Owing to technical maintenance work, new online filing (CMS)
will be temporarily unavailable on Monday, 1 April 2019, between 10:00 hrs and
approximately 12:00 hrs CET.
To continue to file online during this downtime, please use
Online Filing or the web-form filing service.
We apologise for any inconvenience.
Patent information events
Asian Patent Information: Korea
How to apply for a patent
Get the latest issues delivered direct to your inbox
Patent information: past, present and future
Calendar of events
Transparency on quality of products and services