Temporary unavailability of several online services on 16, 18, 23 and 25 November between 20.00 and 21.00 hrs CEST

Owing to technical maintenance work the following online services of the EPO will be temporarily unavailable or with irregular behavior on Tuesday 16 November 2021, Thursday 18 November 2021, Tuesday 23 November 2021 and Thursday 25 November 2021 between 20.00 and 21.00 hrs CEST:

  • European Patent Register
  • Classic Espacenet
  • Open Patent Services
  • Third-party observations
  • One Portal Dossier
  • IP5 Dossier access

We apologise for any inconvenience.

Quick Navigation