Mark E. Phelps

Member

Mr. Phelps has been with Leydig, Voit and Mayer, Ltd. Since 1975. Prior to joining the firm, he was a turbomachinery design engineer with Northern Research & Engineering Corp. in Cambridge, Massachusetts. Throughout his career Mr. Phelps has been involved in all phases of international intellectual property practice, with primary focus on litigation, licensing, and counseling. He has had extensive experience in patent infringement litigation in the United States and abroad. Mr. Phelps’ litigation experience includes numerous jury and bench trials in various United States district courts, actions before the International Trade Commission and appellate work. Mr. Phelps has consulted in extended patent litigation in France and Germany. In addition to his extensive litigation practice, Mr. Phelps has also prepared and prosecuted numerous U.S. and foreign patent applications, primarily in the mechanical and medical device arts.

Professional Affiliations

• American Intellectual Property Law Association (AIPLA)
• Licensing Executives Society (LES)
• International Trade Commission Trial Lawyers’ Association
• Intellectual Property Lawyers’ Association of Chicago (IPLAC)
• Intellectual Property Owners’ Association (IPO)

Honors

• AV^® Preeminent™ Peer Review Rated (Highest Rating) – Martindale-Hubbell
• Selected by peers as a Leading Lawyer in Intellectual Property Law – Leading Lawyers Network
• Listed among the Top Lawyers in Illinois in Intellectual Property Law – Chicago Lawyer
• Named in the Illinois Super Lawyers list, Intellectual Property, 2007

Bar Admissions and Registrations

• Illinois, 1975
• Registered to practice before the U.S. Patent and Trademark Office

Courts

• U.S. Supreme Court
• U.S. Court of Appeals for the Federal Circuit
• U.S. Court of Appeals for the Seventh Circuit

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