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:
Aug. 20, 2024
Filed:
Jul. 07, 2021
Applicant:
The Procter & Gamble Company, Cincinnati, OH (US);
Inventors:
Hongsing Tan, Beijing, CN;
Carl David MacNamara, Beijing, CN;
Assignee:
The Procter & Gamble Company, Cincinnati, OH (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C11D 17/06 (2006.01); C11D 1/37 (2006.01); C11D 3/20 (2006.01); C11D 3/37 (2006.01); C11D 11/00 (2006.01); C11D 1/14 (2006.01); C11D 1/29 (2006.01);
U.S. Cl.
CPC ...
C11D 17/06 (2013.01); C11D 1/37 (2013.01); C11D 3/2065 (2013.01); C11D 3/3753 (2013.01); C11D 1/146 (2013.01); C11D 1/29 (2013.01); C11D 2111/12 (2024.01);
Abstract
A dissolvable solid article is provided, which is characterized by a multilayer structure formed of two or more flexible and dissolvable sheets that each comprises a water-soluble polymer. Such dissolvable solid article is at least 2 mm thick and contains one or more through-apertures or through-holes with a width or diameter of 0.2-0.8 mm.