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:
Nov. 18, 2008
Filed:
Mar. 30, 2005
Applicants:
Xueying Huang, Hockessin, DE (US);
Robert K. Kobos, Wilmington, DE (US);
Gann Xu, Boothwyn, PA (US);
Inventors:
Xueying Huang, Hockessin, DE (US);
Robert K. Kobos, Wilmington, DE (US);
Gann Xu, Boothwyn, PA (US);
Assignee:
E.I. du Pont de Nemours and Company, Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K 8/64 (2006.01); A61Q 5/00 (2006.01); C07K 2/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
Peptide-based carbon nanotube hair colorants are described. The hair colorants are prepared by coupling hair-binding peptides to the surface of chemically functionalized carbon nanotubes. Hair colorant and cosmetic compositions comprising the peptide-based carbon nanotube colorants are also described.