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:
Jan. 16, 2018
Filed:
Mar. 30, 2015
Applicant:
Seiko Epson Corporation, Tokyo, JP;
Inventors:
Yasunari Ikeda, Shiojiri, JP;
Akihito Sao, Matsumoto, JP;
Shinichi Naito, Chino, JP;
Miho Nakamura, Shiojiri, JP;
Assignee:
Seiko Epson Corporation, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
C09D 11/328 (2014.01); C09D 11/38 (2014.01); C09D 11/326 (2014.01);
U.S. Cl.
CPC ...
C09D 11/38 (2013.01); C09D 11/326 (2013.01); C09D 11/328 (2013.01);
Abstract
An ink jet ink composition includes a disperse dye, and a sodium naphthalene sulfonate formalin condensate, in which a ratio of a concentration of sodium ions with respect to a content of the sodium naphthalene sulfonate formalin condensate (Na (ppm)/NSF (% by mass)) is 75 to 550.