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.

Date of Patent:
Jul. 19, 1988

Filed:

Jul. 29, 1986
Applicant:
Inventors:

Hisashi Senshu, Osaka, JP;

Sadahiko Matsubara, Osaka, JP;

Tamotsu Naito, Osaka, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09B / ; C09B / ; C09B / ; C09D / ;
U.S. Cl.
CPC ...
534679 ; 106 52 ; 534573 ; 534582 ; 534583 ; 534678 ; 534685 ; 534687 ; 534689 ; 534805 ; 534806 ; 534887 ;
Abstract

A hexakisazo dye suitable for dyeing cellulose, natural or synthetic polyamide meterials, leather, represented by the formula ##STR1## wherein X is --CH.dbd.CH--, --CONH--, --CRH-- (wherein R is phenyl which is unsubstituted or substituted by H or a sulfonic acid group), -SO.sub.2 -- or --O--; Y is H, CH.sub.3 OCH.sub.3, Cl or SO.sub.3 M; A.sub.1 and A.sub.2 are each ##STR2## (wherein Z.sub.1 is H, Cl, CH.sub.3, OH, OCH.sub.3, OC.sub.2 H.sub.5 or SO.sub.3 M, and Z.sub.2 is H, CH.sub.3, NO.sub.2 or COOM); B.sub.1 and B.sub.2 are each ##STR3## (wherein Z.sub.3 is H, OH, NH.sub.2 Cl or COOM, Z.sub.4 is H, Cl, CH.sub.3, OH OCH.sub.3, NH.sub.2, COOM or SO.sub.3 M, and Z.sub.5 is H, C.sub.1 -C.sub.4 alkyl or OH); M is H, Na, K, Li or NH.sub.4 ; f is 0 or 1; m is 0, 1 or 2; and n is 0, 1 or 2.


Find Patent Forward Citations

Senshu, Hisashi. (1988). Hexakisazo dyes (U.S. Patent No. 4758659). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4758659

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

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