Patent ID: 8567604

Claim:
A container, comprising: a base having a continuous body portion and a lower rim encompassing and projecting laterally outwardly from the continuous body portion, the continuous body portion comprising: a circular bottom portion having a substantially circular male protruding center portion projecting outwardly from the base; a front surface portion extending downwardly from the lower rim and integrally connected to the circular bottom portion; a lower body portion having a continuous sidewall encompassing and projecting upwardly and outwardly from the circular bottom portion, the continuous sidewall having a back surface portion opposite and parallel to the front surface portion and extending downwardly from the lower rim; a plurality of longitudinal concave grooves having a first end and a second end, the first end separated by a plurality of protrusions projecting inwardly into the base; and a lid, hingedly connected to the base, the lid comprising: a top surface having a substantially circular recessed center portion projecting inwardly into the top surface, the substantially circular recessed center portion dimensioned to receive a substantially circular male protruding center portion of an identical container base stacked on top of the lid; a pair of upper sidewalls; and a pair of upper end walls integrally connected to the top surface and the pair of upper sidewalls; and wherein an edge of the pair of upper sidewalls and the pair of upper end walls extend outwardly to form an upper rim.