Jonathan Lamberson

Based on a review of his professional background and tracked court appearances, this is a summary of Jonathan Lamberson's patent litigation practice as of May 12, 2026.

Jonathan Lamberson is a partner in the Global Intellectual Property Group at White & Case, based in the firm's Silicon Valley office. His practice focuses on complex technology litigation, particularly in software, telecommunications, and matters involving standards-essential patents (SEPs) and fair, reasonable, and non-discriminatory (FRAND) licensing terms. Prior to joining White & Case in September 2020, he was a principal at Fish & Richardson.

The provided data shows Lamberson representing defendants in patent litigation, which aligns with his extensive work for major technology operating companies like Microsoft. He has served as lead trial counsel for Microsoft in a dispute with Corel, which resulted in a jury verdict that Corel had willfully infringed six Microsoft patents. Lamberson also has notable experience in damages strategy, having led the damages team for T-Mobile in a case involving twelve LTE standards-essential patents asserted by Huawei. His appellate practice includes briefing and arguing cases before the Federal Circuit and writing the en banc petition in Williamson v. Citrix, a case that significantly altered the law on means-plus-function claiming.

In addition to his district court and appellate work, Lamberson has a significant post-grant practice. He is a member of the USPTO patent bar and has participated in multiple inter partes review (IPR) proceedings, arguing before the Patent Trial and Appeal Board (PTAB).

Lamberson earned his J.D. from Harvard Law School and a Bachelor of Science in Computer Engineering from the University of Michigan. He is licensed to practice in California.