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:
Mar. 19, 1985
Filed:
Jun. 10, 1983
Applicant:
Inventors:
Ulrich Buhler, Schoneck, DE;
Joachim Ribka, Offenbach am Main-Burgel, DE;
Horst Tappe, Dietzenbach, DE;
Kurt Roth, Hofheim, DE;
Assignee:
Cassella Aktiengesellschaft, Frankfurt am Main, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09B / ; C09B / ; C09B / ; C09B / ;
U.S. Cl.
CPC ...
534753 ; 534765 ; 534778 ; 534791 ; 534795 ; 534 84 ;
Abstract
Azo dyestuff free from groups imparting solubility in water are used in the process for the production of white or variously colored designs on a colored substrate on textile material wherein the dyestuff is dischargeable to white and is of the formula