John Cullis focuses his practice on intellectual property litigation, counseling and procurement. Over the course of his career, John has been recognized among his peers as a preeminent litigator in the field of intellectual property. 

John is an accomplished trial lawyer who has first-chaired trademark, trade dress, trade secret, copyright and unfair competition matters before judges and juries in numerous U.S. federal courts and the U.S. Patent and Trademark Office’s (USPTO) Trademark Trial and Appeal Board. John is known for his ability to develop highly effective case strategies that lead to an early resolution for the client. 

Credentials

Education

  • Huron College at University of Western Ontario, B.A., 1997
  • University of Windsor Faculty School of Law/University of Detroit-Mercy School of Law, J.D., 2000, editorial assistant of the Windsor Review of Legal and Social Issues, quarterfinalist in the G. Mennen Moot Court Competition

Bar Admissions

  • Illinois
  • Ontario

Court Admissions

  • U.S. Court of Appeals for the Seventh Circuit
  • U.S. Court of Appeals for the Federal Circuit
  • U.S. District Court for the Northern District of Illinois Trial Bar
  • U.S. District Court for the District of Colorado
  • U.S. District Court for the Northern District of Illinois
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