List of Patent Databases

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The following patent search databases appeared in a poll created by Intellectual Property Network.

 

  1. PatentBrain: US and WO Algorithmic Patent Search  
  2. DEPATISnet: Worldwide patent search  
  3. Esp@cenet  
  4. Patmedia - Visual patent search  
  5. ArnoldIT.com: US patents  
  6. Boliven Patents: US, WO, EP, JP; KR patent search  
  7. ChemYQ:Chinese patents  
  8. Clusterpat: patents from US, EP Offices  
  9. DeepDyve: US patents  
  10. Espresso: US patents  
  11. Patentdocs: US patents  
  12. Freepatentsonline: US, EP, JP, PCT patents  
  13. FreshPatents.com: US patents  
  14. Get the Patent: US, EP, WO search  
  15. Google US patents  
  16. IPEXL: CN, TW, HK, SG, JP, KR, PCT, US, EP, UK, CA  
  17. IP Newsflash EP Search  
  18. ipXnase Cross-lingual patent search  
  19. Uppdragshuset: Nordic (DK, FI, NO, SE) Patents  
  20. OTI.com worldwide patent search  
  21. ParkerIP: Search in USPTO and Esp@cenet Database  
  22. PatentAnalysis: INPADOC, US, EP, WO, AU, NZ patent search  
  23. Patent Cat Patent Family Search  
  24. PatentCluster: US patents  
  25. Deutsches Patentrecherche  
  26. SIP worldwide patent search  
  27. Patent Genius  
  28. Patentics: US, EP, JP, WO, CN collections  
  29. PatentLens:US, EP, PCT, AU Patent Search  
  30. Patents.com: US, EP patents  
  31. PatentStorm: US patents  
  32. PIE Patent Information Everywhere: KR, US, EP, JP, PCT search  
  33. Power-info: Search in USPTO, Esp@cenet databases  
  34. PRIORsmART: Patent Search Portal  
  35. IPVision: US patents  
  36. SooPAT Patent Search: Worldwide patent search in Chinese  
  37. SumoBrain: JP, PCT, US, EP patent search  
  38. SurfIP: Search US, PCT, EP, SG, CN, CA, KR, UK, TH, JP  
  39. ToolPat: Quick US,WO, EP search  
  40. WikiPatents: US, CA, GB, DE, JP patent search  
  41. PATENTSCOPE: WIPO PCT search  
  42. Xyggy Patent: Find similar US patents  

 

Source: http://ipestonia.ning.com/page/polls-1

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