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James J. Thomson


[email protected]



James is an experienced intellectual property litigator with significant courtroom and trial experience in federal courts. He handles all aspects of litigation, including e-discovery, motion practice, taking and defending depositions, and trial preparation. He has particular experience handling damages assessments involving complex technologies.

James represents clients in patent and trademark infringement cases and in trade secrets matters, with a focus on high technology innovations. He also has experience representing clients in the biotechnology, pharmaceutical, and medical device industries.  

Earlier James served as in-house counsel to one of the nation’s largest privately held real estate investment and property management companies. He advised the organization on litigation matters, asset purchases, real estate sales, and contract negotiations.

During law school, James was an articles editor on the Connecticut Journal of International Law. He also served as a judicial intern to the Honorable Alfred V. Covello in the US District Court for the District of Connecticut and held two internships with a Fortune 50 company.

After completing his undergraduate program, James worked in the complex litigation and controversy group at a large law firm, where he supported trial teams in disputes over blockbuster drugs, billion-dollar cellphone technology, and landmark intellectual property and pro bono matters.


  • University of Connecticut (JD)
  • Boston College (BA, cum laude)


  • Member, American Bar Association
  • Member, Boston Patent Law Association
  • Member, Massachusetts Bar Association
  • Member of the Young Lawyer’s Editorial Board, The American Lawyer


IPRs and Other Post-Grant Porceedings Viewpoint Thumbnail

PTAB Admits Mistake, Reverses, and Institutes

June 8, 2021 | Blog | By Brad M Scheller, James Thomson

In a rare turn of events the Patent Trial and Appeal Board recently granted a rehearing request in Maxlite, Inc. v. Jiaxing Super Lighting Elec. Appl. Co., Ltd., No. IPR2020-00208, Paper 14 (P.T.A.B. June 1, 2021), stating that “we abused our discretion in denying institution” based on an improper allocation of the parties’ burdens when a petitioner challenges an alleged priority date.
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