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:
Sep. 19, 1989
Filed:
Apr. 25, 1988
Applicant:
Inventors:
Yasuo Aotsuka, Minami-ashigara, JP;
Masatoshi Kato, Minami-ashigara, JP;
Masakazu Yoneyama, Minami-ashigara, JP;
Assignee:
Fuji Photo Film Co., Ltd., Kanagawa, JP;
Primary Examiner:
Int. Cl.
CPC ...
G03C / ; G03C / ;
U.S. Cl.
CPC ...
430351 ; 430203 ; 430546 ; 430637 ;
Abstract
A color image is formed by imagewise exposing a photosensitive material comprising at least (a) a photosensitive silver halide, (b) a binder, (c) a dye-providing substance which forms or releases a diffusible dye in response or counter-response to the reduction of the silver halide into silver at elevated temperatures, and (d) a specific-surface-active agent on a support, and heat developing the photosensitive material to form an image.