Temporary unavailability of the third party observation service on Thursday 6 August

Owing to technical maintenance work the third party observation service will be temporarily unavailable on Thursday 6 August at 19:00 hrs CET for one hour approximately.

We apologize for any inconvenience.

We use cookies

We use cookies on our website to support technical features that enhance your user experience.

We also use analytics. Access full information on cookies that we use and how to manage them

Temporary unavailability of the third party observation service on Thursday 6 August

Quick Navigation

A step-by-step guide to the grant procedure

Start of new system expected in 2023

Continually updated information for customers, external partners and potential visitors to the EPO.

Search for events and training by topic, date, location or target audience

We use cookies