Brian A.R. Raddatz has a strong background in aerospace engineering. As an Associate at Marshall Gerstein, Brian assists in prosecuting patents for clients in the mechanical, software, and design spaces.

Brian gained his passion for aerospace engineering as a young child watching the United States Air Force Thunderbirds. As he grew older, Brian learned about the field of aerospace engineering and decided to pursue the field to explore his passion. At engineering school, Brian worked on several projects, including working with a team to design, build, and pilot a small RC aircraft.

At Marshall Gerstein, Brian drafts and prosecutes patent applications, and is involved in legal research and freedom to operate analyses. In addition to his work, Brian seeks to use his skills to advance justice and kindness. For example, Brian has successfully assisted a nonprofit in preparing a licensing agreement for the organization’s work.

Outside of work, Brian enjoys hiking and running. Brian is also deeply interested in nuclear technology and hopes to conduct patent work in this field.


  • DePaul University College of Law (J.D., cum laude)
    • Certificate in Intellectual Property Law
  • Illinois Institute of Technology (B.S.)
    • Aerospace Engineering

Bar Admissions

  • Illinois
  • U.S. Patent and Trademark Office

Background and Credentials

Prior to joining Marshall Gerstein, Brian worked at two IP law firms in Chicago where he was a Patent Engineer and a Law Clerk. His previous IP law experience focused on patent prosecution, both domestic and foreign. Brian received his B.S. in Aerospace, Aeronautical and Astronautical Engineering from Illinois Institute of Technology. He received his J.D. at DePaul University College of Law, where he graduated, cum laude, with a Certificate in Intellectual Property Law.

Publications and Presentations

  • "The Possibilities of Recycling Nuclear Fissile Waste," POWER Magazine, February 26, 2024.
  • “The US Patent and Trademark Office’s Climate Change Mitigation Pilot Program,” Marshall Gerstein Insights, December 29, 2023.
  • “How Companies Can Benefit from 3D Printing,” IP Strategist, April 1, 2023.
  • "Recycling Nuclear Fissile Waste," Marshall Gerstein Insights, October 20, 2022.
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