Contact Barry Irwin

Barry Irwin is a member and founding attorney at Irwin IP LLP in Chicago. He concentrates his practice on intellectual property litigation, patent office validity challenges, trade secret matters, and complex technology disputes. Barry has been recognized in the legal industry, including rankings in Chambers USA, for his extensive trial experience and handling of high-stakes IP cases. He represents clients across multiple industries in federal courts and before the U.S. Patent and Trademark Office.