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Chemical Information Sources/SIRCh/Chemical Patent Searches

< Chemical Information Sources‎ | SIRCh

SIRCh: Selected Internet Resources for Chemistry


Free Patent or Trademark DatabasesEdit
Search Sites Requiring RegistrationEdit
  • Delphion
  • SurfIP (offers access to multiple patent and other sources; International Patent Office of Singapore)
  • WikiPatents (a public community that reviews US patents and pending patent applications)
Commercial Patent DatabasesEdit
Patent Classification, Country, and Kind CodesEdit
Introduction to PatentsEdit