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. 31, 2007
Filed:
Jan. 07, 2004
Applicants:
Tomohiro Chino, Kanagawa, JP;
Toshiki Fujiwara, Kanagawa, JP;
Masaru Takasaki, Kanagawa, JP;
Inventors:
Assignee:
Fujifilm Corporation, Minato-Ku, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09D 11/00 (2006.01); C09D 11/02 (2006.01); C09B 67/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention provides a water-soluble ink capable of forming an image having good color hue and high fastness in various use and environmental conditions, which comprises a coloring composition comprising a disazo dye represented by the following formula 1: A-N═N-A-N═N-Aand at least one other dye having a specific structure; in formula 1, A, Aand Aeach independently represents an aromatic group which may be substituted or a heterocyclic group which may be substituted, and Aand Aeach is a monovalent group and Ais a divalent group.