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. 01, 2026
Filed:
May. 25, 2020
Applicant:
Sumitomo Metal Mining Co., Ltd., Tokyo, JP;
Inventors:
Hirofumi Tsunematsu, Kagoshima, JP;
Takeshi Chonan, Kagoshima, JP;
Assignee:
SUMITOMO METAL MINING CO., LTD., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09D 11/101 (2014.01); B41M 3/14 (2006.01); C09D 11/037 (2014.01); C09D 11/106 (2014.01);
U.S. Cl.
CPC ...
C09D 11/101 (2013.01); B41M 3/14 (2013.01); C09D 11/037 (2013.01); C09D 11/106 (2013.01);
Abstract
The present invention provides an anti-counterfeit ink composition including organic-inorganic hybrid infrared absorbing particles, and either a dispersant or a surfactant, or both, wherein the organic-inorganic hybrid infrared absorbing particles include infrared absorbing particles and a coating resin that covers at least a part of a surface of the infrared absorbing particles.