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:
Aug. 04, 1992
Filed:
Nov. 09, 1990
Applicant:
Inventor:
Herbert Seiler, Riehen, CH;
Assignee:
Ciba-Geigy Corporation, Ardsley, NY (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09B / ; C09B / ; D06P / ;
U.S. Cl.
CPC ...
534632 ; 534638 ; 534887 ; 8527 ; 8528 ; 8549 ;
Abstract
Novel reactive dyes of formula ##STR1## wherein Z is a radical of formula ##STR2## and R.sub.1, R.sub.2, R.sub.3, (R.sub.4).sub.2-3, (R.sub.5).sub.1-3, R.sub.7 and (R.sub.8).sub.1-3 are as defined in claim 1, give intense red dyeings and prints of good fastness properties on cellulosic fibres.
Seiler, Herbert. (1992). Reactive azo dyes (U.S. Patent No. 5136028). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5136028
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile