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:
Oct. 26, 1993
Filed:
Jun. 10, 1992
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 ...
C07C / ;
U.S. Cl.
CPC ...
564284 ; 564285 ;
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.
Chan, Alexander. (1993). Quarternized monoalkylenediamine nitrobenzene compounds and their use as (U.S. Patent No. 5256823). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5256823
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile