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:
Apr. 09, 1991
Filed:
Jun. 13, 1989
Applicant:
Inventors:
Assignee:
Fuji Photo Film Co., Ltd., Kanagawa, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03C / ; G03C / ; G03C / ;
U.S. Cl.
CPC ...
430508 ; 430356 ; 430358 ; 430570 ; 430606 ; 430536 ; 430496 ;
Abstract
A silver halide black and white photographic material for printing a developed transparent color photographic material is disclosed, which comprises a support having thereon at least one light-sensitive silver halide emulsion layer, wherein the emulsion layer is composed of a silver halide emulsion which maintains a spectral sensitivity substantially between 520 nm and 620 nm and contains substantially no iodine.
Toya, Ichizo. (1991). Silver halide black and white photographic material (U.S. Patent No. 5006449). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5006449
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile