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:
Apr. 16, 1991
Filed:
Apr. 17, 1990
Applicant:
Inventors:
Masayuki Utsunomiya, Ashiya, JP;
Shigeo Fujita, Kawachinagano, JP;
Toshiyuki Nozawa, Sakai, JP;
Morihiro Kamiyama, Ibaraki, JP;
Assignee:
Asahi Chemical Co., Ltd., Osaka, JP;
Primary Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
548455 ;
Abstract
This invention relates to a cyanine compound represented by the formula (1) ##STR1## wherein: X is a lower alkoxy, Y is a lower alkyl or a lower alkoxy, R.sub.1 is a lower alkyl, or a lower alkyl substituted with at least one of C.sub.1 -C.sub.4 alkoxy, hydroxy, sulfo, carboxy, C.sub.1 -C.sub.4 alkyl amino, acetoxy, C.sub.1 -C.sub.4 alkoxy carbonyl, C.sub.1 -C.sub.4 sodium sulfonate, C.sub.1 -C.sub.4 sodium carboxylate, alkyl amino methyl, acetoxy methyl, and methoxyl carbonyl methyl, and Z.sup.- is an anion.