On December 15, 2025, the current version of eOLF will be decommissioned.

In our news item of November 17, 2025, we announced that you can use the new Online Filing system also for applications and subsequent actions in the PCT procedure.

Register for the new Online Filing 
If you are still using the old Online Filing system, please switch to the new Online Filing system as soon as possible. 
Read more about registering and logging in to the new application.

Please note: On December 15, 2025, the current version of eOLF will be decommissioned. From that date onwards, you will only be able to use the new Online Filing application.