Attorney Brian E. Haan

Brian E. Haan

312-982-0064 (direct dial)


LinkedIn Profile

Professional Profile

Brian has served as trial and appellate counsel in intellectual property lawsuits across the country for corporate and individual clients. A professional engineer with significant work experience prior to his legal career, Brian combines his advocacy skills with an engineer’s analytical aptitude and problem-solving skills as trusted counsel for his clients. Brian has patent trial experience through verdict, and has prepared numerous patent cases for trial on behalf of both plaintiffs and defendants resulting in favorable settlements. His practice further includes patent prosecution and post-issuance proceedings, including inter partes review and covered business method review proceedings before the Patent Trial and Appeal Board.

Brian has appeared in eighty-five federal court litigations asserting and defending claims for patent infringement, trademark infringement and related Lanham Act claims, trade secret misappropriation, deceptive trade practices and other business torts. Brian has deposed and defended numerous fact and expert witnesses in patent, trademark and copyright infringement lawsuits. He has also argued patent claim construction issues in the Central and Eastern Districts of California, the District of Delaware and the Federal Circuit.

Brian's patent and trade secret litigation experience includes the following technical areas: medical infusion pumps; CNC machining; flooring materials; synthetic turf systems; player tracking technology; nutritional supplement compounds; oxygen absorbers; barbeque grills; secure mobile communications; telecommunication system base stations; wireless digital image systems; e-commerce software; pop-up ads; online dating platforms; touch-screen interfaces; conference call systems; personal navigation devices; infrared remote controls; smart remote apps; and LED lamp assemblies.

Before law school, Brian worked as an automotive engineer and became a licensed Professional Engineer. Brian developed diesel fuel injectors for Navistar International Corporation in its Ford Power Stroke® Diesel program. He also calibrated engine control systems for Honda R&D Americas, Inc., including vehicle development at Honda's Utsunomiya, Japan research center. Brian holds dual degrees in Mechanical Engineering from the Illinois Institute of Technology and in Engineering Science from Benedictine University.

  • Education

    • J.D. Chicago-Kent College of Law
    • B.S. Mechanical Engineering, Illinois Institute of Technology
    • B.A. Engineering Science, Benedictine University
  • Admissions / Registrations

    • Supreme Court of Illinois
    • U.S. District Court for the Northern District of Illinois
    • U.S. District Court for the Eastern District of Michigan
    • U.S. Court of Appeals for the Federal Circuit
    • Registered Patent Attorney, U.S. Patent & Trademark Office
    • Licensed Professional Engineer (P.E.), State of Ohio
  • Recognitions, Publications and Activities