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This patent search tool allows you not only to search the PCT database of about 2 million International Applications but also the worldwide patent collections.
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Espacenet: free access to the database of over 90 million patents. The Espacenet interface displays Global Dossier icons and links to registers for certain authorities providing access to the Global Dossier and to register information,
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| 3 | ARIPO Online database
Search ARIPO database online with simple keywords, names or numbers · icon. eForms. Download standard forms you need for acquisition of IP rights.
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| 4 | Google patents database
Search and read the full text of patents from around the world with Google Patents, and find prior art in the index of non-patent literature
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| 5 | ARDI:
development and innovation research (28,000 journals, books and
other reference works)
www.wipo.int/ardi/en/ |
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USPTO Patent Full-Text and Image Database (PatFT)Inventors are encouraged to search the USPTO's patent database to see if a patent has already been filed or granted that is similar to your patent. Patents may be searched in the USPTO Patent Full-Text and Image Database (PatFT). The USPTO houses full text for patents issued from 1976 to the present and PDF images for all patents from 1790 to the present. |
Friday, September 22, 2023