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:
Nov. 22, 1988
Filed:
Sep. 18, 1986
Applicant:
Inventors:
Gunther Schwaiger, Frankfurt am Main, DE;
Hartmut Springer, Konigstein/Taunus, DE;
Walter Helmling, Hofheim am Taunus, DE;
Assignee:
Hoechst Aktiengesellschaft, Frankfurt am Main, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ; C09B / ; C09B / ;
U.S. Cl.
CPC ...
544 76 ; 544 75 ; 544 77 ; 544398 ; 548259 ; 558 25 ; 558 29 ; 558158 ; 558169 ; 562430 ; 564440 ;
Abstract
Triphendioxazine compounds with properties of fiber-reactive dyestuffs corresponding to the general formula ##STR1## in which T is an optionally substituted alkyl group with 1 to 6 carbon atoms, excluding a radical of the group Y defined below, it also being possible for the alkyl group to be interrupted by hetero atoms, or is an optionally substituted aryl group,