March 18, 2016 10:26 AM

U.S. steps up fight over Yosemite names, asking trademarks be canceled

Interior Department files to cancel former concession company’s trademark registrations

Petition to Trademark Trial and Appeal Board is newest chapter in dispute over historic names

Former Yosemite concessionaire cries foul, says it’s merely a maneuver to block legal case

Related content




Nation & World Videos