Westerman Hattori Daniels & Adrian LLP
Legal ServicesDistrict of Columbia, United States11-50 Employees
Westerman Hattori Daniels & Adrian LLP is a small- to mid-sized intellectual property law firm based in Washington, DC. It provides a full range of patent services, supported by lawyers with technical backgrounds in mechanical, electrical, optical, chemical, pharmaceutical, metallurgical, and biotechnical disciplines. The firm handles litigation in District Courts and the ITC, and offers services including interferences, reexaminations, licensing, counseling, patentability and validity analyses, infringement opinions, as well as patent preparation and prosecution. This combination positions WHDA as a focused practitioner in the patent law and IP counsel space within the broader legal services market. Its client base includes organizations seeking patent protection, enforcement, and related guidance, served from its Washington, DC office. The firm has been recognized in industry rankings, ranking among the top 25 patent firms in the United States in IP Today's 2011 report, and in 2023 was identified as top 10 in quality for Art Unit 3700 by Patent Bots.