Stefan Fink

Dr. Stefan Müller joined the firm of VOSSIUS in 2008. He was admitted to practice as a European Patent Attorney in 2013 and as a German Patent Attorney in 2017. Dr. Müller studied biology at the University of Würzburg with a main emphasis on pharmaceutical biology, botany and organic chemistry. After finishing his diploma thesis, he was working on his dissertation focused on the spectrum efficacy and signal mechanism of oxidized lipids in Arabidopsis thaliana at the Institute o...

Dr Frank Thiäner is a partner at POELLATH in Munich. Frank advises shareholders, investors and companies on M&A transactions. His focus is on private equity, family-owned enterprises and cross-border transactions. He also advises on venture capital transactions and succession planning. His clients include well-known German and international private equity funds, owners of medium-sized companies and private investors. He is one of the founders of the Munich M&A Forum e.V., served ...

Rainer Viktor started his training in the field of Intellectual Property protection at the IP law firm VOSSIUS & PARTNER in Munich in 1995. He was admitted to practice as a German Patent Attorney (Patentanwalt) and a European Trademark Attorney in 1998, and as a European Patent Attorney in 1999. Mr. Viktor became a partner in the firm in 2000. Rainer Viktor advises his clients in prosecution of patent applications in the areas of medical devices, health care products, software, bioinforma...

Peter Gross is a top attorney recognized by Best Lawyers in the practice area(s) of Intellectual Property Law. Peter, who practices law in Munich, Germany, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Peter is held by other top lawyers in the same geographic and legal practice area.

Benedikt Gatt is a top attorney recognized by Best Lawyers in the practice area(s) of Restructuring and Insolvency Law. Benedikt, who practices law in Munich, Germany, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Benedikt is held by other top lawyers in the same geographic and legal practice area.

Christian Rybak is a Shareholder in the Public Law Group in Germany and Chair of the German Health Care & Life Science Practice at Greenberg Traurig. He is a leading practitioner in medical and health care law, in health policy and public policy advice for the healthcare and life sciences industry. With over two decades of experience, he combines legal experience, comprehensive market knowledge and strategic vision to provide comprehensive advice to companies, institutions, government org...

Dr. Dirk Harmsen is a German Patent Attorney, authorized representative before the European Patent Office as well as before the EUIPO and has been a partner at VOSSIUS & PARTNER since 2008. In his work as a patent attorney he focuses on grant, opposition and nullity proceedings before the European Patent Office, the German Patent and Trademark Office and the German Federal Patent Court. Dr. Harmsen has extensive experience in compiling validity and freedom-to-operate expert opinions as we...

Dr. Arno Riethmüller's practice covers a broad spectrum of national and international arbitration and (cross-border) commercial litigation. His expertise includes corporate and commercial law including post M&A, trade-related conflicts, and cartel damage claims. He also advises clients on civil fraud, energy, damages and construction disputes. Arno represents clients across a broad range of industry sectors including private equity, banks/financial institutions, investors, trade, mac...

Stephan Horster is a top attorney recognized by Best Lawyers in the practice area(s) of Criminal Defense. Stephan, who practices law in Munich, Germany, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Stephan is held by other top lawyers in the same geographic and legal practice area.

Born in 1972, Law School University of Munich (first state examination 1998). Additional studies of business administration at the University Hagen. Doctorate in 2006, certified specialist lawyer for labour law since 2006, certified specialist lawyer for Corporate and Commercial Law since 2021.