We are Keller Schneider, your experts on intellectual property.

Keller Schneider is a merger of the former Keller & Partner Patentanwälte AG and Schneider Feldmann AG patent and trademark attorneys. The two independent companies are working in close cooperation. Together with K&P Patentanwaltsgesellschaft mbH, we operate under the Keller Schneider logo and offer you bundled expertise.

Our Patent Attorneys

Philipp Rüfenacht
(Partner)
Swiss Patent Attorney
European Patent Attorney
Dipl. Phys. University of Bern
Dr. Martin Schneider
(Partner)
Trademark Attorney
Dr. iur. HSG
Mirko Schade
(Partner)
German Patent Attorney
MBA, Dipl.-Ing.
Werner Roshardt
(Partner)
Swiss Patent Attorney
European Patent Attorney
Dipl. Phys. ETH
Roman Stäbler
(Partner)
Swiss Patent Attorney
European Patent Attorney
Dipl. El.-Ing. ETH

r.staebler(at)kellerschneider.com​​​​​​​

Hannes Spillmann
(Partner)
Swiss Patent Attorney
European Patent Attorney
PD in Experimental Physics / Nanosciences
at University of Basel
Dipl. Chem. University of Zurich
Alexander Grosse-Kracht
Swiss Patent Attorney
European Patent Attorney
Dipl. Ing. Energy and process engineering
Céline Schwarzenbach
Attorney at Law
Trademark Attorney
lic. iur. Uni ZH, MIBL
Samuel Gutmann
Swiss Patent Attorney
European Patent Attorney
Dipl. Chem. FH, Dipl. Math. University of Bern
Justin Hoppler
Swiss Patent Attorney
European Patent Attorney
Dipl. Phys University of Bern
Stephan Kessler
Swiss Patent Attorney
European Patent Attorney
M.Sc. Biochemistry, University of Bern
Evelyn Zwick
European Patent Attorney
Swiss Patent Attorney
Dipl. Phys. ETH, MBA
Franziska Strebel Preiswerk
Trademark Attorney
MLaw UZH
Franz Möltgen
European Patent Attorney
German Patent Attorney
Dipl.-Ing. Mechanical Engineering
Beate Hanika
Attorney at Law for Trademark and Design Protection
Julia Hostettler
Trademark Attorney
MLaw UniLu
Gerhard Wiese
European Patent Attorney
German Patent Attorney
Dipl.-Ing. (FH)

Our Consultants

Ueli Grüter
Attorney at Law
LL.M.
Clarence Feldmann
European Patent Attorney
Swiss Patent Attorney
Dipl. Ing. FH