Michael V. O'Shaughnessy



Washington, D.C.

P: +1.202.639.7716 F: +1.202.508.9333
Michael O'Shaughnessy

Michael V. O'Shaughnessy focuses his practice on patent litigation and appeals, as well as proceedings before the Patent Trial and Appeals Board. He has handled numerous matters in a variety of technologies, including the pharmaceutical, biotechnology, medical, chemical and automotive fields. He has broad experience in all aspects of patent litigation, including everything from conducting pre-trial investigations to serving as a first chair litigator in federal court or lead attorney in PTAB proceedings. He has handled matters before juries, judges, panels, and arbitrators.

Michael also advises clients on a wide variety of patent matters such as licensing, due diligence, and mergers and acquisitions. He has also drafted opinions of counsel and assisted clients in settling disputes.

Michael dedicates a portion of his time to pro bono matters. He has represented pro bono defendants in proceedings before federal district and appellate courts, in licensing negotiations and settlement discussions, and in immigration matters.

In addition, he teaches a course on licensing and intellectual property at the George Mason University Law School and has lectured on similar subject matters to practicing patent attorneys and business professionals through CLE programs and as a faculty member for the Patent Resources Group.

Related Experience

  • Advised Novartis Vaccines & Diagnostics in license negotiations and patent enforcement actions
  • Represented Amgen in patent infringement and validity action relating to PCSK9 inhibitors
  • Represented Unified Patents in Inter Partes Review proceedings before the Patent Trial and Appeals Board
  • Represented Kemin Industries in a patent infringement dispute relating to occular antiopxidants at the International Trade Commission
  • Represented Boston Scientific in litigations relating to implantable cardioverter defibrillators and pacemakers, including an appeal before the U.S. Court of Appeals for the Federal Circuit; opposed a petition for a writ of certiorari before the U.S. Supreme Court
  • Advised Philips Corp. in a license deal valued at $100 million relating to surgical instruments
  • Represented Guidant Corp. and Advanced Cardiovascular Systems in several litigations involving coronary stents, including a jury trial; received a favorable jury verdict of infringement for Guidant
  • Represented Wyeth in Hatch-Waxman litigation in the U.S. District Court for the District of Delaware, granted favorable settlement terms for Wyeth
  • Authored appellate briefs and twice presented oral argument before the U.S. Court of Appeals for the District of Columbia Circuit

Awards & Community

Recipient of the Burton Award for Legal Achievement, 2009