Andrew M. Mason


Portland Office



Andy’s practice encompasses all aspects of patent law, with a focus on litigation and USPTO post-grant review proceedings. He has successfully argued before the Federal Circuit, the Patent Trials and Appeal Board (PTAB), and before federal district courts at Markman and summary judgment hearings.

A registered patent attorney and former circuit designer, Andy also has prosecuted patents on technologies including electronic design automation (EDA), telecommunications, network infrastructure, media CODECs, and control systems. He also has extensive experience working with foreign counsel on global patent litigation strategies, and participated in patent trials in both Germany and the U.K.

Andy joined Klarquist in 2011 as a lateral associate and became partner in 2017.

Practice Areas
Professional Experience
Professional Activities
Honors & Awards
Presentations & Publications
Amici Briefs

©2023 Klarquist Sparkman, LLP. All Rights Reserved. | Privacy Notice | Privacy Policy | Site Map