https://www.epo.org/en/service-support/availability-online-services/temporary-unavailability-some-online-services-18

Temporary unavailability of some online services on 18 October 2025

Due to technical maintenance work, the following online services will not be available between 08.30 hrs and 11.00 hrs CET on Saturday, 18 October 2025

  • European Patent Register
  • IP5 Dossier exchange service
  • One Portal Dossier
  • IP5 Global Dossier
  • Open Patent Services (OPS)
  • MyEPO

We apologise for any inconvenience.