Monster Energy Rival Files New Trademark Suit Over Reign Inferno

Energy drink maker VPX Sports filed a trademark complaint against Monster Energy Ltd. in California federal court, alleging that Monster’s “Reign Inferno” infringes trade dress covering VPX’s “Bang” energy drinks.

VPX said Bang is the best-selling sugar-free energy drink in the U.S., and that Monster created its sugar-free Reign brand in response to Bang’s “extensive attention” and “record-breaking sales.” In the Monday complaint, VPX said Monster’s new “thermogenic” Reign Inferno drink “continues the Monster family tradition of shamelessly copying VPX and its flagship product’s (i.e. BANG’s) trade dress.”

VPX and Monster are also involved in a trademark dispute over their ...