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. 11, 1980
Filed:
Oct. 18, 1977
Applicant:
Inventors:
Eiichi Sakamoto, Hino, JP;
Masao Ishihara, Hino, JP;
Kazuo Nakazato, Hino, JP;
Hiroshi Yamada, Hino, JP;
Sadatugu Terada, Hino, JP;
Kenichi Kitahara, Hino, JP;
Naoto Abe, Hino, JP;
Mamoru Komiya, Hino, JP;
Masaru Kanbe, Hino, JP;
Assignee:
Konishiroku Photo Industry Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03C / ; G03C / ;
U.S. Cl.
CPC ...
430536 ; 430636 ; 430935 ;
Abstract
A photographic light-sensitive material comprising a layer which contains a compound represented by the following Formula I ##STR1## wherein R.sub.1 is an alkyl group having 1 to 18 carbon atoms, R.sub.2 is a hydrogen atom or an alkyl group having 1 to 18 carbon atoms with a proviso that when R.sub.2 is a hydrogen atom, R.sub.1 is an alkyl group having 1 to 7 carbon atoms, M is a cation and n is a number of 1 to 50.