	US 12,409,127 B2
	Leave-on oral care compositions
Ross Strand, Singapore (SG); Yang Su, Beijing (CN); Yunming Shi, Beijing (CN); Thanigaivel Shanmugam, Beijing (CN); Xiaowei Li, Beijing (CN); and Guannan Wang, Beijing (CN)
Assigned to The Procter & Gamble Company, Cincinnati, OH (US)
Filed by The Procter & Gamble Company, Cincinnati, OH (US)
Filed on Dec. 20, 2023, as Appl. No. 18/390,158.
Application 18/390,158 is a continuation of application No. 16/899,834, filed on Jun. 12, 2020, granted, now 11,904,041.
Claims priority of application No. PCT/CN2019/091272 (WO), filed on Jun. 14, 2019; and application No. PCT/CN2020/095595 (WO), filed on Jun. 11, 2020.
Prior Publication US 2024/0122838 A1, Apr. 18, 2024
This patent is subject to a terminal disclaimer.
Int. Cl. A61K 8/73 (2006.01); A61C 19/06 (2006.01); A61K 8/67 (2006.01); A61K 8/81 (2006.01); A61Q 11/00 (2006.01)

CPC A61K 8/735 (2013.01) [A61C 19/063 (2013.01); A61K 8/673 (2013.01); A61K 8/676 (2013.01); A61K 8/678 (2013.01); A61K 8/8147 (2013.01); A61Q 11/00 (2013.01); A61K 2800/30 (2013.01); A61K 2800/87 (2013.01)]

19 Claims

1. A leave-on oral care composition comprising:

from about 0.1% to about 5.0%, by weight of the composition, of a hyaluronic acid or a salt thereof,

wherein the composition has a Viscosity Consistency Coefficient K of from about 50 Pa·s to about 250 Pa·s as measured at 22°° C. at a shear rate range of 0.1-10s-⁻¹, and

wherein the oral care composition has a Mucoadhesion Index of no less than about 0.6 Fluorescent Intensity Percentage (“FI%”).