Arnold & Porter‘s patent prosecution cohort is co-led from Washington DC by experienced trial lawyer Matthew Wolf and from Chicago by Dina Hayes. The team frequently acts as counsel in defense of its client’s patent portfolios against post-grant challenges and in appeals and re-examinations; the team is experienced defending IPR and PGR challenges before the PTAB. The industry sectors the practice’s client list spans include pharma and biotech. David Marsh is a key name in DC whose expertise is in IP counseling, inter partes and ex parte cases, Hatch-Waxman Act-related issues and patent procurement work. Senior associate Alice Ho is a name to note at the same office for her work across the biotech, medical devices, pharma and life sciences industry sectors.

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Key clients

  • Bayer AG (formerly Monsanto)
  • Hemanext Inc.
  • Bruin Biometrics, LLC
  • Terray Therapeutics
  • Finch Therapeutics
  • Pfizer
  • NeuExcell
  • BerGenBio ASA
  • Regeneron Pharmaceuticals, Inc.

Work highlights

  • Providing extensive representation in patent prosecution of transgenic plants, traditionally bred plants, and in many other areas of plant genetics for Bayer AG, which includes numerous appeal and multi-party opposition proceedings in the US and abroad.
  • Advising Hemanext in patent portfolio strategies relating to improving the quality and safety of blood products for transfusion through deoxygenation of red blood cells.
  • Serving as lead counsel to defend Regeneron’s patents protecting EYLEA®, Regeneron’s flagship product, against US patent office post-grant challenges.

Lawyers

Leading associates
Leading associates with regular involvement in their team's key work, and recognition from peers or clients as being ones to watch.

Practice head

The lawyer(s) leading their teams.

Matthew Wolf, Dina Hayes

Other key lawyers

David Marsh, Alice Ho, Bonnie Qin