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:
Apr. 29, 1980
Filed:
Nov. 21, 1977
Applicant:
Inventors:
Gregoire Kalopissis, Neuilly-sur-Seine, FR;
Andree Bugaut, Boulogne-Billancourt, FR;
Francoise Estradier, Paris, FR;
Assignee:
L'Oreal, Paris, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K / ;
U.S. Cl.
CPC ...
8 102 ; 8 11 ; 8 32 ;
Abstract
A hair dye composition comprising at least one oxidation dye and at least one diphenylamine of the formula ##STR1## wherein R.sub.1 and R.sub.4 each independently represent hydrogen, halogen, lower alkyl having 1-6 carbon atoms, lower alkoxy having 1-6 carbon atoms, acylamino or ureido;