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:
Feb. 03, 1976
Filed:
Dec. 17, 1973
Applicant:
Inventors:
Brian Ribbons Fishwick, Blackley, EN;
Colin William Greenhalgh, Blackley, EN;
Nigel Hughes, Blackley, EN;
Assignee:
Imperial Chemical Industries Limited, London, EN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09B / ;
U.S. Cl.
CPC ...
260156 ; 2602495 ; 2602 / ; 2602949 ; 2602 / ; 2602 / ; 2602 / ; 2603 / ; 2605 / ;
Abstract
The disperse monoazo dyestuffs, free from sulphonic acid groups, which are represented by the formula: ##SPC1## Wherein X is alkyl, substituted alkyl, phenyl or optionally substituted carbamoyl; Y is a hydrogen atom or a substituent; and Z is a hydrogen atom or an optionally substituted alkyl, cycloalkyl, aryl or heterocyclic radical or an optionally substituted amino group, a process for the manufacture of the said dyestuffs and their use for coloring synthetic textile materials.