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:
Sep. 10, 1991
Filed:
Oct. 05, 1990
Applicant:
Inventors:
Shigeru Shibayama, Kanagawa, JP;
Shunichi Aida, Kanagawa, JP;
Toshio Aizu, Kanagawa, JP;
Shunji Takada, Kanagawa, JP;
Assignee:
Fuji Photo Film Co., Ltd., Kanagawa, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03C / ;
U.S. Cl.
CPC ...
430564 ; 430551 ; 430569 ; 430607 ;
Abstract
A silver halide photographic light-sensitive material having at least one light-sensitive silver halide emulsion layer on a support, wherein the ratio of the total weight of potassium ion in the photographic light-sensitive material to the total weight of silver in the photographic light-sensitive material is 1.times.10.sup.-3 or less. The silver halide photosensitive material is improved in long-term storage stability.