Knobbe Martens Attorneys Recognized by Washington D.C. Super Lawyers

Congratulations to partner William R. Zimmerman and associate Justin Culbertson for being included in Super Lawyers’ 2023 Washington D.C. "Super Lawyers" and “Rising Stars” lists.

Mr. Zimmerman serves as managing partner of Knobbe Martens’ Washington D.C. office and as co-chair of the firm’s Hatch-Waxman and Life Sciences litigation groups. Mr. Culbertson focuses on patent prosecution, strategic counseling, and worldwide patent portfolio management in the chemical, pharmaceutical, and biotechnology fields.

Super Lawyers honors outstanding lawyers who have attained a high degree of peer recognition and professional achievement. The “Rising Stars” list includes the top attorneys who are age 40 or younger and/or have been in practice for less than ten years. They are nominated by peers who have personally observed them in action.

About Knobbe Martens

Knobbe Martens is one of the most highly respected intellectual property law firms, offering all aspects of intellectual property and technology law. The firm’s litigation group handles cases throughout the U.S. and coordinates strategy for disputes worldwide. Founded in California in 1962, the firm has about 300 lawyers and scientists based in offices located in Orange County, Los Angeles, New York, San Diego, San Francisco, Seattle and Washington D.C. Knobbe Martens serves a diverse international client base, from multinational corporations to emerging businesses of all stages. More information about the firm can be found at