Primary Practice

Franz Klingseisen counsels German and foreign clients on patents, utility models, protected designs and trademarks, and on validity proceedings before the German Federal Patent Court and opposition and appeal procedures before the European Patent Office (EPO) for European patents. His field of activity, covering many years of professional experience, comprises wide areas of engineering, particularly in the areas of mechanical engineering, such as medical engineering, automobile engineering and physics, and trademark law and the protection of designs.

Professional Experience

Took over the firm of Funk Patentanwälte in Munich
Merged with the firm of Zumstein & Kollegen, transition of the firm to Zumstein & Klingseisen Patentanwälte
2015 Merged with the firm RINGS Patentanwälte, transition of the firm to KLINGSEISEN, RINGS & PARTNER PATENTANWÄLTE


Studies in Mechanical Engineering at the Technische Universität in Munich
Awarded degree of Dipl. Ing.
Industrial practice at the Knorr-Bremse company in Munich
Trainee at the firm of Zumstein & Kollegen in Munich
Trainee in German and International Industrial Legal Protection at the German Patent & Trademark Office and at the German Federal Patent Court
German Patent Attorney Examination
Admitted to the German Bar of Patent Attorneys and as a representative before the European Trademark Office (OHIM) in Alicante
Admitted as European Patent Attorney


AIPPI – International Association for the Protection of Intellectual Property

EPI – Institute of Professional Representatives before the European Patent Office

FICPI – International Federation of Intellectual Property Attorneys

GRUR – Gesellschaft für gewerblichen Rechtsschutz und Urheberrecht


German, English, French (reading)

Franz M. Klingseisen

F. M. Klingseisen

Patent Attorney and European Patent Attorney