version that is being maintained.

Page Contents:

Free Databases
Sites Requiring Registration
Commercial Databases
Patent Classification, Country, and Kind Codes
Introduction to Patents
Miscellaneous

(Originally compiled by Kerryn Brandt)

Free Patent Databases

• USPTO patent databases (bibliographic, citation, and full text data, 1976-)
  
• USPTO Patent Application Information Retrieval Search patent application status by patent number.
  
• WIPO's Intellectual Property Digital Library
  
• PCT Advanced Search (front page data w/ drawings, 1997-)
  
• Esp@ceNet (European Patent Office with full pdf images of patents, including US)
  
• DEPATISnet (especially good for German patents)
  
• Delphion
• FreePatentsOnline Free Patent Searching from US 4000000. Updated as new patents are published by the USPTO.
  
• IP Newsflash Search for patent families based on INPADOC data.
  

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Search Sites Requiring Registration

• SurfIP (offers access to multiple patent and other sources)

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Commercial Patent Databases

• COS US Patents database (US patents, 1976-)
• Derwent
• MicroPatent
• Dialog Corporation
  • Database list
  • Smart Tools for Intellectual Property
  • Intellectual Property Sources
• STN International
  • Database list
  • How to Search for Patent Information in the WPINDEX File
• Questel-Orbit
  • Database list
  • QPAT
• Paterra (machine translation of Japanese patent information)
• Other providers around the world (list from EPO)

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Patent Classification, Country, and Kind Codes

• US Patent Class Definitions and Classification Manual: USPTO || COS (may be out of date)
• Paterra Resources for Patent Information Users (includes Guide to the U.S. Patent Classification System and Guide to the F-Term Search System Used by the Japan Patent Office)
• WIPO International Patent Classification (IPC): ed. 7 (web)
• Derwent: coding classification database || patent specification descriptors: "type" or "kind" codes || Patent assignee codes lookup facility
• Chemical Abstracts: patent coverage summary || country coverage || patent kind codes
• WIPO Standard Country codes:  WIPO || Netmark

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Introduction to Patents

• Web Patent Searching Tutorial-Search by Patent Number via University of California, San Diego Science & Engineering Library
• Law: Intellectual Property: Patents from Yahoo
• Derwent's Information About Patents

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Miscellaneous

• Links to patent and other intellectual property information resources (British Library)
• Patent Information Users' Group
• Derwent Daily Patent News
• Patent Handout (Silvia Lee)
• Select Bibliography on Patents
• Patent Information on the Internet (EPO)
• Intellectual Property Mall (Franklin Pierce Law Center)
• Patents Transfer (Swain Library, Stanford University)

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