Patent ID: 8187239

Claim:
A disposable diaper comprising: an absorbent assembly comprising an absorbent core; a chassis having a longitudinal axis, a lateral axis, a front waist region having a front waist edge, a back waist region having a back waist edge, a crotch region between the waist regions, laterally opposing side edges extending between the front waist edge and the back waist edge, an exterior surface, and an interior surface; the chassis comprising a water-impermeable backsheet and laterally opposing longitudinally extending side flaps formed at least in part by laterally inwardly folded portions of the backsheet, the laterally inwardly folded portions of the backsheet extending from the front waist edge to the back waist edge, the laterally opposing longitudinally extending side flaps extending from the front waist edge to the back waist edge; each of the side flaps having a proximal edge and longitudinally opposing ends and a longitudinally extending elastic gathering member attached adjacent to the proximal edge; each of the side flaps being attached to at least one of the chassis and absorbent assembly adjacent to its longitudinally opposing ends of the side flap and also comprising at least one longitudinally extending side seal disposed between its proximal edge of the side flap and the respective side edge of the chassis; and the chassis having laterally opposing side notches in at least the crotch region forming a non-rectangular shape.