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. 19, 2016
Filed:
Mar. 20, 2014
Seiko Epson Corporation, Tokyo, JP;
Kenichiro Kubota, Matsumoto, JP;
Akihito Sao, Matsumoto, JP;
Makoto Nagase, Shiojiri, JP;
Jun Ito, Shimosuwa-machi, JP;
SEIKO EPSON CORPORATION, Tokyo, JP;
Abstract
A colorant, lactone having a content in a range of 5% by mass to 40% by mass, a first solvent having a water vapor pressure of 2 hPa or more and a content in a range of 5% by mass to 18% by mass at 20° C., and a second solvent having a water vapor pressure of 0.9 hPa or more and a content in a range of 2% by mass to 80% by mass at 20° C. are contained, a sum of the content of the first solvent and the content of the second solvent is 20% by mass or more, and the second solvent is at least one solvent selected from a group consisting of (poly)alkylene glycol monoalkyl ether and (poly)alkylene glycol dialkyl ether.