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:
Feb. 06, 1979
Filed:
Jun. 09, 1977
Takeshi Hirose, Minami-ashigara, JP;
Keisuke Shiba, Minami-ashigara, JP;
Yukio Yokota, Minami-ashigara, JP;
Kozo Inouye, Minami-ashigara, JP;
Akio Okumura, Minami-ashigara, JP;
Fuji Photo Film Co., Ltd., Minami-ashigara, JP;
Abstract
A multilayer color photographic material comprising a support having thereon at least a blue-sensitive silver halide emulsion containing a yellow coupler, a green-sensitive silver halide emulsion layer containing a magenta coupler, and a red-sensitive silver halide emulsion layer containing a cyan coupler, with the red-sensitive silver halide emulsion layer or a gelatin interlayer adjacent the red-sensitive silver halide emulsion layer containing a non-diffusible colored compound which, on coupling reaction with the oxidation product of a primary aromatic amino developing agent at development, can release a diffusible dye capable of being removed from the photographic layer.