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:
Apr. 29, 2014
Filed:
Dec. 23, 2011
Jonathan Wood, Weinheim, DE;
Anja Aechtner, Mannheim, DE;
Axel Blake, Mühltal, DE;
KAO Germany GmbH, Darmstadt, DE;
Abstract
Present invention relates to dyeing composition for keratin fibers especially human hair comprising cationic anthrachinone dye. The first object of the present invention is a dyeing composition for keratin fibers especially human hair resulting from mixing of two parts A and B wherein part A has an alkaline pH and comprises at least one cationic antraquinone dye and at least one additional dyestuff selected from direct and oxidative dyes and part B has an acidic pH and comprises at least one oxidizing agent.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile