Overview


Charles (Charlie) McMahon focuses his practice on patent, trademark, copyright and unfair competition law. Charlie has represented domestic and multinational clients in federal courts and before the US Patent and Trademark Office, the US Patent Trial and Appeal Board (PTAB), the International Trade Commission (ITC), the US Court of Appeals for the Federal Circuit and the US Supreme Court.

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Results


  • InterDigital v. ZTE (D. Del. 2015); led a trial team to a favorable defense jury verdict in this case involving wireless communication technology
  • ZTE v. InterDigital (PTAB 2015); served as lead counsel in a successful inter partes review proceeding, in which the Patent Trial and Appeal Board cancelled claims that had previously survived a jury validity verdict
  • Technology Properties Limited v. ZTE (N.D. Cal. 2015); defended a manufacturer of wireless communication devices in this patent infringement action, which resulted in a favorable claim construction ruling and a stipulation of non-infringement

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Recognitions


  • The Legal 500, 2017 to present
  • Intellectual Asset Management (IAM) Patent 1000 – The World’s Leading Patent Practitioners 2017
  • Illinois Super Lawyer 2008 to present

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Community


  • American Bar Association, Intellectual Property Law Section
  • American Intellectual Property Law Association
  • Licensing Executives Society

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Credentials


Education
George Washington University Law School, JD, 1999
University of Notre Dame, BS, Electrical Engineering, 1996

Admissions
Illinois
Minnesota

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Charles M. McMahon

Insights & Events / Media

Webinar / Speaking Engagements / February 28, 2019

Chicago, Illinois / Speaking Engagements / October 3, 2018

Helsinki, Finland / McDermott Event / August 30, 2018

Chicago, Illinois / Speaking Engagements / May 17, 2017

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