The firm’s Washington D.C. office is located in the heart of D.C. at 1717 Pennsylvania Avenue, within walking distance of the White House and within close proximity to the United States Patent and Trademark Office, The Federal Circuit Court of Appeals, The International Trade Commission, The Court of Federal Claims and The Eastern District of Virginia.
The attorneys in our Washington D.C. office represent clients in all areas of intellectual property law in key industries, including pharmaceuticals, powersports, electronics, software, biotechnology and medical devices.
Managing Partner

A key strength of this office is our years of pharmaceutical experience, specifically focusing on Hatch-Waxman litigation for companies seeking to market generic drugs.
Latest Updates and News
Knobbe Martens Celebrated as “Excellent IP Firm,” Dozens of Partners Recognized for Top-Tier Patent Work in IAM Patent 1000 Guide
IRVINE, Calif., June 3, 2025 – Knobbe Martens is pleased to share that the firm and two dozen of its partners from offices throughout the country have been featured in...
Knobbe Martens Lawyers Recognized by Washington, D.C. Super Lawyers
WASHINGTON, D.C., May 29, 2025 – Knobbe Martens is proud to share that lawyers William Zimmerman, Justin Culbertson, and Christopher Lewis have again been recognized by Washington, D.C. Super Lawyers. Mr. Zimmerman was named to...
Sixteen Knobbe Martens Lawyers Named Among Intellectual Property Leaders by WIPR
IRVINE, Calif., May 19, 2025 – Knobbe Martens is proud to share that 16 of the firm’s lawyers have been recognized in the World Intellectual Property Review [WIPR] 2025 Leaders...
Knobbe Martens Obtains Victory for Padagis Pharmaceuticals in Glaucoma Treatment Patent Case
Favorable judgment for Padagis will result in more affordable access to glaucoma medication SEATTLE and WASHINGTON, D.C., February 13, 2025 – A team from Knobbe Martens, led by Carol Pitzel...
Knobbe Martens Hosts AIPLA Women in IP Community Service Event to Support Children Entering Foster Care
WASHINGTON, D.C., February 6, 2025 – Attorneys in Knobbe Martens’ Washington, D.C. office once again hosted the D.C. area AIPLA Women in IP Community Service Event benefitting Comfort Cases®, a...
Knobbe Martens Elects New Partner Class
Newly elected partners come from a diversity of backgrounds, offices and practice areas within the firm IRVINE, Calif., January 13, 2025 – Knobbe Martens, a leading intellectual property law firm,...