https://www.epo.org/en/node/what-coverage-worldwide
What is the coverage of the worldwide Espacenet database?
The worldwide database contains information on published patent applications and granted patents from over 100 patent-granting authorities.
You should always check whether there are any gaps in the data provided.
- Coverage, codes and statistics (Open "Contents and coverage of the DOCDB bibliographic file" to see the latest updates)
- Latest bibliographic coverage
- Latest full-text coverage
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