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. 23, 1980
Filed:
Dec. 07, 1978
Applicant:
Inventors:
Shunji Takada, Minami-ashigara, JP;
Yoshitaka Akimura, Minami-ashigara, JP;
Hiroyuki Mifune, Minami-ashigara, JP;
Nobuyuki Tsujino, Minami-ashigara, JP;
Assignee:
Fuji Photo Film Co., Ltd., Minami-ashigara, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03C / ;
U.S. Cl.
CPC ...
430437 ; 430438 ; 430439 ; 430440 ; 430448 ; 430481 ; 430482 ; 430490 ; 430567 ; 430569 ;
Abstract
A negative image silver halide photographic emulsion comprising substantially surface latent image type monodispersed silver bromide or silver iodobromide grains containing up to about 10 mol% silver iodide, wherein the average grain size of the silver halide grains is about 0.7 micron or less, with the silver halide photographic emulsion containing a binder in an amount of about 250 g or less per mol of silver halide and a compound represented by the following general formula (I):