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:
Mar. 15, 1988
Filed:
Aug. 13, 1986
Masao Sasaki, Odawara, JP;
Toyoki Nishijima, Odawara, JP;
Shun Takada, Odawara, JP;
Takashi Kadowaki, Odawara, JP;
Kaoru Onodera, Odawara, JP;
Konishiroku Photo Industry Co., Ltd., Tokyo, JP;
Abstract
A silver halide photographic material having one or more silver halide emulsion layers formed on a support is disclosed wherein at least one of said silver halide emulsion layers contains at least one cyan coupler of formula (I) dispersed therein with the aid of a high-boiling organic solvent having a dielectric constant of not more than 6.0: ##STR1## (wherein R.sub.1 is a straight- or branched-chain alkyl group having 2 or 4 carbon atoms; X is a hydrogen atom or a group capable of leaving upon coupling reaction; and R.sub.2 is a ballast group).
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile