Katy Perry 'Left Shark' design trademark rejected

Katy Perry's company has hit a roadblock in carving out its "Left Shark" empire. (Tweet this)

A trademark examiner quashed attempts to register a design for the shark, which became an Internet sensation after the singer's Super Bowl performance in February, The Hollywood Reporter wrote this week. Apparently, Perry's company couldn't prove that a drawing evoked images of the seemingly clumsy blue shark that danced behind the pop star.

Read MoreKaty Perry is finally cashing in on #LeftShark

Perry's company said it wanted to make "costumes" and "figurines," according to The Hollywood Reporter. The examiner pointed out differences between the drawing of Left Shark and a photo of the Super Bowl performance.

Katy Perry performs during the Super Bowl XLIX halftime show in Glendale, Ariz., Feb. 1, 2015.
Getty Images

Perry has already capitalized on the sensation and registered the phrase "Left Shark." Onesies and T-shirts in the Left Shark likeness are currently sold on the singer's website for $130 and $25, respectively.

Her lawyers previously issued a cease-and-desist to a designer who had sold 3-D printed Left Shark figurines.

Read The Hollywood Reporter's full story here