Brent Aussprung Photo

Brent E. Aussprung*

Patent Agent

*Names that appear with an asterisk indicate a Michael Best professional not admitted to practice law.


Clients look to Brent for assistance protecting patents and avoiding infringement of competitors’ products. Armed with a background in mechanical engineering, Brent has particular experience in the following product categories:

  • Power tools
  • Mining equipment
  • Motor vehicles
  • Commercial cleaning systems
  • Outdoor power equipment
  • Fluid pumps
  • Office furniture
  • Athletic equipment


Brent’s recent engagements include:

  • Successful prosecution of a motor vehicle patent before the United States Patent and Trademark Office (USPTO)
  • Assisting attorneys with invalidity/noninfringement opinions for a manufacturer of consumer power tools. These projects involve ongoing analyses of products under development to determine intellectual property strategy regarding the client’s competitor, and close coordination with the client’s product development team to align strategy with business goals.
  • Successful prosecution of a mining equipment patent in multiple jurisdictions before the USPTO, including multiple patent grants in several jurisdictions
  • Ongoing patent protection and infringement investigation regarding commercial cleaning systems

Prior to joining Michael Best, Brent completed internships at the University of Wisconsin-Milwaukee (UW-M) Research Foundation and at Braun Intertec. At UW-M, he evaluated intellectual property; performed market analysis and commercialization assessments; and researched patenting, technology licensing and startup companies. Brent earned certifications from the American Concrete Institute and the Minnesota Department of Transportation, as well as a certificate in nuclear gauge training. He earned a B.S. degree in mechanical engineering from UW-M with highest honors in 2014.

Honors & Recognitions

  • University of Wisconsin-Milwaukee “Graduate of the Last Decade” award, 2018

Professional Activities

  • Member, American Society of Mechanical Engineers
  • Member, Tau Beta Pi National Engineering Honor Society





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