Patent ID: 7669726

Claim:
A beverage container including a body member with a top end, said top end having an opening therein; and a cooling member detachably engageable with said body member, said cooling member includes a vessel member and a top closure member, said vessel member has a vessel member cavity therein and said top closure member has a top closure cavity therein, said vessel member and said top closure member being threadedly engageable with each other such that an outer surface of said vessel member is directly engaged with an inner surface of said top closure member; wherein when said top closure member is threadedly engaged on the vessel member, the vessel member and top closure member form an enclosed internal cavity, such that the volume of said enclosed internal cavity is larger than the volume of said vessel member cavity to thereby allow a coolable agent in said vessel to expand into the top closure cavity of said top closure member upon freezing; wherein the cooling member, including the vessel member threadedly engaged with the top closure member, is removably seated in the opening of the top end of the body member such that an outer surface of the top closure member engages a radially inwardly facing surface of the top end; wherein when said cooling member is engaged with said body member, the cooling member extends through the opening of said top end of the body member, at least a major portion of said top end of said body member is closed and at least part of said cooling member extends into an interior cavity of said body member; and wherein said body member is adapted to hold a beverage and said cooling member is adapted to contain a cooling agent.