Isabel Mang

Patent attorney Markus Kreuzberg has more than 20 years of experience in patent and utility model law and extensive expertise in international intellectual property law. His other areas of expertise include employee invention law, trademark law, and design protection. He represents clients before the German Patent and Trademark Office (DPMA), the Federal Patent Court (BPatG), the European Patent Office (EPO), the European Union Intellectual Property Office (EUIPO), and the World Intellectual ...

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...

Ralph Wollburg is a lawyer recognized by Best Lawyers in the practice areas of Corporate Law and Mergers and Acquisitions Law. Ralph practices law in Düsseldorf, Germany Best Lawyers has recognized Ralph Wollburg since 2009. 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 Ralph Wollburg is held by other lawyers.

Katharina Landes is a lawyer recognized by Best Lawyers in the practice area of Data Security and Privacy Law. Katharina practices law in Cologne, Germany Best Lawyers has recognized Katharina Landes 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 Katharina Landes is held by other lawyers.

Jens Klaus Fusbahn is a lawyer recognized by Best Lawyers in the practice area of Intellectual Property Law. Jens Klaus practices law in Düsseldorf, Germany Best Lawyers has recognized Jens Klaus Fusbahn 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 Jens Klaus Fusbahn is held by other lawyers.

Dr. Kai Rüting is a partner at Vossius & Partner Patentanwälte Rechtsanwälte mbB in Düsseldorf. Admitted as an attorney in 2005 and a partner of the firm since 2015, he advises clients on matters involving Intellectual Property Law , with a focus on patent infringement litigation, technology-related arbitration, and licensing disputes. His work frequently involves national and cross-border patent litigation as well as strategic issues concerning the enforcement of inte...

Christoph Niemeyer is a lawyer recognized by Best Lawyers in the practice area of Corporate Law. Christoph practices law in Cologne, Germany Best Lawyers has recognized Christoph Niemeyer since 2020. 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 Christoph Niemeyer is held by other lawyers.

Thomas Kerkhoff is partner in our Düsseldorf office. For many years he has been advising clients on intellectual property law. His work includes advice on trademarks, their protection and their realisation. In cooperation with accountants and business economists he is regularly involved in the taxational assessment of trademarks. His work also includes all aspects of copyright protection, designs and unfair trading. He also does litigation in cases of intellectual property infringements ...

Sebastian Faust is a lawyer recognized by Best Lawyers in the practice areas of Competition / Antitrust Law and Mergers and Acquisitions Law. Sebastian practices law in Düsseldorf, Germany Best Lawyers has recognized Sebastian Faust since 2023. 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 Sebastian Faust is held by other lawyers.

Sven Köhnen is a lawyer and partner at the Cologne office of Friedrich Graf von Westphalen & Partner and a certified specialist for labor and employment law. He also is a lecturer at the Cologne macromedia University of Applied Sciences. His focus is on commercial and distribution law on a national and international level, particular within the automobile sector but also in other areas (insurance, financial services, medical technology, construction, energy, IT, furniture design, pac...