Searching for patents

Patent knowledge: access our patent databases and search tools.

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Technical information

We provide access to the largest single source of technical information in the world, with databases containing millions of patent documents. This allows you to find check out the state of art in technology and track emerging trends in technology.

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Legal information

Discover the potential of the EPO’s legal patent information: find out if and where a patent has been granted, if it is valid, if there is still time to challenge it and much more.

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Business information

Looking for the next big thing? Check out our patent statistics and portfolio valuations to get an idea of emerging trends.

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EPO patent information data is available as linked open data, bulk data sets or directly via our web services.

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Technology platforms

Our technology platforms make it easy for scientists and engineers to explore our patent database Espacenet.

Patent Knowledge News

Patenting trends in propulsion systems for space