US 11,745,378 B2
Nonlinear line of weakness formed by a perforating apparatus
Kathryn Christian Kien, Cincinnati, OH (US); Deborah Sue Slovut, Madeira, OH (US); and Jeffrey Moss Vaughn, Colerain Township, OH (US)
Assigned to The Procter & Gamble Company, Cincinnati, OH (US)
Filed by The Procter & Gamble Company, Cincinnati, OH (US)
Filed on Feb. 23, 2021, as Appl. No. 17/182,312.
Application 17/182,312 is a continuation of application No. 15/984,820, filed on May 21, 2018, granted, now 10,946,545.
Application 15/984,820 is a continuation of application No. 14/301,415, filed on Jun. 11, 2014, granted, now 10,005,197, issued on Jun. 26, 2018.
Claims priority of provisional application 61/834,126, filed on Jun. 12, 2013.
Prior Publication US 2021/0197415 A1, Jul. 1, 2021
This patent is subject to a terminal disclaimer.
Int. Cl. A47K 10/16 (2006.01); B32B 3/26 (2006.01); B26F 1/14 (2006.01)
CPC B26F 1/14 (2013.01) [A47K 10/16 (2013.01); B32B 3/266 (2013.01); Y10T 428/15 (2015.01)] 14 Claims
OG exemplary drawing
 
1. A rolled absorbent product comprising:
a web comprising a sinusoidal-shaped line of weakness, the sinusoidal-shaped line of weakness comprising a plurality of perforations and a first amplitude; and
wherein the sinusoidal-shaped line of weakness has a peak force to tear of less than 840 grams, as measured according to the Tensile Strength Test Method.