Opposition proceedings before the European Patent Office are at the heart of Uexküll & Stolberg's practice, which counts a number of large global corporations, often from the chemical, pharmaceutical and biotechnology sectors among its client base; the latter area represents a central ​​expertise for Albrecht von Menges. Bernd Christian Janssen regularly advises on matters relating to chemistry and, alongside dispute resolution, also handles prosecution issues.

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Key clients

  • Amgen Inc.
  • ExxonMobil
  • Monsanto/Bayer
  • Janssen Pharmaceutical
  • Johnson&Johnson
  • Ivoclar
  • Bristol-Myers-Squibb / Pfizer
  • KRKA
  • Medac
  • Sealed Air
  • W.R. Grace
  • Big Ben
  • Chinese University of Hong Kong
  • Chr. Hansen A/S
  • Boehringer Ingelheim
  • Ohly GmbH

Work highlights

  • Representation of the Bristol-Myers-Squibb/Pfizer alliance in several opposition proceedings before the European Patent Office (EPO) against up to 11 opponents.
  • Representing Amgen in opposition proceedings before the EPO against patent EP 3 230 316 of Bayer HealthCare LLC.
  • Representing ExxonMobil in opposition proceedings before the EPO against patent EP 3 652376 relating to a backing composition for carpets.

Practice head

The lawyer(s) leading their teams.

Bernd Christian Janssen, Albrecht von Menges