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:
Oct. 07, 2025
Filed:
Apr. 09, 2021
Applicant:
Sumitomo Metal Mining Co., Ltd., Tokyo, JP;
Inventors:
Assignee:
SUMITOMO METAL MINING CO., LTD., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09D 5/03 (2006.01); C09D 7/20 (2018.01); C09D 7/40 (2018.01); C09D 7/61 (2018.01); C09D 157/12 (2006.01);
U.S. Cl.
CPC ...
C09D 5/032 (2013.01); C09D 5/031 (2013.01); C09D 5/035 (2013.01); C09D 7/20 (2018.01); C09D 7/61 (2018.01); C09D 7/67 (2018.01); C09D 7/68 (2018.01); C09D 7/70 (2018.01); C09D 157/12 (2013.01);
Abstract
A dark powder dispersion liquid including a dark pigment, composite tungsten oxide particles and a solid medium, wherein a mass ratio of the dark pigment to the composite tungsten oxide particles (mass of dark-colored pigment/mass of composite tungsten oxide fine particles) is 0.01 or more and 5 or less.