Australian fashion designer Katie Perry has won her High Court battle with international pop star Katy Perry in a long-running trademark case. The dispute over the name began in 2009 when the singer ...

The yearslong legal battle between the pop singer Katy Perry and the Australian fashion designer Katie Perry carries on. The Australian High Court ruled Friday that it would hear the trademark case ...

Turns out there is room for more than one Katy, or Katie, Perry. Pop star Katy Perry has lost a legal showdown with another woman who almost shares her name, ending a long-running battle over who gets ...

Pop star Katy Perry has successfully appealed a Federal Court ruling over the use of an Australian designer’s trade mark registration for the words KATIE PERRY. The recent decision by the Full Court ...

The High Court of Australia has handed down its highly anticipated decision in Taylor v Killer Queen LLC [2026] HCA 5 in a narrow 3-2 majority, ending a decade-long trade mark battle between American ...