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.

Date of Patent:
Dec. 13, 1988

Filed:

Feb. 19, 1987
Applicant:
Inventors:

Hiroyuki Hirai, Kanagawa, JP;

Yoshiharu Yabuki, Kanagawa, JP;

Haruhiko Iwano, Kanagawa, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03C / ; G03C / ; G03C / ;
U.S. Cl.
CPC ...
430372 ; 430214 ; 430218 ; 430222 ; 430376 ; 430377 ; 430467 ; 430470 ; 430476 ; 430491 ;
Abstract

A color image is formed by subjecting a silver halide photosensitive material comprising at least a photosensitive silver halide, a two equivalent coupler, a binder, and a substantially water-insoluble basic metal compound on a support, to development with a processing solution comprising a complexing compound capable of complexing reaction with the metal in ionic form of said substantially water-insoluble basic metal compound in the presence of water to release a base.


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