He has considerable experience in a wide range of patent, trademark, unfair competition, copyright, trade secret and regulatory matters, and has successfully resolved numerous intellectual property disputes over the years, with and without litigation. He joined the firm in 2009.
Mr. Hierl has been AV® Preeminent™ rated for over 30 years by Martindale-Hubbell®, the highest rating for attorneys in terms of both legal ability and ethical standards by that company. He has also been named a Leading Lawyer in Intellectual Property law for over 16 years (since the first year of publication) by the Illinois Leading Lawyers Network. Mr. Hierl was recognized as a Top Lawyer in the 2022 Leading Lawyers for the Creative Arts.