Pop star Katy Perry has lost a long-running trademark battle in Australia to fashion designer Katie Jane Taylor, who sells clothing under the name Katie Perry. In a majority decision on Wednesday, the ...

Imagine building your dream, brick by painstaking brick. Your identity, your legacy, forged in passion. Then, a global superstar arrives, seeking to claim the very name you’ve protected for years.

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 ...

There are lessons that musicians can learn from the Katy Perry case, as well as tips to glean on how to prevent these legal ...

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 ...