Temporary unavailability of several online services on 18 June 2022

Owing to technical maintenance work the following online services of the EPO will be temporarily unavailable or with irregular behavior on Saturday, 18 June 2022 between 13:30 and 21:00 hrs CET:  

  • European Patent Register 
  • Classic Espacenet 
  • Open Patent Service

We apologise for any inconvenience.