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:
Oct. 06, 1992
Filed:
Jan. 24, 1991
Kazuaki Yoshida, Minami-ashigara, JP;
Takatoshi Ishikawa, Minami-ashigara, JP;
Tadashi Ogawa, Minami-ashigara, JP;
Hiroshi Fujimoto, Minami-ashigara, JP;
Junichi Yamanouchi, Minami-ashigara, JP;
Tomokazu Yasuda, Minami-ashigara, JP;
Fuji Photo Film Co., Ltd., Kanagawa, JP;
Abstract
A composition for color-development of a silver halide color photographic material and a method for processing such using the same wherein the composition comprises an aromatic primary amine color developing agent, a hydroxylamine compound represented by formula (I) or a hydrazine compound represented by formula (II) and at least one polymer selected from the group consisting of a vinyl alcohol homopolymer, a vinyl alcohol copolymer, a vinylpyrrolidone homopolymer, and a vinylpyrrolidone copolymer, being free from sulfite ion, providing a color photographic image high in maximum density and good in whiteness without causing problems by tarry substance in the color developer.