UPC:
Lead FRAND-counsel in many cases
National:
Hundreds of patent infringement proceedings and co-counselling validity proceedings, cases include:
Lead counsel in a series of lawsuits brought by a leading global telecommunications company against major American company for infringement of standard-essential patents (LTE/5G) and implementation patents
Representing a manufacturer of app-based telematics platforms in a patent dispute concerning telematics tariffs against a major German insurance company.
Lead counsel in a series of lawsuits brought by a leading global telecommunications company against major Korean company for infringement of standard-essential patents (LTE/5G) and implementation patents
Representation in the first patent infringement case against a German car manufacturer in the field of telecommunications
Lead counsel in a series of lawsuits brought by a leading global telecommunications company against major American company for infringement of standard-essential patents (GSM/AMR/LTE) and implementation patents.
Leading the defence of a European DVD manufacturer against a total of nine patent infringement actions brought by members of the MPEG2 consortium before the Düsseldorf Higher Regional Court and participating in the proceedings before the Federal Court of Justice (BGH GRUR 2012, 1230 – MPEG 2 – video signal coding).
Representation of a leading manufacturer of mobile phones in patent infringement proceedings due to the use of the Android operating system.
Representation in patent infringement proceedings concerning an electron beam therapy device (parallel infringement proceedings to nullity decision BGH GRUR 2012, 475 – Elektronenstrahltherapiesystem).
Representation of an automotive supplier for unlawful taking of an invention by an employee (BGH GRUR 2011, 733 – Initialidee).
Representation of a leading automotive supplier in patent infringement proceedings (also preliminary injunction proceedings) against a competitor (OLG Düsseldorf, GRUR-RR 2011, 81 – Gleitsattelscheibenbremse I + II).
Founding Partner, Managing Partner 2016-2018
Highly specilaised patent litigation boutique law firm, with focus on UPC
• Highest Tier (5 stars) in Patent Litigation, JUVE Patent UPC 2025
• Top ranked Patent Litigation in Managing IP UPC Ranking 2025
• Top law firm Patent Litigation in IAM Patent 1000 UPC Ranking 2025
Preu Bohlig & Partner 2007 – 2015
Partner – Patent Litigation, Düsseldorf
Linklaters
2004 – 2007
Managing Associate, Patent Litigation, Cologne, Paris, London
Bird & Bird
2003 – 2004
Associate, Patent Litigation, Düsseldorf