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:
May. 19, 2009
Filed:
May. 18, 2005
Applicants:
Markus Speckbacher, Gschaffenburg, DE;
Hans-juergen Braun, Ueberstorf, CH;
Inventors:
Markus Speckbacher, Gschaffenburg, DE;
Hans-Juergen Braun, Ueberstorf, CH;
Assignee:
Wella AG, Darmstadt, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61Q 5/10 (2006.01); C07D 231/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present application relates to cationic pyrazolone dyes of the general formula (I), and to coloring agents for keratin fibers comprising these dyes.