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:
Jun. 03, 2003
Filed:
Mar. 10, 2000
Applicant:
Inventors:
Niels Henrik Sorensen, Skaevinge, DK;
Jason Patrick McDevitt, Alpharetta, GA (US);
Assignee:
Novozymes, A/S, Bagsvaerd, DK;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K 7/135 ;
U.S. Cl.
CPC ...
A61K 7/135 ;
Abstract
A method for treating hair, combining permanent dyeing and straightening of hair, without significantly damaging the hair. According to the method of the present invention the hair is treated by chemically reducing covalent disulfide linkages in the hair, and contacting said hair with at least one oxidoreductase, at least one mediator, and at least one chemical oxidizing agent in an amount equivalent to 0.001-1% hydrogen peroxide calculated by weight of the dyeing formulation.