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:
Aug. 04, 1992
Filed:
Sep. 19, 1991
Applicant:
Inventors:
Alexander Chan, Mineola, NY (US);
Yuh-Guo Pan, Stamford, CT (US);
Assignee:
Clairol Incorporated, New York, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K / ;
U.S. Cl.
CPC ...
8405 ; 8405 ; 8406 ; 8408 ; 8415 ; 8416 ; 8418 ; 8423 ; 424 70 ;
Abstract
Quaternized monoalkylenediamine nitrobenzene compounds of general formula ##STR1## wherein one of Z or Y is the quaternized group ##STR2## the other of Y or Z being H, alkyl hydroxyalkyl or hydroxyalkoxy when it is not said quaternized group, and the use of said compounds in the dyeing of keratinaceous fibers.