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. 01, 2008
Filed:
Jan. 27, 2006
Applicants:
Cécile Pasquier, Marly, CH;
Eric Tinguely, Fribourg, CH;
Otto Göttel, Marly, CH;
Hans-jürgen Braun, Ueberstorf, CH;
Inventors:
Cécile Pasquier, Marly, CH;
Eric Tinguely, Fribourg, CH;
Otto Göttel, Marly, CH;
Hans-Jürgen Braun, Ueberstorf, CH;
Assignee:
The Procter & Gamble Company, Cincinnati, OH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61Q 5/10 (2006.01); C07D 277/08 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to agents for coloring keratin fibers which comprise at least one zwitterionic azo dye of the general formula (I) where R1 is an alkylsulfonate radical of the formula (II),