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:
May. 30, 2000
Filed:
Jun. 27, 1997
Michael Franzke, Rossdorf-Gundernhausen, DE;
Karin Steinbrecht, Ober-Ramstadt, DE;
Thomas Clausen, Alsbach, DE;
Sabine Baecker, Russelsheim, DE;
Jurgen Titze, Gross-Bieberau, DE;
Wella Aktiengesellschaft, Darmstadt, DE;
Abstract
The hair treatment compositions are in a variety of forms including permanent shaping compositions, oxidative after-treatment compositions, hair fixing compositions, hair bleaching compositions, hair cleansing compositions, hair care compositions or hair dye compositions containing direct-dyeing dye compounds and/or a combination of at least one developer and coupler and are characterized by 0.1 to 35 percent by weight of at least one dendrimer, preferably a poly(iminopropane-1,3-diyl)-dendrimer with nitrile and/or amino end groups. Methods of hair treatment based on these hair treatment compositions are described.