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, 1999
Filed:
Jul. 24, 1997
Gunther Lang, Reinheim, DE;
Rudolf Bimczok, Seeheim-Jugenheim, DE;
Thomas Czigler, Griesheim, DE;
Thomas Kripp, Frankisch-Crumbach, DE;
Wella AG, Darmstadt, DE;
Abstract
The new active ingredient derivative compounds have the formula (I) ##STR1## wherein R.sup.1, R.sup.2 and R.sup.3 are the same or different and are each an unsubstituted or substituted alkyl group, Y is an unsubstituted or substituted alkylene group, R is an active ingredient group which, prior to ester formation, has at least one OH group and A.sup.- is an anion. A process for making the compounds of formula (I) is described. Hair treatment compositions containing these compounds and methods of treating hair with these hair treatment compositions are also described.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile