Clyde M. Siebman
Super Lawerys
Martindale Hubble AV Peer Review
Best Lawyers in America
Texas Board of Legal Specialization

Clyde M. Siebman

Member since 1991

Location: Sherman, Texas
Phone: 903-870-0070 | 877-EDTEXAS (Toll Free)
Fax: 903-870-0066
Email: Email Me
vCard: Download vCard

Clyde M. Siebman practices throughout Texas with an emphasis on the Eastern District of Texas, the Dallas Division of the Northern District of Texas and the Austin Division of the Western District of Texas. He manages the firm’s offices in Sherman and Plano and has been trying cases in Marshall since 1992

Clyde is Board Certified in Civil Trial Law by the Texas Board of Legal Specialization and is a member of the American Board of Trial Advocates. Clyde has been included in the annual Texas Super Lawyers list published by Thomson Reuters legal division in Texas Monthly magazine since the list debuted in 2003. He has maintained an “AV” Peer Reviewed ranking (very high to exemplary) by Martindale-Hubbell TM for over two decades, and he has earned selection to The Best Lawyers in America based on his expertise in Patent, Trademark, Copyright and Commercial Litigation. Clyde was named the 2018 Lawyer of the Year for Patent Litigation and 2020 Lawyer of the Year for Copyright Litigation in Dallas-Fort Worth in The Best Lawyers in America. Clyde concentrates his practice on assisting companies, firms and individuals in complex civil litigation in the federal and state courts of Texas. Read more

Clyde began his federal practice serving as a law clerk to the late United States District Judge Paul Brown, traveling the district alongside Judge Brown serving in the Sherman, Texarkana and Beaumont Divisions of the Eastern District of Texas. Clyde has appeared as counsel in approximately 500 Eastern District of Texas cases and he has regularly represented clients in cases before the Federal Circuit and 5th U.S. Circuit Court of Appeal.

Clyde is a frequent lecturer on a variety of legal topics, including federal court practice, patent litigation, business litigation, discovery and local practices in the Eastern District of Texas. Clyde regularly is called to moderate judicial panels and participate in legal conferences, including those sponsored by the State Bar of Texas, Eastern District of Texas Bar Association, Oregon Patent Law Association, New York Intellectual Property Law Association, Oklahoma Bar Association, Colorado Bar Association, Federal Circuit Bar Association, American Intellectual Property Law Association, the Sedona Conference and the Leahy Institute of Advanced Patent Studies. He was a member of a delegation of attorneys and judges that presented the first patent mock trial at Beijing University in China and he delivered a presentation on U.S. trial practices at Southwestern University School of Law and Political Science in Chongqing, China.

Clyde currently serves as Chairman of the Bench Bar Conference of the Eastern District of Texas and as Chairman of the Advisory Committee for the Institute for Law and Technology of the Center for American and International Law in Plano (formerly Southwestern Legal Foundation). Clyde previously served as a member of the Eastern District of Texas’ Local Rules Advisory Committee, Non-Appropriated Fund Committee and U.S. Magistrate-Judge Merit Selection Committee. He founded the Eastern District of Texas Bar Association under the auspices of presiding U.S. Senior District Judge Richard Schell in 1996 and served as its founding president.

Clyde  s active in Texas public affairs, including serving by way of Gubernatorial appointments as Chairman of the Grayson County Regional Mobility Authority, Commissioner of the Red River Interstate Compact Commission, Commissioner of the Red River Boundary Commission and Member of the Board of Directors for the Red River Authority of Texas. Clyde was named Conservator of Texarkana’s Riverbend Water Resources District by the 82nd Texas Legislature. He also has served on the Board of Directors of the State Bar of Texas and is a former member of the Presidential Electoral College of the United States.

Clyde is a graduate of Southern Methodist University. He earned a Bachelor of Business Administration from the Cox School of Business and Juris Doctor from the Dedman School of Law, where he graduated as a Hatton W. Sumners Law Scholar. He was a member of SMU’s National Moot Court Team that advanced to nationals in 1983. Clyde also holds a Bachelor of Arts in Psychology from SMU, which he earned with distinction. Clyde’s wife is serving her seventh term as an elected County Court at Law Judge. Clyde is an amateur Texas historian, loves to travel and is an avid outdoorsman. The Siebman family is an East Texas pioneer family.

Areas of Practice

  • Federal Litigation
  • Intellectual Property
  • Business Litigation
  • Employment Law
  • General Litigation

Certified Legal Specialties

  • Certified Civil Trial Law, Texas Board of Legal Specialization

Bar Admissions

  • Texas, 1984
  • U.S. District Court Eastern District of Texas
  • U.S. District Court Northern District of Texas
  • U.S. Court of Appeals 5th Circuit
  • U.S. Court of Appeals Federal Circuit
  • Federal Claims Court
  • U.S. Tax Court
  • U.S. Supreme Court
  • Oklahoma

Education

  • Southern Methodist University School of Law, Dallas, Texas
    J.D. – 1984
    Honors: Hatton W. Sumners Scholar
  • Southern Methodist University, Dallas, Texas
    B.A. – 1980
    Honors: With Distinction
    Major: Psychology
  • Southern Methodist University, Dallas, Texas
    B.B.A. – 1980

Classes/Seminars

  • Frequent lecturer at seminars on topics ranging from federal court practice, discovery and local practices in the Eastern District of Texas
  • Frequent moderator of judicial panels at Advanced Patent Law Conferences sponsored by the State Bar of Texas, Eastern District of Texas Bar Association and American Intellectual Property Law Association.

Honors and Awards

  • “AV” Preeminent peer review ranking by Martindale-Hubbell™, 1992 – 2015
  • Texas Super Lawyers by Thompson Reuters legal division, 2003 – Present
  • The Best Lawyers in America by Woodward/White Inc., 2014 – Present
  • Dallas/Fort Worth Lawyer of the Year, Patent Litigation, The Best Lawyers in America, 2018
  • Dallas/Fort Worth Lawyer of the Year, Copyright Law, The Best Lawyers in America, 2020

Professional Associations and Memberships

  • Eastern District of Texas Bar Association, Founding President
  • State Bar of Texas, Member, Board of Directors
  • State Bar of Texas, Member, Court Rules Committee & District Grievance Committee, 1990 – 1992
  • Grayson County Bar Association
  • Collin County Bar Association
  • Judge Paul Brown American Inn of Court, President
  • U.S. District Court for the Eastern District of Texas, Local Rules Advisory Committee
  • U.S. District Court for the Eastern District of Texas, Non-Appropriated Fund Committee
  • U.S. District Court for the Eastern District of Texas, U.S. Magistrate Judge Merit Selection committee
  • Federal Bar Association, Liason, Eastern District of Texas Bench-Bar Committee
  • State of Texas, Red River Boundary Commission, Commissioner
  • O’Conner’s Federal Forms, Co-Editor
  • State of Texas, Red River Authority, Member, Board of Directors
  • Presidential Electoral College of the United States, Elector
  • Texas Bar Foundation, Life Fellow and Member of the District Nominating Committee

Past Employment Positions

  • Hon. Paul Brown, U.S. District Judge, Eastern District of Texas, Law Clerk, 1986 – 1987