List of Patent Databases
The following patent search databases appeared in a poll created by Intellectual Property Network.
- PatentBrain: US and WO Algorithmic Patent Search
- DEPATISnet: Worldwide patent search
- Esp@cenet
- Patmedia - Visual patent search
- ArnoldIT.com: US patents
- Boliven Patents: US, WO, EP, JP; KR patent search
- ChemYQ:Chinese patents
- Clusterpat: patents from US, EP Offices
- DeepDyve: US patents
- Espresso: US patents
- Patentdocs: US patents
- Freepatentsonline: US, EP, JP, PCT patents
- FreshPatents.com: US patents
- Get the Patent: US, EP, WO search
- Google US patents
- IPEXL: CN, TW, HK, SG, JP, KR, PCT, US, EP, UK, CA
- IP Newsflash EP Search
- ipXnase Cross-lingual patent search
- Uppdragshuset: Nordic (DK, FI, NO, SE) Patents
- OTI.com worldwide patent search
- ParkerIP: Search in USPTO and Esp@cenet Database
- PatentAnalysis: INPADOC, US, EP, WO, AU, NZ patent search
- Patent Cat Patent Family Search
- PatentCluster: US patents
- Deutsches Patentrecherche
- SIP worldwide patent search
- Patent Genius
- Patentics: US, EP, JP, WO, CN collections
- PatentLens:US, EP, PCT, AU Patent Search
- Patents.com: US, EP patents
- PatentStorm: US patents
- PIE Patent Information Everywhere: KR, US, EP, JP, PCT search
- Power-info: Search in USPTO, Esp@cenet databases
- PRIORsmART: Patent Search Portal
- IPVision: US patents
- SooPAT Patent Search: Worldwide patent search in Chinese
- SumoBrain: JP, PCT, US, EP patent search
- SurfIP: Search US, PCT, EP, SG, CN, CA, KR, UK, TH, JP
- ToolPat: Quick US,WO, EP search
- WikiPatents: US, CA, GB, DE, JP patent search
- PATENTSCOPE: WIPO PCT search
- Xyggy Patent: Find similar US patents
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