News & Insights
Deborah Squiers will chair and Robert English will speak at PLI’s Fundamentals of Trademark Law in the Global Marketplace 2026 CLE program
The 2026 Edition is Available of A Trademark is Not a Copyright or a Patent by William M. Borchard with Deborah K. Squiers
Transgender Women in Law Mixer
Cowan, Liebowitz & Latman Partner Named Notable Practitioner by Managing IP

Case Studies
Federal Circuit reverses cancellation of U.S. trademark registrations
The Second Circuit affirms summary judgment for our client.
Federal Circuit upholds successful opposition against application to register LEHMAN BROTHERS for whiskey
We succesfully represented our client, Major League Baseball Partners, Inc.
We established that cigarette rolling paper size designations are generic.
What They Say
Joel Karni Schmidt is described by clients as "having deep experience in trademark matters, combined with considerable diligence, practicality and intelligence", reflecting his extensive expertise in trademark clearance, protection and enforcement for multinational companies and start-ups. He is further recognised for "always providing a commercial solution", a quality that enhances his advisory work across industries such as fashion, hospitality and media.
2026 Lexology IndexWith more than 30 years of experience, Jonathan King handles a broad range of intellectual property disputes, with a particular focus on copyright litigation. His practice spans industries including music, healthcare and consumer products, and he has been involved in notable matters concerning digital copyright issues and the application of copyright law to emerging artificial intelligence technologies.
2026 Lexology Index“[Jonathan] King and [Richard] Mandel paired up to successfully defend non-profit Kars 4 Kids in a trademark appeal, overturning an $8 million disgorgement and injunction against America Can.”
2026 WTR 1000 – The World’s Leading Trademark ProfessionalsTop brands rely on [Adam] Siegartel for strategic counsel on global brand management and representation in high-stakes disputes.
2026 WTR 1000 – The World’s Leading Trademark Professionals“’Robert English is a brilliant trademark lawyer and creative thinker.’ He plays a key role in supporting hair brand Amika’s expansion initiatives across global markets.”
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.









