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. 10, 1991
Filed:
May. 21, 1990
Applicant:
Inventors:
Hartmut Springer, Konigstein/Taunus, DE;
Kurt Hussong, Kelkheim, DE;
Assignee:
Hoechst Aktiengesellschaft, Frankfurt am Main, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09B / ; C09B / ; D06P / ;
U.S. Cl.
CPC ...
534638 ; 534582 ; 534632 ;
Abstract
Monoazo compounds which conform to the general formula (1) given below and are used as fiber-reactive dyes for dyeing carboxamido-containing and/or hydroxy-containing materials, for example wool, synthetic polyamide fibers and in particular cellulose fibers, in fast, predominantly yellowish red, red and orange shades. ##STR1## where M is a hydrogen atom or an alkali meal or a divalent metal,