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. 12, 1995
Filed:
Oct. 03, 1994
Applicant:
Inventors:
Alexander C Chan, Buffalo Grove, IL (US);
Alice A Mayer, Bethel, CT (US);
Jia-Shen Wang, New Canaan, CT (US);
Gottfried Wenke, Woodbridge, CT (US);
Mu-Ill Lim, Trumbull, CT (US);
Assignee:
Clairol, Inc., New York, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K / ;
U.S. Cl.
CPC ...
8431 ; 8405 ; 8426 ; 8565 ; 8574 ; 8654 ; 8655 ; 8657 ; 8658 ; 8659 ;
Abstract
A hair fiber having a first color is contacted with a dye having the formula I, formula II, formula III or a mixture thereof whereby the fiber has imparted to it a second color, upon subsequent contact with alkaline peroxide the visual appearance of the first color is restored to the fiber.