US 11,911,492 B2
Oral care compositions comprising metal ions
Melissa Cherie Payne, West Chester, OH (US); Arif Ali Baig, Mason, OH (US); Gregory Charles Gordon, Loveland, OH (US); Min Mao, Deerfield Township, OH (US); Holly Balasubramanian Rauckhorst, Ft. Thomas, KY (US); Paul Albert Sagel, Maineville, OH (US); Jeanette Marie Swartz, Loveland, OH (US); Paul Dennis Trokhan, Hamilton, OH (US); Brian Patrick Croll, Hamilton, OH (US); Dinah Achola Nyangiro, Mason, OH (US); and Samuel James St. John, Cincinnati, OH (US)
Assigned to The Procter & Gamble Company, Cincinnati, OH (US)
Filed by The Procter & Gamble Company, Cincinnati, OH (US)
Filed on Sep. 1, 2020, as Appl. No. 17/008,688.
Application 17/008,688 is a continuation of application No. 16/411,180, filed on May 14, 2019, granted, now 10,835,455, issued on Nov. 17, 2020.
Claims priority of provisional application 62/671,078, filed on May 14, 2018.
Claims priority of provisional application 62/671,083, filed on May 14, 2018.
Claims priority of provisional application 62/671,066, filed on May 14, 2018.
Claims priority of provisional application 62/671,072, filed on May 14, 2018.
Prior Publication US 2022/0062123 A1, Mar. 3, 2022
This patent is subject to a terminal disclaimer.
Int. Cl. A61K 8/21 (2006.01); A61K 8/27 (2006.01); A61K 8/81 (2006.01); A61K 8/25 (2006.01); A61K 8/46 (2006.01); A61K 8/42 (2006.01); A61K 8/02 (2006.01); A61Q 11/00 (2006.01); A61K 8/24 (2006.01)
CPC A61K 8/21 (2013.01) [A61K 8/0216 (2013.01); A61K 8/24 (2013.01); A61K 8/25 (2013.01); A61K 8/27 (2013.01); A61K 8/42 (2013.01); A61K 8/463 (2013.01); A61K 8/8129 (2013.01); A61Q 11/00 (2013.01); A61K 2800/28 (2013.01)] 13 Claims
 
1. A unit-dose dentifrice composition comprising:
(a) soluble fibrous composition comprising:
from about 1% to about 25%, by weight of the unit-dose dentifrice composition, of web forming material, the web forming material comprising polyvinyl alcohol; and
tin ion source, the tin ion source comprising stannous fluoride, stannous chloride, or combinations thereof; and
(b) nonfibrous composition comprising abrasive, wherein the abrasive and the tin ion source are in separate locations within the unit-dose dentifrice composition,
wherein the unit-dose dentifrice composition has an average Sn uptake of greater than 5,000 ppm.