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:
Aug. 01, 2006
Filed:
Jan. 07, 2004
Applicants:
Gisela Umbricht, Marly, CH;
Hans-juergen Braun, Ueberstorf, CH;
Sylviane Oberson, Ecuvillens, CH;
Catherine Mueller, Marly, CH;
Inventors:
Gisela Umbricht, Marly, CH;
Hans-Juergen Braun, Ueberstorf, CH;
Sylviane Oberson, Ecuvillens, CH;
Catherine Mueller, Marly, CH;
Assignee:
WELLA AG, Darmstadt, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K 7/13 (2006.01); C07D 285/06 (2006.01);
U.S. Cl.
CPC ...
Abstract
The new 7-nitro-2,1,3-benzoxadiazole compounds and 7-nitro-2,1,3-benzthiadiazole compounds of formula (I) are: Dyeing agents for keratin fibers, containing the compounds of formula (I), and methods of dyeing hair with these dyeing agents are described.