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:
Jul. 25, 2017
Filed:
Dec. 03, 2013
Applicant:
Dystar Colours Distribution Gmbh, Raunheim, DE;
Inventors:
Roxana Barbieru, Singapore, SG;
Sivamurugan Vajiravelu, Singapore, SG;
Say Wan Yong, Singapore, SG;
Ravi Vedarethinam, Singapore, SG;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09B 31/00 (2006.01); C09B 39/00 (2006.01); D06P 1/06 (2006.01); C09B 33/12 (2006.01);
U.S. Cl.
CPC ...
C09B 39/00 (2013.01); C09B 33/12 (2013.01); D06P 1/06 (2013.01);
Abstract
The present invention relates to dyes of formula (1) a process for preparing them and their use for dyeing and printing hydroxyl- and/or carboxamido-containing materials.