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We are happy to help with general, legal and technical questions concerning your intellectual property.

Main content:

We are here for you

General information, Mo-Thu 8-16 h, Fr 8-14 h
Legal information, Mo-Fr 9-12 h
Technical information, Call back service

On site:
General information, Applications Mo-Fr 9-12 h and also in the afternoon by appointment
Legal information, by appointment
Technical information, by appointment

Please note shortened opening hours and closing days:

On Good Friday (Friday before Easter) and All Souls' Day (November 2) we are only open until 12:00 noon.

We are closed on the following days: January 1,  January 6, March 31, April 1, May 1, May 9, May 19-20, May 30, August 15, October 26, November 1, December 8, December 24-26, December 31.


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