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:
Oct. 18, 1994
Filed:
Jan. 27, 1994
Yoko Idogaki, Kanagawa, JP;
Fuji Photo Film Co., Ltd., Kanagawa, JP;
Abstract
A silver halide photographic light-sensitive material comprises a support having provided thereon at least one light-sensitive emulsion layer and at least one hydrophilic colloid layer containing a solid fine grain dispersion of a dye, wherein the light-sensitive material contains at least one solid fine grain dispersion of a dye represented by formula (I) and at least one solid fine grain dispersion of a dye represented by formula (II): ##STR1## where R.sub.1, R.sub.2, R.sub.21, R.sub.22, R.sub.23, R.sub.24, L.sub.1, L.sub.2, L.sub.3, L.sub.21, and n are as defined in the specification. The use of the dyes in the form of solid fine grain dispersions prevents transfer or migration of the dyes between hydrophilic colloid layers.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile