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:
May. 01, 1979
Filed:
May. 02, 1978
Shigeru Nakamura, Minami-ashigara, JP;
Isao Shimamura, Minami-ashigara, JP;
Masatoshi Sugiyama, Minami-ashigara, JP;
Fuji Photo Film Co., Ltd., Kanagawa, JP;
Abstract
A color image forming process which comprises processing a photographic light-sensitive element comprising a support having thereon a layer containing silver imagewise distributed therein with an aqueous alkaline solution containing a boron hydride compound in the presence of a dye to bleach the dye in an imagewise manner. By the process of this invention, color images which are stable to light, heat and moisture are formed using light-sensitive elements containing a reduced amount of silver salt and without using chemicals causing environmental pollution problems for the processing.