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. 12, 1978
Filed:
Feb. 06, 1976
Applicant:
Inventors:
Hidetaka Deguchi, Hino, JP;
Shoji Kikuchi, Hino, JP;
Hajime Wada, Hino, JP;
Shui Satoh, Hino, JP;
Takaya Endo, Hino, JP;
Assignee:
Konishiroku Photo Industry Co., Ltd., Nihonbashi-muro, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03C / ; G03C / ;
U.S. Cl.
CPC ...
96 6 / ; 96 22 ;
Abstract
Color developers represented by the following general formula are useful as color developing agents: ##STR1## R.sub.1, R.sub.2, R.sub.3, R.sub.4 and R.sub.5 are defined herein.
Deguchi, Hidetaka. (1978). Color photographic developing composition (U.S. Patent No. 4113491). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4113491
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile