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:
Aug. 07, 1979
Filed:
Apr. 22, 1974
Keisuke Shiba, Minami-ashigara, JP;
Takeshi Hirose, Minami-ashigara, JP;
Atsuaki Arai, Minami-ashigara, JP;
Akio Okumura, Minami-ashigara, JP;
Yukio Yokota, Minami-ashigara, JP;
Fuji Photo Film Co., Ltd., Minami-ashigara, JP;
Abstract
A color photographic material having on a support at least a photographic emulsion containing an excellent colored coupler represented by the general formula ##STR1## wherein R.sub.1 represents an aryl group or a heterocyclic group; R.sub.2 represents a phenyl group having a halogen atom, an alkoxy group, or an aryloxy group at the ortho-position to the imino group bonded to the 3-position of the pyrazolone ring of the coupler; and R.sub.3 represents a phenyl group having a hydroxyl group at the para-position to the azo group of the coupler; the coupler having a hydrophobic diffusion-resisting group in the molecule thereof.