Bunsow De Mory

Bunsow De Mory LLP is a nationally recognized intellectual property litigation boutique headquartered in Redwood City, California, with additional offices in Texas and Washington, D.C.. The firm is known for its focused approach to maximizing the value of intellectual property through strategic litigation. Bunsow De Mory has been consistently recognized, including a Band 5 ranking by Chambers & Partners USA for Intellectual Property: Patent Litigation in California, and being named among "Best Law Firms" by U.S. News and World Report and Best Lawyers for intellectual property and patent litigation. The firm comprises approximately 20 lawyers, many of whom possess scientific or engineering degrees, reflecting a deep technical understanding.

The firm's IP litigation practice spans a broad range of technologies, including semiconductors, artificial intelligence, DNA, wireless communications systems, data management software, medical devices, biopharmaceuticals, software e-commerce tools, and mobile communication power-savings technologies. Case experience includes disputes in automotive technology (Emerging Automotive LLC v. General Motors Company et al.), consumer electronics (VideoLabs, Inc. et al. v. Roku, Inc.), and life sciences, as seen in Agilent Technologies Inc. v. Synthego Corp. concerning CRISPR guide RNA patents. Bunsow De Mory represents clients in federal district courts, before the International Trade Commission (ITC), and in federal appellate courts.

Bunsow De Mory primarily represents patent owners and plaintiffs, with 16 tracked appearances on the plaintiff side compared to 7 on the defendant side in recent years. The firm has secured significant outcomes for its clients, including a $110.7 million jury verdict for TOT Power Control, S.L. in a patent infringement case against Apple, Inc.. The firm also served as lead counsel for Ericsson in patent lawsuits against Apple, which led to a global patent license agreement. While representing Agilent Technologies Inc. as a patent owner, the firm litigated a significant case against Synthego Corp. involving CRISPR guide RNA patents, which ultimately saw the Federal Circuit affirm the unpatentability of the patents following a PTAB decision.

The firm maintains a robust Patent Trial and Appeal Board (PTAB) practice, handling Inter Partes Review (IPR) and Post-Grant Review (PGR) proceedings for both petitioners and patent owners. Bunsow De Mory attorneys have experience with over 50 PTAB proceedings. Notably, in 2024, IAM News reported that Bunsow De Mory ranked second among law firms defending patent owners before the PTAB, highlighting their success rate in challenging validity in post-issuance reviews.

Key partners leading the firm's patent litigation practice include Denise Marie De Mory, who is the managing partner and co-founder, and has been recognized by Chambers USA, IAM, Managing IP, Law Dragon, and the Daily Journal for her patent litigation expertise. Other prominent partners include Elizabeth Day, noted for her trial experience in high-stakes IP disputes, and Richard Lin, an experienced trial attorney and registered patent attorney active in IPR proceedings. Aaron Hand is also a prominent attorney with numerous appearances, involved in significant cases and recognized for his PTAB practice.