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:
Jul. 07, 2020
Filed:
Jul. 05, 2018
Takuya Fujita, Aichi, JP;
Yoshimasa Miyazawa, Kanagawa, JP;
Tatsuya Tomura, Tokyo, JP;
Masahiro Yanagisawa, Kanagawa, JP;
Kiyofumi Nagai, Tokyo, JP;
Yukishige Kondo, Tokyo, JP;
Juki Migii, Tokyo, JP;
Takuya Fujita, Aichi, JP;
Yoshimasa Miyazawa, Kanagawa, JP;
Tatsuya Tomura, Tokyo, JP;
Masahiro Yanagisawa, Kanagawa, JP;
Kiyofumi Nagai, Tokyo, JP;
Yukishige Kondo, Tokyo, JP;
Juki Migii, Tokyo, JP;
Ricoh Company, Ltd., Tokyo, JP;
Tokyo University of Science Foundation, Tokyo, JP;
Abstract
Organic colorant represented by General Formula (1) below: where in the General Formula (1), Rand Reach independently represent C1-C20 alkyl group, C1-C20 alkenyl group, phenyl group, naphthyl group, or group represented by —(CH)—COO—R, —(CH)—R, —(CH)—CONH—R, —CRR—COO—R, or —(CH)—OCOCH; Rrepresents hydrogen atom or C1-C2 alkyl group; Rrepresents hydroxy group, C1-C2 alkoxy group, C2-C5 alkenyloxy group, SONa group, OSONa group, phenyl group, phenylalkyl group, naphthyl group, or naphthylalkyl group; Rrepresents C1-C20 alkyl group, C1-C20 alkenyl group, or C1-C12 hydroxyalkyl group; Rrepresents hydrogen atom or methyl group; Rrepresents C1-C4 alkyl group; Rrepresents C1-C5 alkyl group; and n is integer of from 1 to 12.