Spotlight
News & Insights
Three Cowan, Liebowitz & Latman Attorneys Named 2025 IP Rising Stars by Managing IP
Patent Law Alert -- USPTO Issues Supplemental Guidance on Design Patent Protection for GUIs, Computer Icons, and Virtual Interfaces
Deborah Squiers will chair and Robert English will speak at PLI’s Fundamentals of Trademark Law in the Global Marketplace 2026 CLE program
VALENTINE’S DAY GREETINGS
On My Mind Blog

Case Studies
We succesfully represented our client, Major League Baseball Partners, Inc.
Federal Circuit upholds successful opposition against application to register LEHMAN BROTHERS for whiskey
Federal Circuit reverses cancellation of U.S. trademark registrations
The Second Circuit affirms summary judgment for our client.
We established that cigarette rolling paper size designations are generic.
What They Say
"They work seamlessly as a team, manage projects with efficiency, and cultivate enduring relationships with their clients, who recognize and value their responsiveness, commitment, expertise, and professionalism."
2025 Legal 500"Deborah Squiers is a powerhouse in trademark law, combining deep expertise with strategic finesse to deliver exceptional results for major global brands."
2025 Lexology Index"Cowan, Liebowitz & Latman is a highly respected boutique particularly proficient in handling copyright and trademark litigation, but also known for its high-quality advice on portfolio management. The firm exhibits expert knowledge of the publishing industry, and frequently handles IP matters relating to advertising."
Chambers USA 2025"Mary L. Kevlin is a renowned intellectual property lawyer owing to her open-ended skill in handling the full remit of trademark matters, as well as serving as a leading academic in the field."
2025 Lexology Index“‘Simply the best’, Cowan Liebowitz & Latman’s trademark practice is defined by collaboration, depth, and agility. Clients turn to the team not just for its legal acumen, but for its unique culture of shared expertise which ensures robust IP support. When litigation is necessary, clients have access to some of the brightest minds in the field.”
2026 WTR 1000 – The World’s Leading Trademark Professionals
Why Us
Founded in 1957, we maintain long-term relationships by providing sound advice, quality legal work, and highly-responsive, personalized service.
What We Do
We represent clients of all sizes across a broad range of industries. The boutique size of our firm, and the breadth of our practice capabilities, allow us to provide a multidisciplinary approach in a cost-effective manner.
Our Clients
Our experience spans a broad range of industries and is international in scope. We appreciate the opportunity of growing with successful companies and brands, as well as creative individuals and accomplished executives.









