Charles H Mottier

Shareholder at Leydig Voit & Mayer Ltd

Charles H Mottier joined Leydig Voit & Mayer Ltd as an associate in 1981 and was elected to the firm’s shareholdership in 1986. His present practice involves all aspects of IP law, including litigation, prosecution, licensing and counselling. His technical expertise is in mechanical engineering and fluid dynamics. At Leydig, he serves on the board of directors, having previously served in various aspects of the firm’s management, including as chair of the professional development, recruiting and marketing committees.

Mr Mottier has extensive experience in formulating patent strategies and in managing patent portfolios, as well as in counselling and rendering opinions on patent validity, patent infringement, technology licensing and the protection of trade secrets and other proprietary information. He has advised public and private companies in connection with sensitive corporate transactions, including asset purchases and joint ventures, licensing arrangements and employment issues. Mr Mottier litigates contested matters and has represented clients in both bench and jury trials.

He regularly lectures and conducts workshops and seminars at universities, colleges, corporations and trade organisations, regarding patents, trademarks, copyright, trade secrets and unfair competition. For nearly 15 years, Mr Mottier was a member of the adjunct faculty at the University of Illinois College of Engineering (Urbana-Champaign), where he lectured on IP issues.

Mr Mottier received a BSc in general engineering in 1978 and a JD in 1981 from the University of Illinois, where he was a James scholar. In 1980, he also studied constitutional legal history at Magdalen College, Oxford University. While at law school, Mr Mottier was a member of the Illinois Bar Journal.

He is a member of the American Bar Association (Litigation and Personal Rights Sections), the American Intellectual Property Law Association, the Intellectual Property Law Association of Chicago, the Intellectual Property Owners Association and the Lawyers Club of Chicago.

Professional associations

  • AIPLA
  • IPO
  • The Lawyers Club of Chicago

Firm details

Leydig Voit & Mayer Ltd
Two Prudential Plaza
180 North Stetson Avenue Suite 4900
Chicago IL 60601
United States

Contact details