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:
Jun. 07, 1977
Filed:
May. 09, 1975
Akira Sato, Minami-ashigara, JA;
Tadashi Ikeda, Minami-ashigara, JA;
Tohru Sueyoshi, Minami-ashigara, JA;
Yasuharu Nakamura, Minami-ashigara, JA;
Takeo Shimada, Minami-ashigara, JA;
Fuji Photo Film Co., Ltd., Minami-ashigara, JA;
Abstract
A silver halide photographic sensitive material containing a dye comprising at least one merocyanine dye having at least two acid groups in which the basic nucleus is an oxazole nucleus and at least one of the 4- and 5-positions of the oxazole nucleus is substituted with an aryl group or a substituted aryl group in at least one hydrophilic colloid layer of the silver halide photograhic sensitive material, and a basic polymer in at least one hydrophilic colloid layer of the silver halide photographic sensitive material.