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. 05, 1999
Filed:
Jul. 01, 1997
Applicant:
Inventors:
Son Nguyen Kim, Hemsbach, DE;
Axel Sanner, Frankenthal, DE;
Peter Hossel, Schifferstadt, DE;
Matthias Kroner, Eisenberg, DE;
Assignee:
BASF Aktiengesellschaft, Ludwigshafen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; C08G / ;
U.S. Cl.
CPC ...
424 7017 ; 424 7803 ; 424D / ; 525424 ; 528328 ; 528263 ; 544141 ; 544372 ; 546208 ;
Abstract
A description is given of water-soluble or water-dispersible polyaspartic acid derivatives, their preparation and their use in cosmetology, especially in hair cosmetology.