US 12,337,048 B2
Oral care compositions comprising tin ions
Shikhar Gupta, Singapore (SG); Guannan Wang, Beijing (CN); and Ross Strand, Singapore (SG)
Assigned to The Procter & Gamble Company, Cincinnati, OH (US)
Filed by The Procter & Gamble Company, Cincinnati, OH (US)
Filed on Aug. 23, 2021, as Appl. No. 17/408,839.
Application 17/408,839 is a continuation of application No. 16/911,415, filed on Jun. 25, 2020, granted, now 11,135,143.
Claims priority of application No. PCT/CN2019/093507 (WO), filed on Jun. 28, 2019.
Prior Publication US 2022/0133606 A1, May 5, 2022
Prior Publication US 2024/0293296 A9, Sep. 5, 2024
This patent is subject to a terminal disclaimer.
Int. Cl. A61K 8/21 (2006.01); A61K 8/24 (2006.01); A61K 8/25 (2006.01); A61K 8/27 (2006.01); A61K 8/34 (2006.01); A61Q 11/00 (2006.01)
CPC A61K 8/21 (2013.01) [A61K 8/24 (2013.01); A61K 8/25 (2013.01); A61K 8/27 (2013.01); A61K 8/345 (2013.01); A61Q 11/00 (2013.01); A61K 2800/48 (2013.01); A61K 2800/52 (2013.01); A61K 2800/88 (2013.01)] 20 Claims
 
1. A dentifrice composition comprising:
(a) stannous chloride;
(b) stabilizing polyol, the stabilizing polyol comprising five or six carbon atoms;
(c) gum strengthening polyol, the gum strengthening polyol comprising seven or more hydroxyl functional groups, and
(d) from about 10% to about 75%, by weight of the composition, of water,
wherein the composition has a pH of greater than 7.