Richard Courtemanche, Timothy D McCormack: Support hook for plastic bag. Richard C Litman, February 9, 1988: US04723740 (19 worldwide citation)

A support hook for supporting a plastic bag inside a waste container comprises two side walls disposed in side by side relation and joined by an intermediate wall which extends therebetween. Three arms project laterally from one side wall and a hook projects laterally from the other side wall.