About
Bradley J. Thorson is a partner at DeWitt LLP in Minneapolis whose practice focuses on intellectual property and intellectual property litigation. He is a registered professional engineer in Minnesota and represents clients in patent reissue and reexamination proceedings, trademark matters, and disputes involving technical products. His experience spans semiconductor manufacturing, medical devices, building components, farm machinery, computer-controlled equipment, and other engineering-driven technologies.
Bradley earned his J.D., summa cum laude, from William Mitchell College of Law and a B.S. in Mechanical Engineering from South Dakota State University. His legal and engineering education supports a practice that requires close reading of patent claims, technical specifications, prior art, and product design. Before practicing law, he worked as an engineer and construction-industry regulator and helped develop technical codes and standards.
Bradley has represented patent owners and third-party requesters in reexamination proceedings involving more than three dozen US patents, including inter partes matters. His representative work includes patent disputes involving audiometers, roof batten systems, door locksets, and agricultural machinery. He has also handled trademark issues involving import seizures by US Customs and Homeland Security and is registered to practice before the United States Patent and Trademark Office.
Bradley J. Thorson combines legal analysis with professional engineering experience in technically demanding intellectual property matters. He is admitted in Minnesota and South Dakota and before several federal courts, including the Federal Circuit. His work helps clients evaluate patent validity, defend or challenge intellectual property rights, navigate reexamination proceedings, and address trademark or litigation issues where legal strategy depends on a detailed understanding of technology.
Law Office Affiliations
- Partner, DeWitt LLP
- Member, Minnesota State Bar Association
- Member, State Bar of South Dakota
- Member, Hennepin County Bar Association
Licensed State
- Minnesota
- South Dakota
Education
- William Mitchell College of Law
Juris Doctor (JD) Summa Cum Laude - South Dakota State University
Bachelor of Science (BS) in Mechanical Engineering
Awards & Badges



- Employee Benefits
- Employment
- Estate Planning
- Insurance Claims
- Intellectual Property
- Intellectual Property Litigation
- Lawsuits & Disputes
- Litigation
- Patent
- Probate
- Trademark
- Trusts





