Patent ID: 8978588
Filing Date: 2015-03-17
Classification: A01K,B65D

Abstract:
1. A litter box comprising: a tray having a bottom wall and a plurality of side walls extending upward from the bottom wall, at least one of the plurality of side walls having an upper portion movable from a retracted position to an upright position, wherein an uppermost edge of the upper portion is an uppermost edge of the at least one side wall when the upper portion is in the upright position; a plurality of bags in the tray, wherein the plurality of bags are nested within one another; and a plurality of layers of litter, the plurality of layers separated from one another by the plurality of bags, wherein the upper portion of the at least one of the plurality of side walls is in the upright position and wherein an upper portion of a first bag of the plurality of bags is positioned over the uppermost edge of the upper portion of the at least one of the plurality of side walls.