https://www.epo.org/en/service-support/faq/searching-patents/patent-information-products/access/when-each-patstat-edition
When is each PATSTAT edition released and how will I be informed?
- There are two editions published each year, in spring (May) and autumn (November).
- Dates may change due to data quality controls.
- PATSTAT subscribers are notified by email when a new edition becomes available.
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