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Mark has experience managing large patent portfolios and drafting complex development agreements, including terms relating to technology development and licensing.

Mark served for several years as the intellectual property corporate counsel for Caterpillar, Inc., where his duties included patent preparation and prosecution, conducting IP freedom-to-operate studies, leading assertion efforts against potential infringers, and preparation and negotiation of intellectual property agreements including license, joint development and confidentiality agreements.

His experience also includes serving as Engineering Group Manager for The Lubrizol Corporation, where he directed an R&D technical group.

Mark is a member of the American Intellectual Property Law Association.

Mark joined Calfee as Senior Counsel in 2014.

Honors & Recognitions

  • Cincy Magazine, "Cincy Leading Lawyers," Intellectual Property (2019-2023)


J.D., summa cum laude, University of Akron School of Law, 2004

M.B.A., Case Western Reserve University Weatherhead School of Management, 1998

B.S. in Mechanical Engineering, cum laude, The Pennsylvania State University, 1990

Professional & Community

Professional & Community

  • American Intellectual Property Law Association, Member

News & Events


Licensed In

  • Ohio
  • U.S. Patent and Trademark Office 

Court Admissions

  • U.S. District Court for the Northern District of Ohio
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