Sarah E. Jelsema


Portland Office



Sarah focuses her practice primarily on intellectual property litigation.

Sarah represents clients in resolving disputes relating to utility patents, design patents, copyrights, trademarks, and trade secrets. She has experience in a wide range of technical fields, including software, medical devices, consumer products, payment systems, and power grid systems. She has represented clients in federal district courts and courts of appeals, the Patent and Trademark Office, and state courts. She has also assisted clients in obtaining patents, copyright registrations, and trademark registrations.

Sarah joined Klarquist in 2016, after clerking for the Honorable Jimmie V. Reyna on the U.S. Court of Appeals for the Federal Circuit. Before her clerkship, Sarah primarily practiced intellectual property litigation. She also assisted clients in obtaining intellectual property protection and prepared software licenses, assignments, and other agreements relating to intellectual property.

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