News & Insights
Cowan, Liebowitz & Latman Authors Amicus Brief in Landmark Copyright Case Before U.S. Supreme Court
Deborah Squiers will chair and Robert English will speak at PLI’s Fundamentals of Trademark Law in the Global Marketplace 2026 CLE program
Cowan, Liebowitz & Latman is Hosting a CLE About Recent Copyright Developments for In-House Counsel
National Hispanic Heritage Month: Highlighting Pioneering Attorney Cesar A. Perales
Case Studies
Federal Circuit reverses cancellation of U.S. trademark registrations
We established that cigarette rolling paper size designations are generic.
We succesfully represented our client, Major League Baseball Partners, Inc.
The Second Circuit affirms summary judgment for our client.
Federal Circuit upholds successful opposition against application to register LEHMAN BROTHERS for whiskey
What They Say
“‘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 ProfessionalsJoel Karni Schmidt is an experienced intellectual property lawyer whose practice encompasses complex copyright matters. He advises clients across a broad range of industries, including hospitality, technology, media and financial services, and has particular experience in emerging issues involving social media, internet-related rights and NFTs.
2026 Lexology IndexRichard Mandel brings a wealth of experience to complex trademark disputes, with a particular focus on infringement, unfair competition, licensing and domain name issues. His practice includes acting for clients across a broad range of industries, including entertainment, sports, fashion and consumer products.
2026 Lexology Index“[Eric] Shimanoff is ‘highly recommended based on his responsiveness and follow through’ and currently advises Blackstone on clearance, prosecution, and enforcement, with a focus on eliminating avenues of infringement.”
2026 WTR 1000 – The World’s Leading Trademark ProfessionalsDeborah Squiers is a seasoned trademark practitioner with a focus on litigation, enforcement and portfolio management. She has successfully represented high-profile clients in complex disputes and manages global trademark portfolios for major international companies.
2026 Lexology Index
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.










