Dr iur Markus Lenßen > Rospatt Osten Pross > Dusseldorf, Germany > Lawyer Profile

Rospatt Osten Pross
PO BOX 110935, 40509 DÜSSELDORF
Emanuel-Leutze-Straße 11

Work Department

Intellectual Property, Patents, Trade Marks, Designs, Copyrights, Unfair Competition, Pharmaceutical Regulatory, Product Liability


One focus of Markus Lenssen’s work is on technical intellectual property rights. He appears for German, European and international clients in trials concerning the infringement of patents and utility models. He has also gained particular expertise in this connection in matters of preliminary injunctions. In addition, he attends to the associated patent nullity and utility model cancellation proceedings in close agreement and co-operation with patent attorneys. His clients come mainly from the fields of mechanical engineering, electronics and computer technology, telecommunications and biotechnology. He also acts for clients from the packaging, motor vehicle technology and medical engineering industries. He is also your man for questions from the field of agricultural technology. Apart from technical intellectual property rights, he also attends to clients over the entire range of competition law, such as unfair competition issues and infringement of designs or trade marks. In addition, he researched for his doctorate at the interface between anti-trust law and economics and published the findings in the book “Der kartellrechtlich relevante Markt” – “The Relevant Market in Anti-Trust Law” – published by Nomos. The work was supported by a postgraduate scholarship from the German Science Foundation Assembly, Working Committee Economy and Law (Stifterverband für die deutsche Wissenschaft, Arbeitskreis Wirtschaft und Recht). As a lawyer, he nowadays advises and represents clients in the field of anti-trust law, too. He was supported by scholarships from various foundations, including the German National Academic Foundation (Studienstiftung des deutschen Volkes), the Cambridge European Trust and the German Academic Exchange Service (DAAD). The University of Oxford awarded him a Jenkins European Scholarship.


German, English




Universities of Cologne and Bonn; internship at the Hanseatic Higher Regional Court Hamburg; Master of Law (LL.M.), University of Cambridge, Trinity Hall; took doctorate at the Friedrich Wilhelm University Bonn, Prof. Dr. Daniel Zimmer, LL.M.; German Consulate General Melbourne; law firms in Hamburg and Windhoek; called to the bar in 2009.