Cantor Colburn LLP
Cantor Colburn LLP is a Hartford, CONNECTICUT-based trademark practice with 17,682 USPTO filings on file, 10,364 of which are currently live. The firm has represented 5,741 distinct trademark owners — a mid-breadth client roster at roughly 3.1 marks per client. In TTAB practice, the firm has handled 3,370 proceedings, more often as plaintiff (2,424) than defendant (965). 55 attorneys have appeared at the firm — 3 focused on prosecution, 35 on TTAB matters, 3 working across both areas.
Explore the Trademark Intelligence Library
Editorial deep dives on prosecution strategy, TTAB, and brand portfolios
Trump, Palm Beach, and the Airport Naming Story the Trademark Register Doesn't Support
Forbes floated whether renaming Palm Beach International Airport could enrich Donald Trump through licensing. We checked the trademark register. The marks that would make that possible don't exist.
Why the USPTO Told MLB It Can't Own 'Play Ball' — And What the Record Teaches Founders
MLB waited four years for the USPTO to reject PLAY BALL for clothing. The trademark register explains why — and hands founders a filing lesson worth real money.
OpenAI Won in Court — But Still Doesn't Own Its Own Name on the Register
OpenAI beat a rival in federal court, yet the USPTO register shows zero live registrations for its core word mark nearly a decade after first filing. Here's what founders can learn.