http://www.epo.org/service-support/availability-of-online-services/2018/20181212.html
Content reproduced from the Website of the European Patent Office as permitted by their terms of use.

Due to technical maintenance
work, most of the EPO’s online services will not be available between
12.00 hrs on 27 December 2018 and 08.00 hrs on 31 December 2018 CET.

The only services
available
in that period are:  

Additionally, the above filing
services will not be available on 27 December between 08.00 hrs and 12.00 hrs CET and for a period of four hours sometime between 08.00 hrs CET on 30 December and 08.00 hrs CET on 31 December.

Please note that the EPO
offices will be closed from 24.12.2018 to 1.1.2019
.

Legal safeguards may be
available against outages of online filing and fee payment services, depending
on the service affected and the day and duration of the outage.

For more information, please
see the notice from the EPO dated 18 January 2018 (OJ EPO 2018, A25). Please also consult Rule 134 EPC,
point 5.5 of the ADA (Supplementary publication 5, OJ EPO 2017) and Article 5
of the Decision of the President of the EPO dated 11 March
2015
(OJ EPO 2015, A28).

We apologise for any inconvenience.


1 www.epo.org
will offer very limited functionality. The following parts will not work:
interactive features (e.g. search engines), contact forms, file download,
display of electronic tender procedures.