General Patent Search

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• Espresso-US patents, markets, research, financing, plcaes, people search
• Freepatentsonline: US, EP, JP, PCT documents
• FreshPatents.com: US patents search and tracking
• IPN Patent Browser via Espacenet
• IPN searchboxes of PatentSurf, FreePatentsOnline, IPNewsflash
• ParkerIP: Search in USPTO and Esp@cenet Database
• PatentAnalysis: INPADOC, US, EP, WO, AU, NZ free patent search
• Patent Lens: Search US, EP, PCT, AU documents
• Patents.com: US, EP documents; patent translations
• PatentStorm: US patent documents search
• Power-info: Search in USPTO, Esp@cenet and GlobalSpec databases
• PRIORsmART Patent Search Portal: Espacenet, USPTO, Google patents, PatentLens, WIPO PatentScope
• Setrue Semantic Patent Search Engine, based on USPTO patent database
• SurfIP: Search US, PCT, EP, SG, CN, CA, KR, UK, TH, JP
• Uppdragshuset: Nordic (DK, FI, NO, SE) Patent Search
• US patents by inventor,assignee,class,place,agent
• WIPO Intellectual Property Digital Library: PCT, Trademarks, Designs searches

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