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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.:

US 4929539 B1

PDFFull Text
Date of Patent:
May. 29, 1990

Filed:

May. 06, 1988

Silver halide photosensitive materials for color photography

Applicant:
Inventors:

Ryosuke Sato, Tokyo, JP;

Katsunori Kato, Tokyo, JP;

Takashi Sasaki, Tokyo, JP;

Hiroshi Sugita, Tokyo, JP;

Assignee:

Konishiroku Photo Industry Co., Ltd., Tokyo, JP;

Attorney:

Frishauf, Holtz, Goodman & Woodward

Primary Examiner:

Richard L Schilling

Int. Cl.
CPC ...
G03C / ;
U.S. Cl.
CPC ...
430553 ; 430552 ;
Abstract

There is disclosed a silver halide photosensitive material for color photography which comprises a phenol type cyan coupler having the formula: ##STR1## wherein the substituents X.sup.1, X.sup.2, Y, Z and n are as defined in the specification and claim of this application. The cyan coupler mentioned above is a novel cyan dye image-forming coupler and the photosensitive material containing the same according to the present invention has removed the various drawbacks in the prior art.

Find Patent Forward Citations

Sato, Ryosuke. (1990). Silver halide photosensitive materials for color photography (U.S. Patent No. 4929539). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4929539

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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