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:
May. 12, 1992
Filed:
Aug. 23, 1989
Applicant:
Inventors:
Holger M Buch, Hofheim am Taunus, DE;
Hartmut Springer, Konigstein/Taunus, DE;
Assignee:
Hoechst Aktiengesellschaft, Frankfurt am Main, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09B / ; D06P / ; C07D / ;
U.S. Cl.
CPC ...
544 75 ; 544 76 ; 544 77 ;
Abstract
Water-soluble triphendioxazine compounds of the formula (1) with quaternary ammonium groups ##STR1## in which the substituents are defined in claim 1. The compounds (1) have fiber-reactive dyestuff properties and dye, for example, cellulose fiber materials, wool and synthetic polyamide in deep, fast shades.