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:
Mar. 20, 2007
Filed:
Dec. 14, 2004
Masaru Takasaki, Minami-Ashigara, JP;
Toshiki Fujiwara, Minami-Ashigara, JP;
Tomohiro Chino, Minami-Ashigara, JP;
Masaru Takasaki, Minami-Ashigara, JP;
Toshiki Fujiwara, Minami-Ashigara, JP;
Tomohiro Chino, Minami-Ashigara, JP;
Fuji Photo Film Co., Ltd., Minami-Ashigara, JP;
Abstract
An aqueous ink comprising at least two dyes each having at least one ionic hydrophilic group in a molecule thereof, wherein at least one of said at least two dyes includes an azo dye represented by formula (1): wherein A and B each independently represents a substituted or unsubstituted monovalent aromatic group; or a substituted or unsubstituted monovalent heterocyclic group; Rrepresents a hydrogen atom; a substituted or unsubstituted aromatic group; or a substituted or unsubstituted heterocyclic group; and X represents —CR═ or a nitrogen atom, and when X represents —CR═, Rrepresents a hydrogen atom or a substituent.