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Lenz & Staehelin with Samsung Bioepis on patent nullity action

  • IP
  • 1 September 2025
  • 132
  • 2 minutes read

Lenz & Staehelin represented Samsung Bioepis – part of the Samsung Bioepis group, the developer of the biosimilar Pyzchiva – in a patent nullity proceedings before the Swiss Federal Patent Court.

On 12 August 2025, the Court upheld a nullity action brought by Samsung Bioepis against Janssen Biotech – a Johnson & Johnson subsidiary.

The Lenz & Staehelin team

Partner Thierry Calame (pictured) and counsel Barbara Abegg (both IP) formed the Lenz & Staehelin lineup on the matter, working together with Christoph Fraefel of SBMP, Scott Parker and Fergus Brown from Simmons & Simmons and Sebastien Versaevel.

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flavio.caci@lcpublishinggroup.com

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