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. 12, 1999
Filed:
Feb. 20, 1997
Takeshi Nakamine, Kanagawa, JP;
Masuji Motoki, Kanagawa, JP;
Toshio Kawagishi, Kanagawa, JP;
Naoto Matsuda, Kanagawa, JP;
Fuji Photo Film Co., Ltd., Kanagawa, JP;
Abstract
A silver halide color photographic material is described, containing a 1H-pyrazolo�5,1-c!-1,2,4-triazole magenta coupler represented by formula (I) ##STR1## wherein R.sub.1 and R.sub.4 each represent a substituent; R.sub.2 and R.sub.3 each represent a hydrogen atom, an alkyl group, an aryl group, a hydroxyl group or an alkyl group substituted with at least one hydroxyl group; R.sub.9 represents a hydrogen atom, an alkyl group, an aryl group, an acyl group or a sulfonyl group; L represents --SO.sub.2 --, --CO--, --SO.sub.2 NR.sub.10 --, --CONR.sub.10 -- or --COO--; R.sub.10 represents a hydrogen atom, an alkyl group or an aryl group; A.sub.1, A.sub.2, and A.sub.3 each represent --O--, --NR.sub.5 --, --NR.sub.5 CO--, --CONR.sub.5 --, --NR.sub.5 SO.sub.2 --, --SO.sub.2 NR.sub.5 --, --COO--, --OCO--, --NR.sub.5 CONR.sub.5 --, --OCONR.sub.5 -- or --NHCOO--; R.sub.5 represents a hydrogen atom, an alkyl group, an aryl group or an alkyl group substituted with at least one hydroxyl group; B.sub.1, B.sub.2, and B.sub.3 each represent an alkyl group, an alkylene group, an aryl group, an arylene group, an alkyl group substituted with at least one hydroxyl group or an alkylene group substituted with at least one hydroxyl group; s represents 0 or an integer of 1 to 3; X represents a hydrogen atom or a group releasable on coupling with an oxidized aromatic primary amine developing agent; k represents 0 or an integer of 1 to 3; u, m, n, t, and p each represent 0 or 1, provided that m-n+t-p=0; q represents 1; r represents 1 or 2; and at least one of R.sub.1, R.sub.2, R.sub.3, R.sub.4, R.sub.5, B.sub.1, B.sub.2, and B.sub.3 has a hydroxyl group, provided that the hydroxyl group is not the one directly bonded to an aryl group.