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:
Dec. 02, 2008
Filed:
May. 03, 2004
Applicants:
Juergen Schmenger, Weiterstadt, DE;
Petra Braun, Muenster, DE;
Wolfram Englisch, Bannewitz, DE;
Inventors:
Assignee:
Wella AG, Darmstadt, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61Q 5/10 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present patent application relates to dye-containing pellets obtained by (a) homogeneous mixing of a starting material containing at least one natural and/or synthetic dye with a suitable carrier material and then coating with a suitable encapsulation material or (b) coating a suitable carrier material with a mixture of at least one natural and/or synthetic dye and at least one suitable encapsulation material, to the use of said pellets for preparing colorants for keratin fibers and to the colorants based on said pellets.