U.S. federal trademark · Serial No. 76228007 · Reg. No. 2658227
Cups and bottles, sold empty, which have an integrally molded small chamber extending upwards from the bottom of the container into a larger area surrounding the smaller molded chamber into which liquids are poured, which smaller chamber contains a refreezable gel that, when previously frozen, acts to keep cool liquids which are poured into the area of the cup or bottle surrounding the smaller molded upwardly extending gel-filled chamber
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.