Isaku Begert is an associate at Marshall Gerstein, specializing in intellectual property litigation. He draws upon his foundation in mathematics and physics and a keen understanding of complex legal matters to deliver exceptional results for clients. While Isaku is only a few years out of law school, he has significant litigation experience, particularly in federal district court. Isaku handles all aspects of IP litigation from beginning to end, and is adept at providing creative solutions for his clients.


  • DePaul University College of Law (L.L.M.)
    • Intellectual Property
  • DePaul University College of Law (J.D., with honors)
  • Cornell University (B.A.)
    • Mathematics, Physics

Bar Admissions

  • Illinois
  • U.S. District Court, Northern District of Illinois

Background & Credentials

Prior to joining Marshall, Gerstein & Borun, Isaku represented clients at both a boutique intellectual property firm and a full-service law firm.

Isaku received his J.D. (with honors) and an L.L.M. in Intellectual Property law from DePaul University in 2019. During law school, he served on Law Review and participated in both International Moot Court and Moot Court. His International Moot Court team placed in the top 10 in the 2018 Philip C. Jessup International Law Moot Court Competition, while his Moot Court team earned second place in the Midwest Regionals and placed in the top 10 in the National Finals of the 2019 Saul Lefkowitz Moot Court Competition.

Mr. Begert received CALI Excellence Awards in Trademarks, Food & Drug Law, Advanced Legal Research, and Internet Law. He also gained invaluable experience serving as a patent research assistant to Professor Joshua Sarnoff, a judicial extern for the Honorable Mary R. Harper, and a law clerk assisting in trademark litigation and patent prosecution.

Prior to law school, Mr. Begert earned a B.A. in Mathematics, with a minor in Physics from Cornell College, where he served as Vice President of the Miltonian Literary Society. He also led a research team investigating wave functions and structural vibrations to develop more resilient and cost-efficient building and bridge designs.

Community & Professional Involvement

  • Intellectual Property Law Association of Chicago (IPLAC)
  • American Bar Association (ABA)
  • Chicago Bar Association (CBA)
  • Asian American Bar Association of Greater Chicago (AABA)
  • National Asian Pacific American Bar Association (NAPABA)
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