Clients ranging from start-ups and universities to the likes of Gilead and AstraZeneca turn to the patent prosecution team at Marks & Clerk for assistance with work such as patent revocation actions, patent portfolio due diligence and EPO opposition matters. Mike Gilbert heads up the team alongside Will Nieuwenhuys. Gilbert's practice combines high-profile patent litigation and matters concerning Supplementary Protection Certificates, while Nieuwenhuys is known for his expertise in small molecule organic and pharmaceutical chemistry. Charlie Balme is equipped to handle litigation, arbitration and commercial IP matters connected to medical devices.  

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Key clients

  • Pfizer
  • Daiichi Sankyo
  • Gilead Sciences
  • Roche
  • Advanced Medical Solutions
  • Meril Life Sciences
  • RevoluGen
  • Inside Biometrics Limited
  • Sumitomo Pharma America, Inc.
  • Menarini
  • Oxford Cannabinoid Technologies

Practice head

The lawyer(s) leading their teams.

Mike Gilbert, Will Nieuwenhuys

Other key lawyers

Charlie Balme, Jonathan Stafford, Will Arends, Andrea Williams, Dan McGrath, Marcus Riby-Smith, Mari Brace