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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.:

US 12419812 B1

PDFFull Text
Date of Patent:
Sep. 23, 2025

Filed:

May. 17, 2024

Film-forming composition containing surfactant or surfactant and salt as whitening agent

Applicant:

Capsugel Belgium NV, Bornem, BE;

Inventors:

Kaori Sato, Kawasaki, JP;

Takahisa Takubo, Ayase, JP;

Hitomi Doi, Kawasaki, JP;

Assignee:

Capsugel Belgium NV, Bornem, BE;

Attorney:

Klarquist Sparkman, LLP

Primary Examiner:

Robert A Wax

Assistant Examiner:

Quanglong N Truong

Int. Cl.
CPC ...
A61K 8/02 (2006.01); A61K 8/11 (2006.01); A61K 8/37 (2006.01); A61K 8/46 (2006.01); A61K 8/65 (2006.01); A61K 8/73 (2006.01); A61K 8/86 (2006.01);
U.S. Cl.
CPC ...
A61K 8/0204 (2013.01); A61K 8/11 (2013.01); A61K 8/37 (2013.01); A61K 8/46 (2013.01); A61K 8/65 (2013.01); A61K 8/731 (2013.01); A61K 8/86 (2013.01); A61K 2800/10 (2013.01); A61K 2800/26 (2013.01); A61K 2800/43 (2013.01); A61K 2800/594 (2013.01); A61K 2800/92 (2013.01);
Abstract

[Problem] Providing a whitened capsule and a whitened film without using any white pigment such as titanium dioxide. [Solution] Provided is a film, a capsule, and a film forming composition, characterized by comprising: a film-forming polymer; and a whitening agent including either a surfactant or both a surfactant and a salt, and characterized in that the surfactant is selected from a fatty acid ester of polyhydric alcohol, a polyethylene glycol, a polypropylene glycol, a polyalkylene oxide derivative, an alkyl sulfate ester salt, and a saponin.

Find Patent Forward Citations

Sato, Kaori. (2025). Film-forming composition containing surfactant or surfactant and salt as whitening agent (U.S. Patent No. 12419812). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12419812

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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