WIPO eTISC is a social platform which provides a secure space for the Technology and Innovation Support Center (TISC) community and intellectual property (IP) users to interact with each other and share knowledge and ideas.
To access the full features and services of eTISC, please sign in with a WIPO account or create an account.
By accessing/using the eTISC platform, the user is agreeing to be bound by these Terms of Use.
Numerous patent database resources are available for free online.
I've put together a list of just a few of these resources.
Multiple collections
Single collections
Specialized tools
References
World Intellectual Property Organization (WIPO): PATENTSCOPE
European Patent Office (EPO): Espacenet
German Patent and Trademark Office (DPMA, Germany): DEPATISnet
Patent Lens: Text Search
Eurasian Patent Office (EAPO): EAPATIS: Patent search (English)
Eurasian Patent Office (EAPO): EAPATIS: Patent search (Russian)
IP Australia - AusPat: Patent search
Instituto Nacional da Propriedade Industrial (INPI, Brazil): Patent search (basic)
Instituto Nacional da Propriedade Industrial (INPI, Brazil): Patent search (advanced)
Canadian Intellectual Property Office (CIPO, Canada): Patent search
State Intellectual Property Organization of the People's Republic of China (SIPO, China): Patent search (Chinese)
State Intellectual Property Organization of the People's Republic of China (SIPO, China): Patent search (English)
Japan Patent Office (JPO/INPIT, Japan): Patent search - Basic (Japanese)
Japan Patent Office (JPO/INPIT, Japan): Patent search - Advanced (Japanese)
Japan Patent Office (JPO/INPIT, Japan): Intellectual Property Digital Library (IPDL, English)
Intellectual Property Office India: Indian Patent Information Retrieval System (IPAIRS)
Israel Patent Office: Patent search (English)
Israel Patent Office: Patent search (Hebrew)
Office Marocain de la Propriété Industrielle et Commerciale (OMPIC, Morocco): Patent search
Intellectual Property Office of the Philippines (IPOPHL, Philippines): Patent search
Department of Intellectual Property (Thailand): Patent search - Quick Search
United States Patent and Trademark Office (USPTO, USA): Patent Full-Text Databases (PATFT)
United States Patent & Trademark Office (USPTO, USA): PAIR (Legal status)
United States Patent & Trademark Office (USPTO, USA): Assignments on the Web
National Office of Intellectual Property (NOIP, Viet Nam): Industrial Property Digital Library: Intellectual Property Digital Library (IPDL)
Patent Lens - BLAST Search
Patent Lens - MEGABLAST Search
US Food and Drug Administration (FDA) - Orange Book
NCBI - Retrieve only sequences from patents
NCBI - DDBJ/EMBL/GenBank Feature Table Definition
Landon IP - Intellogist
Patent Information User Group (PIUG) - Patent databases
Dutch Patent Information User Group (WON) - Patent database systems