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:
Mar. 21, 1989
Filed:
Oct. 09, 1987
Shuichi Sugita, Hino, JP;
Shinji Yoshimoto, Hino, JP;
Naoko Shimada, Hino, JP;
Satoshi Nakagawa, Hino, JP;
Yutaka Kaneko, Hino, JP;
Toyoki Nishijima, Odawara, JP;
Megumi Ide, Tokyo, JP;
Abstract
A silver halide photographic light-sensitive material improved in light-fastness of dye images and in prevention of yellow-stain formation in a non-colored area after processing. The photographic material comprises a support having thereon photographic structural layers including at least one silver halide emulsion layer. At least one of the photographic component layers contains a compound represented by the following Formula [I]: ##STR1## A magenta coupler represented by the following formula [M-I] is preferably used with the above compound. ##STR2##
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile