Carlton Hemphill is an associate with MBHB. With a background in aerospace engineering, Mr. Hemphill works closely with clients in the mechanical and materials space on all facets of intellectual property strategy, including patent prosecution, landscape and patentability analyses, and noninfringement and invalidity opinions.

Prior to joining MBHB, Mr. Hemphill worked for Naval Air Systems Command where he performed and reviewed structural analysis on aircraft substructure and composite skins. Mr. Hemphill also worked at the National Institute for Aviation Research where he was involved in the testing and certification of aircraft composite materials. Mr. Hemphill interned for two summers at NASA Goddard, working with micro-electromechanical systems. His background and experience in engineering allows Mr. Hemphill to understand clients’ innovations beyond a theoretical perspective, allowing him to bring a more comprehensive approach to clients’ patent strategies.

During law school, Mr. Hemphill served as a Lead Managing Editor for the Minnesota Journal of Law, Science & Technology. Mr. Hemphill also competed in the 2021 USPTO National Patent Drafting Competition, where his team placed second. At MBHB, Mr. Hemphill serves on the client development committee. Outside of work, he enjoys backpacking, hiking and traveling.


  • J.D., University of Minnesota
  • B.S., Wichita State University,

    Aerospace Engineering, magna cum laude

Bar Admissions
  • Illinois
  • U.S. Patent & Trademark Office


  • Prepared and prosecuted patent applications for Fortune 500 companies and startups.
  • Conducted analysis regarding patentability, freedom to operate, invalidity, and landscape matters for clients across a range of industries.
  • Submitted letters of protest against a trademark application resulting in an office action rejection of the proposed mark.