Biography

Mark Thomas is a trial lawyer who manages high-stakes, complex intellectual property disputes. A registered patent attorney, Mark has more than a decade of experience litigating patent infringement, trademark infringement, copyright infringement and trade secret cases around the country. He has represented clients in federal jury trials in venues including the Northern District of California, the Eastern District of Texas and the Eastern District of Missouri. Mark also appears in adversarial proceedings before the Trademark Trial and Appeal Board and the Patent Trial and Appeal Board.

Outside the courtroom, clients rely on Mark’s guidance in managing a wide spectrum of intellectual property matters, including patent and trademark portfolio management, trademark enforcement, IP licensing, contract negotiation and due diligence. Mark advises clients in a variety of industries from fashion design to software to precision agriculture.

Mark is known for building personal connections with clients and for gaining a comprehensive understanding of the details to find leverage that others would miss.

Education

  • Washington University School of Law  (J.D., cum laude, 2011)
  • Missouri State University  (B.S., cum laude, 1995)
    • Biology

Admissions

  • Supreme Court of Missouri
  • U.S. Patent and Trademark Office
  • U.S. Court of Appeals, Federal Circuit
  • U.S. Court of Federal Claims
  • U.S. District Court, Eastern District of Missouri
  • U.S. District Court, Eastern District of Texas
  • U.S. District Court, Southern District of Illinois
  • U.S. District Court, District of Colorado

Professional Activities

  • Federal Bar Association
  • The Missouri Bar
  • Bar Association of Metropolitan St. Louis

Charitable and Civic Involvement

  • Washington University Law Alumni Association

Accolades

  • The Best Lawyers in America®, Litigation - Intellectual Property (2023-present); Ones to Watch, Litigation - Intellectual Property (2021-2022)
  • Missouri/Kansas Super Lawyers®, Rising Star (2018-present)

Background

Prior to joining the firm, Mark was in private practice at a boutique intellectual property law firm. In his previous career, he taught high school biology at a St. Louis area private school.

Contact Us
  • Worldwide
  • Boston, MA
  • Chicago, IL
  • Denver, CO
  • Dublin, Ireland
  • Edwardsville, IL
  • Jefferson City, MO
  • Kansas City, MO
  • Las Vegas, NV
  • London, England
  • Miami, FL
  • New York, NY
  • Orange County, CA
  • Philadelphia, PA
  • Princeton, NJ
  • Salt Lake City, UT
  • St. Louis, MO
  • Washington, D.C.
  • Wilmington, DE
Worldwide
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Boston, MA
800 Boylston St.
30th Floor
Boston, MA 02199
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Boston, Massachusetts
Chicago, IL
100 North Riverside Plaza
Suite 1500
Chicago, IL 60606-1520
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Denver, CO
4643 S. Ulster St.
Suite 800
Denver, CO 80237
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Dublin, Ireland
Fitzwilliam Hall, Fitzwilliam Place
Dublin 2, Ireland
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Edwardsville, IL
115 N. Second St.
Edwardsville, IL 62025
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Edwardsville, Illinois
Jefferson City, MO
101 E. High St.
First Floor
Jefferson City, MO 65101
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Kansas City, MO
2345 Grand Blvd.
Suite 1500
Kansas City, MO 64108
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Las Vegas, NV
7160 Rafael Rivera Way
Suite 320
Las Vegas, NV 89113
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London, England
Royal College of Surgeons of England
38-43 Lincoln’s Inn Fields
London, WC2A 3PE
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Miami, FL
355 Alhambra Circle
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Coral Gables, FL 33134
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New York, NY
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Orange County, CA
19800 MacArthur Boulevard
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Irvine, CA 92612
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Philadelphia, PA
2005 Market Street
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Philadelphia, PA 19103
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Princeton, NJ
100 Overlook Center
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Princeton, NJ 08540
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Princeton, New Jersey
Salt Lake City, UT
222 South Main St.
Suite 1830
Salt Lake City, UT 84101
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St. Louis, MO
7700 Forsyth Blvd.
Suite 1800
St. Louis, MO 63105
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Washington, D.C.
1717 Pennsylvania Avenue NW
Suite 400
Washington, DC 20006
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Wilmington, DE
1007 North Market Street
Wilmington, DE 19801
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Wilmington, Delaware