Patent ID: 8544649

Claim:
A first stackable container configured to be stacked atop or below a second stackable container having substantially the same structure, said first stackable container itself comprising: a top surface comprising a shoulder portion and a neck portion; a bottom surface defining a stacking recess, said stacking recess itself including a recessed portion; and a plurality of substantially vertical side surfaces that extend between said top surface and said bottom surface, wherein: said shoulder portion comprises an interface lip, wherein said shoulder portion, including at least a portion of said interface lip, extends upwardly relative to said bottom surface and away from an interior portion of said first stackable container, wherein said shoulder portion is substantially disposed within a perimeter defined by said top surface, and wherein said interface lip is substantially disposed within a perimeter defined by said shoulder portion; said stacking recess extends upwardly relative to said bottom surface and toward said interior portion of said first stackable container and wherein said stacking recess is substantially disposed within a perimeter defined by said bottom surface; and said recessed portion is dimensioned to substantially engage with an interface lip of a second stackable container when stacked underneath said first stackable container, said engagement discouraging movement in at least one direction of said recessed portion of said first container relative to said interface lip of said second stackable container, said second stackable container having substantially the same structure, including said interface lip, as said first stackable container.