Espacenet
Espacenet
Patent search
Espacenet: free access to over 150 million patent documents
New Espacenet is here
Why not move to the new interface and get started right away?
Key features:
- Enjoy a seamless search experience and an application that adapts to the size/format of your devices
- Search in all data, including full text, per default
- See your search query at all times and refine it whenever you want
- Browse the entire result list with abstract snippets and/or drawings
- Navigate the result list and document details at the same time
- Build your query intuitively using Advanced search
- Filter your results according to predefined categories and run statistical analyses
Need some time to get familiar with new Espacenet? We will keep classic Espacenet running for a little while longer so that the transition is smooth.
CPC International
The CPC International project (CPCI) was launched on 24/25 August 2019.
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Espacenet: Intro
Cooperative Patent Classification: Intro
