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:
Dec. 20, 1994
Filed:
Dec. 20, 1993
Applicant:
Inventors:
Katsuhiko Heki, Hino, JP;
Yasuhiko Kawashima, Hino, JP;
Assignee:
Konica Corporation, , JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03C / ;
U.S. Cl.
CPC ...
430574 ; 430580 ; 430581 ; 430583 ; 430584 ; 430585 ;
Abstract
A silver halide photographic emulsion comprising a substantially water-insoluble, spectral sensitizing dye and a styryl compound represented by the following formula, wherein the sensitizing dye is dispersed in an aqueous solution substantially free from an organic solvent and the thus-dispersed dye is introduced into the silver halide emulsion. ##STR1##