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:
Jun. 07, 1977
Filed:
Nov. 04, 1975
Applicant:
Inventors:
Haruo Hori, Hino, JA;
Shoji Kikuchi, Hino, JA;
Hajime Wada, Hino, JA;
Sadatosi Kobayasi, Hino, JA;
Takaya Endo, Hino, JA;
Assignee:
Konishiroku Photo Industry Co., Ltd., Tokyo, JA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03C / ; G03C / ;
U.S. Cl.
CPC ...
96 55 ; 96100 ;
Abstract
An improved method for developing an exposed silver halide color photosensitive material is disclosed which comprises conducting the development in the presence of a cyan coupler. The coupler has, in the active position thereof, the following split-off group: ##STR1## WHEREIN R.sub.1 is an aliphatic hydrocarbon residue, an aromatic hydrocarbon residue, or a heterocyclic ring residue; R.sub.2 is an aliphatic hydrocarbon residue or an aromatic hydrocarbon residue; l is an integer of 0 to 4 inclusive.