Contact

Steffan & Kiehne Patentanwälte
Partnerschaftsgesellschaft mbB
Burgplatz 21-22
D-40213 Düsseldorf
Tel. +49 211 602220-0
FAX +49 211 602220-22
steffan.kiehne@advoinvent.de
 

Please do not send us confidential information via unencrypted e-mail. Our secretary's office will gladly assist you with questions regarding the coordination of encryption techniques.