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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 12648895 B1

PDFFull Text
Date of Patent:
Jun. 09, 2026

Filed:

Apr. 17, 2020

Method for producing cosmetic solid powder

Applicant:

Shanghai Zhenchun Cosmetics Co., Ltd., Shanghai, CN;

Inventors:

Sili Zeng, Shanghai, CN;

Xiaohua Cui, Shanghai, CN;

Lijuan Cheng, Shanghai, CN;

Assignee:

SHANGHAI ZHENCHUN COSMETICS CO., LTD., Shanghai, CN;

Attorney:

Zhu Lehnhoff LLP

Primary Examiner:

Jeffrey T Palenik

Int. Cl.
CPC ...
A61K 8/02 (2006.01); A61K 8/31 (2006.01); A61K 8/34 (2006.01); A61K 8/73 (2006.01); A61K 8/92 (2006.01); A61Q 1/12 (2006.01); A61Q 19/00 (2006.01);
U.S. Cl.
CPC ...
A61K 8/022 (2013.01); A61K 8/31 (2013.01); A61K 8/345 (2013.01); A61K 8/731 (2013.01); A61K 8/922 (2013.01); A61Q 1/12 (2013.01); A61Q 19/00 (2013.01);
Abstract

A method for producing a solid powder includes the following steps: (1) mixing the powders to obtain a material A, in which the powders include a flaky filler, a spherical filler, and a pigment; and mixing a natural polysaccharide with water, then adding an emollient moisturizer and an emulsifier to obtain a material B; (2) mixing the material A and the material B, and then adding a preservative to obtain a dispersion; (3) filling the dispersion into a mold; (4) freezing the dispersion to a preset low temperature, and then demolding to obtain a semi-finished product; and (5) drying the semi-finished product to obtain a finished product in a lyophilizer.

Find Patent Forward Citations

Zeng, Sili. (2026). Method for producing cosmetic solid powder (U.S. Patent No. 12648895). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12648895

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

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