https://www.epo.org/en/service-support/availability-online-services/parts-epo-website-will-be-unavailable-30-november
Parts of the EPO website will be unavailable on 30 November
Parts of the EPO website are undergoing technical maintenance and will be temporarily unavailable between 19.00 and 21.00 hrs CET on Thursday 30 November 2023.
We apologise for the inconvenience.