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:
Jun. 23, 2026
Filed:
Mar. 22, 2022
Applicant:
Seiko Epson Corporation, Tokyo, JP;
Inventors:
Manabu Taniguchi, Shiojiri, JP;
Hiroaki Kumeta, Matsumoto, JP;
Soichi Yamazaki, Shiojiri, JP;
Yoshifumi Hano, Matsumoto, JP;
Shunsuke Uchizono, Shiojiri, JP;
Assignee:
SEIKO EPSON CORPORATION, , JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09D 11/38 (2014.01); C09D 11/324 (2014.01);
U.S. Cl.
CPC ...
C09D 11/38 (2013.01); C09D 11/324 (2013.01);
Abstract
An ink jet ink composition includes a self-dispersible pigment; an alcohol having 4 carbon atoms or less; an asymmetric alkyl ether; and water, a content of the alcohol with respect to a total mass of the ink jet ink composition is 0.5 to 15 percent by mass, and a content of the water with respect to the total mass of the ink jet ink composition is 10 to 40 percent by mass.