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:
Sep. 03, 2019
Filed:
Mar. 15, 2016
Applicant:
Kao Germany Gmbh, Darmstadt, DE;
Inventors:
Bernd Nöcker, Darmstadt, DE;
Steven Breakspear, Darmstadt, DE;
Anja Aechtner, Darmstadt, DE;
Manfred Dürr, Darmstadt, DE;
Assignee:
KAO GERMANY GMBH, Darmstadt, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61Q 5/10 (2006.01); A61K 8/44 (2006.01); A61K 8/25 (2006.01); A61K 8/362 (2006.01); A61K 8/365 (2006.01); A61K 8/41 (2006.01); A61K 8/19 (2006.01); A61K 8/22 (2006.01);
U.S. Cl.
CPC ...
A61K 8/44 (2013.01); A61K 8/19 (2013.01); A61K 8/22 (2013.01); A61K 8/25 (2013.01); A61K 8/362 (2013.01); A61K 8/365 (2013.01); A61K 8/41 (2013.01); A61Q 5/10 (2013.01); A61K 2800/4324 (2013.01); A61K 2800/882 (2013.01);
Abstract
The present invention relates to a hair dyeing process for improved and milder dyeing of hair, especially human hair. The ready-to-use dyeing composition comprises carboxylic acids in addition to dyeing agents and oxidizing agents in order to improve dyeing efficiency with less loss of natural hair properties.