

Amanda Tessar
- Denver
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Amanda represents leading technology companies in their most important and challenging intellectual property (IP) matters.
Amanda Tessar is regularly called upon by global industry leaders to litigate their high-stakes patent infringement and related claims, including indemnity issues specific to patent and IP disputes. She has successfully litigated complex patent cases around the country, including before federal district courts, the U.S. Court of Appeals for the Federal Circuit, and the International Trade Commission, and through private arbitration. These cases have spanned a range of technical fields, including semiconductors and semiconductor packaging, GPS, WiFi, cellular telecommunications (including issues relating to 5G), audio and video codecs, pharmaceuticals, medical devices, chemistry, mechanical devices, and biotechnology. She has significant experience with standard essential patents and fair, reasonable, and nondiscriminatory (FRAND) licensing disputes.
Amanda was honored to be named a Thomson Reuters “Stand-out Lawyer” in 2024, listed in The Best Lawyers in America for Intellectual Property Litigation from 2018-2024, named “Litigation – Intellectual Property Lawyer of the Year” by The Best Lawyers in America in 2022, listed in 5280 as one of Denver's Top Lawyers for Intellectual Property Litigation for the past four years, listed in Intellectual Asset Management Patent 1000 for Litigation for the past twelve years, and named an IAM Global Leader in 2024.
Amanda previously served as a law clerk for Justice (later Chief Justice) Michael L. Bender of the Colorado Supreme Court. Before that, she interned for Judge (later Chief Judge) Wiley Y. Daniel of the U.S. District Court for the District of Colorado.
Additionally, Amanda offers her services as neutral in high-tech cases, including by mediating or arbitrating. As of late 2024, she is certified as having completed Harvard Law School’s Mediation and Conflict Management coursework.
Education & Credentials
Education
- Harvard Law School, Mediation and Conflict Management Certification, 2025
- University of Colorado Law School, J.D., Order of the Coif, 2001
- Grinnell College, B.A., Chemistry, with honors, 1997
Bar and Court Admissions
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Colorado
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U.S. Patent and Trademark Office
- U.S. Court of Appeals for the Federal Circuit
- U.S. District Court for the District of Colorado
- U.S. District Court for the Eastern District of Texas
- U.S. District Court for the Western District of Texas
Related Employment
- Gibson, Dunn & Crutcher LLP, Denver, CO, Summer Associate, 2000; Associate Attorney, 2002-2011
Clerkships
- The Hon. Chief Justice Michael Bender, Supreme Court of Colorado
- The Hon. Chief Judge Wiley Y. Daniel, U.S. District Court for the District of Colorado
Professional Recognition
Listed in Thomson Reuters “Stand-out Lawyers,” 2024
Listed in The Best Lawyers in America: Litigation - Intellectual Property; Litigation - Patent, 2018-2025
Named “Litigation – Intellectual Property Lawyer of the Year” by The Best Lawyers in America, 2022
Ranked in Chambers USA America's Leading Lawyers for Business, Intellectual Property, 2017-2023
Listed in 5280 as one of Denver's Top Lawyers: Litigation - Intellectual Property, 2021-2025
Listed in Intellectual Asset Management Patent 1000, Litigation, 2012-2024
Named IAM Global Leader, 2024
Recognized as an IP Star by Managing IP, 2022-2024
Named a "Colorado Super Lawyer," by Super Lawyers, 2013-2017