The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 21, 2025
Filed:
Oct. 26, 2023
The Procter & Gamble Company, Cincinnati, OH (US);
Paul Albert Sagel, Maineville, OH (US);
Jayanth Rajaiah, Loveland, OH (US);
The Procter and Gamble Company, Cincinnati, OH (US);
Abstract
An oral care article for use in the oral cavity includes a water insoluble delivery carrier comprising solid hydrophilic particles comprising at least one bleaching agent. At least about 20 parts by weight of the solid hydrophilic particles dissolve in about 100 parts by weight of water, and/or the solid hydrophilic particles increase by volume and/or weight by at least about 50% in water. The particles are embedded in the carrier partially below the first surface and partially at or above the first surface of the solid hydrophobic delivery carrier. A concentration of the bleaching agent is from about 0.01% to about 15%, by weight of the article.