Gunther J. Evanina

Gunther J. Evanina is a shareholder practicing in Butzel Long's Lansing office. He concentrates his practice on intellectual property, including patent prosecution, license agreements, trademarks, and copyrights.

Mr. Evanina has over twenty years of experience drafting and prosecuting patent applications in a wide variety of chemical, pharmaceutical, and mechanical technologies, including coatings, sealants, and adhesives; chemical sensors; transdermal, oral, sublingual, and intravenous delivery devices; photonic devices and optical fiber technology; and chemical and mechanical manufacturing processes and equipment.  A substantial part of his practice involves preparing opinions and counseling clients on patent infringement and validity issues.

Mr. Evanina is a graduate of Cleveland State University (B.S., Chemical Engineering, 1983; MS., Chemical Engineering, 1985) in Cleveland, OH, and of the Detroit College of Law (J.D., cum laude, 1990). He is registered to practice before the United States Patent and Trademark Office, in the United States Court of Appeals for the Federal Circuit, and the State of Michigan.

Mr. Evanina is a member of the Intellectual Property Owners Association and the American Chemical Society.


  • Cleveland State University 1985, M.S. Chemical Engineering
  • Cleveland State University 1983, B.S. Chemical Engineering
  • Detroit College of Law 1990, J.D.


DBusiness Top Lawyers in Metro Detroit, Litigation-Intellectual Property, 2018


  • Michigan
  • United States Court of Appeals for the Federal Circuit
  • United States Patent and Trademark Office


Intellectual Property Owners Association

American Chemical Society

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