Patents by Inventor Gabi Winter

Gabi Winter has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Copolymers for Cosmetic Agents, Produced in the Presence of Polyfunctional Chain Transfer Agents
    Publication number: 20080206153
    Abstract: The present invention relates to cosmetic and pharmaceutical compositions which comprise a copolymer with anionogenic and/or anionic groups which is obtainable by free-radical polymerization of a monomer mixture in the presence of a polyfunctional regulator with at least three functional regulating groups. The invention further relates to a method of producing such a copolymer and to the copolymers obtainable by this method.
    Type: Application
    Filed: January 20, 2006
    Publication date: August 28, 2008
    Applicant: BASF AKTIENGESELLSCHAFT
    Inventors: Gabi Winter, Lysander Chrisstoffels, Claudia Wood
  • Amphoteric Ethyl Methacrylate Copolymers and Use Thereof
    Publication number: 20080089853
    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 ?,?-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.
    Type: Application
    Filed: October 19, 2005
    Publication date: April 17, 2008
    Applicant: BASF AKTIENGESELLSCHAFT
    Inventors: Son Nguyen-Kim, Gabi Winter, Matthias Laubender