Bolko Ehlgen is part of Linklaters’ German patent litigation practice and is based in Frankfurt.

He specialises in intellectual property litigation. Bolko is experienced in the enforcement of intellectual property rights and the defence against allegations of infringement, particularly in a cross-border context. His particular area of expertise is patent and utility model litigation. He represents his clients’ position in infringement cases and actively participates in validity proceedings. His clients are mainly from the semiconductor, life sciences, electronics and telecommunications sectors and also include chemical companies and industrials. Bolko has particular expertise with US proceedings and is also admitted to practice in New York. The coordination of the proceedings that he handles requires close alignment with US counsel and insights into US patent law and proceedings.

Bolko studied law at the Universities of Heidelberg and Cologne and completed an LLM at the University of Pennsylvania in Philadelphia, USA. He started his career at DLA Piper and joined Linklaters in 2015.