US 12,416,103 B2
Dissolvable fibrous web structure article comprising active agents
Robert Wayne Glenn, Jr., Liberty Township, OH (US); Rajeev Chhabra, Mason, OH (US); William Maxwell Allen, Jr., Liberty Township, OH (US); and Jonathan Paul Brennan, Cincinnati, OH (US)
Filed by The Procter & Gamble Company, Cincinnati, OH (US)
Filed on Nov. 5, 2019, as Appl. No. 16/674,837.
Application 15/170,125 is a division of application No. 14/334,862, filed on Jul. 18, 2014, abandoned.
Application 14/334,862 is a division of application No. 13/173,639, filed on Jun. 30, 2011, abandoned.
Application 16/674,837 is a continuation of application No. 15/374,486, filed on Dec. 9, 2016, abandoned.
Application 15/374,486 is a continuation of application No. 15/170,125, filed on Jun. 1, 2016, granted, now 9,545,364, issued on Jan. 17, 2017.
Claims priority of provisional application 61/360,982, filed on Jul. 2, 2010.
Prior Publication US 2020/0071851 A1, Mar. 5, 2020
This patent is subject to a terminal disclaimer.
Int. Cl. A61Q 5/02 (2006.01); A61K 8/02 (2006.01); A61K 8/34 (2006.01); A61K 8/362 (2006.01); A61K 8/46 (2006.01); A61K 8/49 (2006.01); A61K 8/73 (2006.01); A61K 8/81 (2006.01); A61K 8/86 (2006.01); A61Q 19/00 (2006.01); A61Q 19/10 (2006.01); D01D 1/02 (2006.01); D01D 5/04 (2006.01); D01D 5/42 (2006.01); D01F 6/50 (2006.01); D01D 5/253 (2006.01)
CPC D01D 5/423 (2013.01) [A61K 8/0204 (2013.01); A61K 8/0208 (2013.01); A61K 8/345 (2013.01); A61K 8/362 (2013.01); A61K 8/463 (2013.01); A61K 8/4946 (2013.01); A61K 8/731 (2013.01); A61K 8/8129 (2013.01); A61K 8/86 (2013.01); A61Q 5/02 (2013.01); A61Q 19/00 (2013.01); A61Q 19/10 (2013.01); D01D 1/02 (2013.01); D01D 5/04 (2013.01); D01F 6/50 (2013.01); A61K 2800/80 (2013.01); D01D 5/253 (2013.01)] 12 Claims
 
1. A solid, fibrous, lathering article comprising a multitude of random-length, interconnecting filaments comprising:
a. from 25% to about 50%, by weight of the article, of a water-soluble polymer comprising polyvinyl alcohol;
b. from about 40% to about 65%, by weight of the article, of an anionic surfactant comprising an acyl glutamate surfactant;
wherein the article is a personal care article;
wherein the dissolvable filaments comprise an average diameter of less than 150 micrometers;
wherein the article comprises a hand dissolution value of from about 1 to about 15 strokes.