The Australian singer Katy Perry has won the right to use her name.
After being sued by an Australian designer who sells clothing under her given name, Katy Perry, a singer, successfully challenged a trademark ruling on her name. A court ruling last year that favored Katie Taylor over products sold by the pop diva during a 2014 tour of Australia was overturned by three appeals judges on Friday. According to the judges, Perry had established a "international reputation" in the entertainment industry by the time she launched her company, and she had been using her name as a trademark for five...