Greg Sobolski, a partner in the Intellectual Property Litigation Practice, represents patentees and accused infringers in the federal district courts, the International Trade Commission, arbitrations, and in appeals before the Federal Circuit.

Mr. Sobolski represents clients at all stages of patent litigation, with a focus on trial and appeal. With complementary experience in the law and the biological sciences, Mr. Sobolski regularly litigates a range of complex technologies that span various industries, including:

  • Automotive
  • Biometrics
  • Biotechnology
  • Medical devices
  • Nanotechnology
  • Oil services
  • Pharmaceuticals
  • Solar energy
  • Telecommunications

He served as a law clerk to Judge Kimberly Moore of the United States Court of Appeals for the Federal Circuit. He also held a fellowship at the National Institutes of Health, and has published in the Journal of the American Medical Association, Cambridge Quarterly, and Annals of Internal Medicine.

Mr. Sobolski’s representative matters include:

Life Sciences

  • Pharmacyclics v. AstraZeneca – Representing Pharmacyclics in an infringement action and countersuit related to blood cancer drugs
  • AbbVie v. Novartis Vaccines and Diagnostics – Representing AbbVie in a dispute involving patents related to the Hepatitis C Virus
  • Depomed v. Roxane Laboratories – Defended Roxane at trial and on appeal in a Hatch-Waxman case related to tapentadol hydrochloride
  • AbbVie v. Gilead Sciences – Represented AbbVie in an infringement action related to treatment for Hepatitis C infection
  • Par Pharmaceutical v. TWi Pharmaceuticals – Represented Par in an appeal related to megestrol acetate
  • Mayo Labs. v. Prometheus Labs – Represented Mayo in landmark Federal Circuit and Supreme Court appeals regarding patent-eligible subject matter
  • Purdue Pharma v. Actavis Elizabeth – Defended Actavis in Hatch-Waxman case related to analgesic extended release tablets. Following trial, the matter settled pursuant to an agreement that was publicly announced as generating more than US$100 million in combined gross profit

Additional Technologies

  • Nanosys v. QD Vision – Represented Nanosys in an infringement action related to quantum dot nanotechnology
  • DuPont v. Heraeus Materials Technology – Defended Heraeus in multi-jurisdictional competitor cases related to silver photovoltaic pastes used in solar panel manufacturing
  • Cross Match Technologies v. Suprema and Mentalix – Represented Cross Match in a case before the International Trade Commission related to proprietary biometric identification technologies (fingerprint scanners). Following trial, the ITC issued an exclusion order barring the accused products from importation into the US. Following appeal, the Federal Circuit issued an en banc affirmance

Bar Qualification

  • California
  • US Patent and Trademark Office


  • JD, Stanford Law School, 2009
  • BA/BS, Stanford University, 2004

Languages Spoken

  • English
  • French
Law and Justice
June 27, 2022Recognition

Litigator of the Week Runners-Up and Shout Outs

Latham honored for securing a US$10.75 million damages verdict for client Philip Morris International in a patent infringement trial over vaping technology against R.J. Reynolds Vapor.