Patent ID: 7837036
Filing Date: 2010-11-23
Classification: B65D,Y02W

Abstract:
1. A plastic container for storing food, the container comprising, an upper container portion having upper container walls, the upper container further including a rim that defines a container opening, a lower container portion having lower container walls, an annular horizontal stacking bead separating the upper portion from the lower portion said stacking bead having a rectangular shape, and a bottom surface longer than a top surface, wherein the upper container portion, stacking bead and lower container portion are integral with one another, the lower container portion having a container bottom, the lower container portion tapering from the stacking bead to the container bottom and having a plurality of vertical inwardly extending ribs formed thereon and being defined by a container height, wherein each one of the plurality of vertical ribs span at least about ninety-five percent of the container height, each one of the plurality of vertical ribs having a lower end spaced from the container bottom, said plurality of ribs including a first plurality of ribs and a second plurality of ribs, said first plurality of ribs terminating at an upper end spaced from said stacking bead, and having a substantially uniform cross-section along their individual lengths said second plurality of ribs having an upper end contacting the stacking bead and the second plurality of ribs each laterally widening between the stacking bead and the upper end of said first plurality of ribs to form an air passageway for passage of air upon removal of one stacked container from another.