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:
Apr. 23, 1985
Filed:
Feb. 17, 1983
Applicant:
Inventors:
Akira Ogawa, Kanagawa, JP;
Toshiaki Asano, Kanagawa, JP;
Assignee:
Fuji Photo Film Co., Ltd., , JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09D / ;
U.S. Cl.
CPC ...
106 22 ;
Abstract
An aqueous ink composition is described which contains water-soluble dye dissolved in water, the dye comprising at least one water-soluble azo dye represented by formula (I) ##STR1## wherein R.sub.1 represents an amino group, R.sub.2 represents an alkyl group, and M represents a hydrogen atom, an alkali metal, an ammonium group or an organic amine group. The aqueous ink composition of the invention is suited for ink-jet printing.