Title Partner Company Chadbourne & Parke Bio Paul Tanck, chair of the Firm's Intellectual Property Group, has been involved in litigating, licensing, and developing IP portfolios in a wide range of technologies extending across industrial control systems, computer software and hardware, integrated circuits, debit/credit card technologies, graphical user interfaces, financial instruments, medical devices, and the entertainment industry. Mr. Tanck has litigated patents at trial and on appeal to the U.S. Court of Appeals for the Federal Circuit. He has also counseled clients and rendered opinions on patent validity, infringement and freedom to use. Mr. Tanck's relevant licensing work includes counseling information technology and financial sector clients on IP aspects of joint ventures and mergers and acquisitions. He has drafted licenses and represented clients in negotiating IP terms in these transactions. Mr. Tanck’s IP portfolio development work includes counseling a wide range of clients from start-up companies to Fortune 500 companies. Mr. Tanck’s work includes the development and management of IP portfolios for one of the largest commercial broadcasting television networks in the world and a globally renowned music and fashion icon.