Contact us

Our website has a wealth of information, but if you have a question or comment, please get in touch with us.


If you would like to speak to someone from Customer Support, you can reach us on:

00 800 80 20 20 20

Monday to Friday,
08.00-18.00 hrs CET/CEST

Our freephone service is available to callers from 33 countries. If you are calling from Türkiye our freephone number is 00800 491 80 20 20 20. If you are calling from a country where freephone is not available, you can reach us on

Munich: +49 (0)89 2399-4500
The Hague: +31 (0)70 340-4500
Berlin: +49 (0)30 25901-4500
Vienna: +43 (0)1 52126-450

Data protection statement on the processing of personal data within the framework of Customer Service Management

Local phone numbers

If you want to speak to a specific department, call one of the EPO's switchboards. Please note that calls relating to procedural matters and/or online services will be transferred to Customer Support.

Munich: +49 (0)89 2399-0
The Hague: +31 70 340-2040
Berlin: +49 30 259 01-0
Vienna: +43 (0)1 52126-0
Brussels: +32 (0) 227415-90

Monday to Friday,
08.00-18.00 hrs CET/CEST
except for Brussels - 17.00 hrs CET/CEST

Visit the EPO

Addresses and information for visitors to our buildings in Munich, The Hague, Berlin, Vienna and Haar.

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SME and private applicants

Are you a small or medium-sized enterprise interested in a patent or a private applicant? We have dedicated resources available for you.

Make a complaint or file feedback

If you are not satisfied with our products or services or if you want to provide us with feedback, please let us know.

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Look through the most commonly requested information about the EPO and our services.

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Engaging with our users

Delivering high-quality services requires listening to our users and understanding their needs, and is very important to us.

Ombuds Office

The Ombuds Office is available to any individual wishing to address a concern in the dealings with the EPO. It is an informal and confidential service to offer guidance and help get things back on track if you have been unable to resolve matters to your satisfaction by going through the formal channels.

Reporting wrongdoing

If you wish to report suspected fraud, corruption, abuse or other integrity issues, please contact us.