http://www.epo.org/service-support/availability-of-online-services/2023/20230116.html
Content reproduced from the Website of the European Patent Office as permitted by their terms of use.
Owing to technical maintenance work the following online services of the EPO will be temporarily unavailable or with irregular behaviour on Saturday, 21 January 2023 between 08:00 and 11:00 hrs CET:
- European Patent Register
- Open Patent Services
- Espacenet (Classic/New)
- CPC, Trilateral and IP5 websites
We apologise for any inconvenience.