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. 27, 2007
Filed:
Oct. 07, 2003
Dye-forming coupler, silver halide photographic light-sensitive material and azomethine dye compound
Kiyoshi Takeuchi, Minami-ashigara, JP;
Shigeki Uehira, Minami-ashigara, JP;
Mario Aoki, Minami-ashigara, JP;
Jun Ogasawara, Minami-ashigara, JP;
Yasuhiro Shimada, Minami-ashigara, JP;
Seiji Ichijima, Minami-ashigara, JP;
Yasuaki Deguchi, Minami-ashigara, JP;
Naoto Matsuda, Minami-ashigara, JP;
Akira Ikeda, Minami-ashigara, JP;
Hisashi Mikoshiba, Minami-ashigara, JP;
Masaharu Sugai, Minami-ashigara, JP;
Taiji Katsumata, Minami-ashigara, JP;
Kiyoshi Takeuchi, Minami-ashigara, JP;
Shigeki Uehira, Minami-ashigara, JP;
Mario Aoki, Minami-ashigara, JP;
Jun Ogasawara, Minami-ashigara, JP;
Yasuhiro Shimada, Minami-ashigara, JP;
Seiji Ichijima, Minami-ashigara, JP;
Yasuaki Deguchi, Minami-ashigara, JP;
Naoto Matsuda, Minami-ashigara, JP;
Akira Ikeda, Minami-ashigara, JP;
Hisashi Mikoshiba, Minami-ashigara, JP;
Masaharu Sugai, Minami-ashigara, JP;
Taiji Katsumata, Minami-ashigara, JP;
Fuji Photo Film Co., Ltd, Kanagawa, JP;
Abstract
A yellow dye-forming coupler represented by formula (I): wherein Q represents a group of nonmetallic atoms that form a 5- to 7-membered ring in combination with the —N═C—N(R)—; Rand Reach represent a substituent; Rrepresents an alkyl group; m represents an integer of 0 to 4; and X represents a hydrogen atom, or a group capable of being split-off upon a coupling reaction with an oxidized product of a developing agent; and when Rrepresents a primary alkyl group, Rrepresents —(CH)O—Rin which Ris an alkyl group having 4 to 8 carbon atoms. A silver halide color photographic light-sensitive material having at least one yellow dye-forming coupler represented by formula (I) in at least one layer provided on a support.