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:
Feb. 03, 1981
Filed:
May. 30, 1979
Gregoire Kalopissis, Paris, FR;
Andree Bugaut, Boulogne-sur-Seine, FR;
Francoise Estradier, Paris, FR;
L'Oreal, Paris, FR;
Abstract
Indoaniline of the formula ##STR1## wherein R.sub.1 represents hydrogen, halogen, alkyl or alkoxy; R.sub.2 and R.sub.3 represent alkyl; R.sub.4, R.sub.5 and R.sub.6 each independently represent hydrogen, halogen, alkyl, alkoxy, acylamino, ureido or carbalkoxyamino and R.sub.5 can also represent amino, alkylmaino, hydroxy alkylamino or carbamylalkylamino, the alkyl and alkoxy groups above being able to contain 1 to 6 carbon atoms and the acyl group from 2 to 7 carbon atoms with the condition that R.sub.5 does not represent hydrogen, chlorine, methyl or methoxy and when R.sub.5 represents acetylamino, R.sub.6 does not represent hydrogen; it being understood that the above compounds can be present in the tautomeric form of that represented by formula (I). The indoaniline is usefully employed in dye copositions for keratinic fibers, especially living human hair.