The Procter & Gamble Company
Tooth whitening product

Last updated:

Abstract:

A tooth whitening product is provided. The tooth whitening product has a backing layer and a tooth whitening composition. The tooth whitening composition includes first and second water soluble polymers, water, and a tooth whitening agent, wherein the first water soluble polymer is polyethelene oxide and the second water soluble polymer is polyvinyl alcohol.

Status:
Grant
Type:

Utility

Filling date:

13 Dec 2016

Issue date:

3 Dec 2019