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. 11, 2011
Filed:
Oct. 19, 2005
Applicants:
Son Nguyen-kim, Hemsbach, DE;
Gabi Winter, Ludwigshafen, DE;
Matthias Laubender, Schifferstadt, DE;
Inventors:
Assignee:
BASF SE, Ludwigshafen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 126/06 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to amphoteric copolymers which comprise ethyl methacrylate, if appropriate a N-vinyllactam compound, at least one monoethylenically unsaturated carboxylic acid and at least one compound with α,β-ethylenically unsaturated double bond and at least one cationogenic and/or cationic group in copolymerized form, to cosmetic and pharmaceutical compositions which comprise such copolymers, to preparation methods, and to the use of these copolymers.