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:
Aug. 08, 2017
Filed:
Jan. 29, 2015
Seiko Epson Corporation, Tokyo, JP;
Keiji Iida, Chikuhoku-mura, JP;
Makoto Nagase, Shiojiri, JP;
Kenichiro Kubota, Matsumoto, JP;
Akihito Sao, Matsumoto, JP;
Seiko Epson Corporation, Tokyo, JP;
Abstract
A non-aqueous ink composition for ink jet recording includes a pigment, a compound represented by General formula 1 below, and a phthalocyanine derivative provided with a polar group not having an amine structure, as a pigment dispersant for dispersing the pigment. The pigment is carbon black. The composition further includes an alkylene glycol monoalkyl ether: (wherein Rindicates an alkyl group of 1 to 4 carbon atoms, and Rand Reach independently indicate a methyl group or an ethyl group).
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile