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:
Jan. 27, 2004
Filed:
Apr. 03, 2002
Applicant:
Inventor:
Satoru Kuse, Tokyo, JP;
Assignee:
Konica Corporation, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
G03C 7/42 ;
U.S. Cl.
CPC ...
G03C 7/42 ;
Abstract
A method for preparing a kit part of a bleach-fixing solution or a kit of a bleaching solution for use in silver halide color photographic materials is disclosed, comprising (a) adding a [S,S]-alkylenediamine-N,N′-disuccinic acid or its salt into a mixing tank to form a solution, and then, (b) adding thereto at least one iron (III) salt selected from the group consisting of iron (III) nitrate, iron (III) chloride, iron (III) bromide, (M ) Fe(III) (SO ) and M Fe(III) (SO ) .