Temporary unavailability of several online services on 16-17 October 2021

Owing to technical maintenance work the following online services of the EPO will be temporarily unavailable or with irregular behavior on Saturday/Sunday, 16-17 October 2021, between 09.00 and 19.00 hrs CEST:

  • Classic Espacenet
  • Espacenet
  • Open Patent Services
  • One Portal Dossier

We apologise for any inconvenience.

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