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:
Sep. 22, 2026
Filed:
Oct. 20, 2021
Applicant:
Sumitomo Metal Mining Co., Ltd., Tokyo, JP;
Inventors:
Hirofumi Tsunematsu, Isa, JP;
Takeshi Chonan, Isa, JP;
Assignee:
SUMITOMO METAL MINING CO., LTD., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09D 5/32 (2006.01); C08K 9/04 (2006.01); C08K 9/06 (2006.01); C09C 1/00 (2006.01); C09C 3/08 (2006.01); C09D 7/62 (2018.01); C08K 3/08 (2006.01);
U.S. Cl.
CPC ...
C09D 5/32 (2013.01); C08K 9/06 (2013.01); C09C 1/00 (2013.01); C09C 3/08 (2013.01); C09D 7/62 (2018.01); C08K 2003/0887 (2013.01); C08K 9/04 (2013.01);
Abstract
Surface-treated infrared-absorbing fine particles, including: infrared-absorbing fine particles; and a coating film containing a metal oxide hydrate provided so as to coat surfaces of the infrared-absorbing fine particles, wherein a carbon concentration is 5.0% by mass or less as measured by a combustion-infrared absorption method.