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:
Nov. 21, 2000
Filed:
Sep. 03, 1999
Applicant:
Inventor:
Hiroaki Ando, Hino, JP;
Assignee:
Konica Corporation, , JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03C / ;
U.S. Cl.
CPC ...
430567 ;
Abstract
A silver halide emulsion is disclosed, comprising tabular silver halide grains, wherein the tabular grains contain 50 mol % or more bromide, based on total silver and have parallel (111) major faces and a mean aspect ratio of not less than 2; and the tabular grains each comprising a central region accounting for at least 50% of the (111) major face, and an annular band accounting for not more than 5% of the (111) major face and containing not less than 0.05 mol % iodide and not more than 50 mol % chloride, based on silver forming the annular band.