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Louis Constantinou

Managing Associate
Chicago
T.
312.212.4963
liamE

Louie focuses his practice on IP litigation and is experienced with litigating patent and trade secrets disputes in district courts throughout the United States.

From pre-filing investigation and negotiation through trial, Louie has litigated cases in every patent-heavy district in the United States.  His extensive experience in patent litigation and his strategic approach to aligning client goals with legal processes make him a valuable asset in complex cases. Louie’s focus on early dispositive motion practice can lead to quicker resolutions, benefiting businesses facing intricate legal challenges.

Representative Experience

  • Defended ComEd, an Exelon company, against claims of breach of contract stemming from a series of disputes following termination of a significant construction relationship. After a week-long trial, the Court found for ComEd on virtually all issues. The matter is now being appealed by the plaintiff.
  • Intellectual Property
  • Intellectual Property Litigation
  • Artificial Intelligence (AI)
  • The University of Iowa College of Law, 2019, J.D., with distinction
  • The University of Iowa, 2014, B.A. in Biochemistry
  • Loyola University Chicago, 2012, B.A. in Economics
  • Illinois
  • U.S. District Court for the Northern District of Illinois
  • U.S. District Court for the District of Colorado
News
January 22, 2025
Benesch Mentioned in Law 360 | "Campbell's Soup Store Racks Infringe Patents, Judge Says"
January 25, 2023
Kal Shah, Mircea A. Tipescu, Simeon G. Papacostas, Louis Constantinou, and Samuel J. Ruggio mentioned in Law360 | "Jury Clears Feit of Infringing Nichia LED Light Patent"
January 10, 2022
Katie Burnett and Louis Constantinou mentioned in Crain's Chicago People on the Move

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