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.

Date of Patent:
Mar. 17, 2026

Filed:

Apr. 30, 2020
Applicant:

Sumitomo Osaka Cement Co., Ltd., Tokyo, JP;

Inventors:

Syunsuke Suma, Tokyo, JP;

Masahiro Nobe, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K 8/02 (2006.01); A61Q 17/04 (2006.01);
U.S. Cl.
CPC ...
A61K 8/0245 (2013.01); A61Q 17/04 (2013.01); A61K 2800/412 (2013.01); A61K 2800/612 (2013.01); A61K 2800/651 (2013.01);
Abstract

Surface-modified zinc oxide particles having a silane coupling agent having an alkoxy group on surfaces thereof, in which the surface-modified zinc oxide particles have 5.0×10-2 g2/s or more and 1.0×102 g2/s or less of a penetration rate coefficient A of cyclopentasiloxane with respect to the surface-modified zinc oxide particles, which is indicated by A in the following formula (1). W2=A·t (1) (in the formula, W is a penetration weight (unit: g), and t is a time (unit: s).).


Find Patent Forward Citations

Suma, Syunsuke. (2026). Surface-modified zinc oxide particles, dispersion solution, and cosmetic (U.S. Patent No. 12576012). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12576012

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

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