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:
Jan. 11, 1994
Filed:
Apr. 08, 1992
Fuji Photo Film Co., Ltd., Kanagawa, JP;
Abstract
There is disclosed a silver halide color photographic light-sensitive material capable of providing a color image which does not discolor for a long period of time and having a high preservation property. The light-sensitive material contains a novel anti-fading agent represented by following Formula (I): ##STR1## wherein R.sub.1 represents a hydrogen atom, an aliphatic group, an aromatic group, a heterocyclic group, or an aliphatic oxy group; R.sub.2 and R.sub.3 may be the same or different and each represent an aliphatic group, an aromatic group, and a heterocyclic group; R.sub.4 represents a substituent; R.sub.5, R.sub.6, R.sub.7, R.sub.8 and R.sub.9 each represent a hydrogen atom and a substituent; R.sub.2 and R.sub.3, R.sub.3 and R.sub.4, and R.sub.4 and R.sub.2 may be combined with each other to form a 5- to 8-membered ring, and a dimer or other polymer may be formed with R.sub.1, R.sub.2, R.sub.3 and R.sub.4 ; R.sub.5 and R.sub.6, R.sub.6 and R.sub.7, R.sub.7 and R.sub.8, and R.sub.8 and R.sub.9 may be combined with each other to form a 5- to 8-membered ring; provided that R.sub.5, R.sub.6, R.sub.7, R.sub.8 and R.sub.9 each does not represent an unsubstituted amino group or an unsubstituted carbamoyl group, R.sub.5 and R.sub.9 each do not represent an aliphatic oxy group, and any one of R.sub.2, R.sub.3 and R.sub.4 does not form a ring with R.sub.5, R.sub.6, R.sub.7, R.sub.8 or R.sub.9.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile