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:
Aug. 17, 1976
Filed:
Dec. 18, 1974
Applicant:
Inventors:
Hiroshi Yamashita, Asaka, JA;
Yutaka Sakasai, Asaka, JA;
Assignee:
Fuji Photo Film Co., Ltd., Minami-ashigara, JA;
Primary Examiner:
Int. Cl.
CPC ...
G03C / ; G03C / ;
U.S. Cl.
CPC ...
96100 ; 96108 ; 96125 ; 96124 ; 96126 ;
Abstract
A silver halide photographic emulsion having improved sensitivity and comprising an emulsion containing photosensitive silver halide crystals and a solid basic metal oxide selected from the group consisting of magnesium oxide, calcium oxide and a compound oxide of zinc and aluminum.
Yamashita, Hiroshi. (1976). Silver halide photographic emulsion (U.S. Patent No. 3975199). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/3975199
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile