Christian Osterrieth

Heinrich Georg Pannen has many years of experience in the full range of intellectual property and copyright law. His work includes conducting registration proceedings, opposition and appeal proceedings, as well as nullity and appeal proceedings before the German Patent and Trademark Office, the European Union Intellectual Property Office (EUIPO), the World Intellectual Property Organization (WIPO), and the Federal Patent Court. His focus is on managing national and international intellectual ...

Christian Pinnow is a lawyer recognized by Best Lawyers in the practice areas of Biotechnology Law and Life Sciences Practice and Health Care Law. Christian practices law in Düsseldorf, Germany Best Lawyers has recognized Christian Pinnow since 2026. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Christian Pinnow is held by other lawyers.

Born in 1976 Legal studies at the University of Münster First Exam ("1. Staatsexamen") in 2002 Doctoral studies at the University of Münster Research consultant at the University of Münster's Freiherr-vom-Stein Institute, the academic research center of the Association of North-Rhine Westphalian Districts, 2002 - 2004 Doctor of Laws (Dr. jur.) 2005 Legal clerkship ("Referendariat") at the Paderborn District Court Second (Bar) Exam ("2. Staatsexamen"), bar admission 2006, with t...

Henrik Holzapfel is a lawyer recognized by Best Lawyers in the practice areas of Intellectual Property Law and Litigation. Henrik practices law in Düsseldorf, Germany Best Lawyers has recognized Henrik Holzapfel since 2025. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Henrik Holzapfel is held by other lawyers.

Wolf Zur Nieden is a lawyer recognized by Best Lawyers in the practice area of Real Estate Law. Wolf practices law in Cologne, Germany Best Lawyers has recognized Wolf Zur Nieden since 2021. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Wolf Zur Nieden is held by other lawyers.

Jochen Lehmann is a lawyer recognized by Best Lawyers in the practice area of Arbitration and Mediation. Jochen practices law in Cologne, Germany Best Lawyers has recognized Jochen Lehmann since 2021. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Jochen Lehmann is held by other lawyers.

Kai Tumbrägel is a lawyer recognized by Best Lawyers in the practice areas of Intellectual Property Law and Media Law. Kai practices law in Cologne, Germany Best Lawyers has recognized Kai Tumbrägel since 2026. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Kai Tumbrägel is held by other lawyers.

Born in 1976 Legal studies at Bielefeld University, 1995 - 2000 Supplementary studies in informatics at Bielefeld University, 1996 - 1998 First Exam ("1. Staatsexamen") in 2000 Postgraduate studies in legal informatics at the Universities of Hannover and Vienna, 2000 - 2001 Research associate at Bielefeld University, 2001 - 2002 Legal clerkship ("Referendariat") in Bielefeld and Düsseldorf, 2002 - 2004 Doctor of Laws (Dr. jur.) 2004 Second (Bar) Exam ("2. Staatsexamen") in 2004 Worked ab...

Dr. Philipp F. Hardung is Counsel at Hausfeld in Düsseldorf, specializing in commercial and corporate litigation. Before joining Hausfeld, Philipp worked for a leading German law firm with a focus on corporate, banking and capital markets law as well as in the corporate law department of a Magic Circle law firm. He has acquired broad experience in litigation and dispute resolution, including cross-border commercial disputes and corporate litigation, as well as banking and financial dispu...

Andreas Auler is a lawyer recognized by Best Lawyers in the practice areas of Intellectual Property Law and Litigation. Andreas practices law in Düsseldorf, Germany Best Lawyers has recognized Andreas Auler since 2021. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Andreas Auler is held by other lawyers.