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Pant Structure with Efficiently Manufactured and Aesthetically Pleasing Rear Leg Profile:

U.S. Patent No. 11,571,342

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By: Tara Olivo

Associate Editor at Nonwovens Industry, Rodman Media

Jillian Marie Barnes, Madeira, OH; and Ronald Joseph Zink, Blue Ash, OH.
Assigned to The Procter & Gamble Company, Cincinnati, OH.

Filed: 10/22/20
Issued: 2/7/23

A disposable absorbent pant comprising: a front belt portion, a rear belt portion, and a central chassis comprising an outer perimeter, a front region, a crotch region, a rear region, a topsheet, a backsheet and an absorbent core disposed between the topsheet and the backsheet, the central chassis being joined to the front belt portion in the front region, and being joined to the rear belt portion in the rear region; wherein the rear belt portion has a greater length than the front belt portion, and wherein the front belt portion is joined to the rear belt portion along respective left and right side seams; wherein a lower area of the rear belt portion comprises a lower lateral edge, lower side edges, and lower corners disposed between the lower lateral edge and the lower side edges, and wherein the lower area of the rear belt portion forms at least in part edges of left and right leg openings to the rear of the respective left and right-side seams, and wherein the rear belt portion comprises: first and second layers comprising first and second nonwoven web materials; and a plurality of longitudinally-spaced, pre-strained, laterally-oriented elastic strands sandwiched between the first and second layers and disposed below the side seams; wherein a first elastic strand of the plurality of elastic strands differs from a second elastic strand of the plurality of elastic strands disposed above the first elastic strand, by having greater pre-strain and/or greater tensile modulus; wherein the lower corners are disposed below the side seams and above the lower lateral edge when the pant is configured as worn; and wherein the first nonwoven web material has a first basis weight from 7 gsm to 18 gsm and the second nonwoven web material has a second basis weight from 10 gsm to 30 gsm.

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