Here is an article detailing the ongoing legal battle between Disney and Deadmau5 over the DJ’s trademark mousehead mask. For those who aren’t aware, Deadmau5’s logo is protected just by existing. However, once he wanted to take things a step further and file for trademark registration, Disney stepped in claiming that despite the grin and oval eyes on the Deadmau5 mask, the trademark looked so similar to Mickey Mouse that the Deadmau5 trademark could deceive or cause confusion for Disney fans.