When a Clerical Error Handed One Ohio Man the Sky: The Accidental Trademark That Claimed a Color
Somewhere in the early decades of federal trademark law, a paint company in Ohio filed a claim for a specific shade of blue — and a bureaucratic mistake turned a routine application into something that technically let one man threaten businesses across the country for using a color. The cease-and-desist letters that followed were real. So was the government's eventual admission that it had absolutely no idea how it happened.
Jun 26, 2026