US Patent 7455191 Triangular mug and advertising means

A beverage container having three elongated generally planar side surfaces with three rounded or blunted side edges and three corresponding pouring apexes at the triangular mouth thereof, sealed by a removable triangular lid with a V-shaped orifice, to provide improved pouring and liquid flow characteristics. The triangular configuration of the container enables it to be tightly nested with other identical containers and also presents more planar and discrete outer surface areas for disposing advertising material thereon. The container comprises an inner and outer shell affixed together at open ends thereof.