Patents by Inventor Michaela Kupka

Michaela Kupka 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).

  • AQUEOUS EMULSION CONTAINING A CYCLODEXTRIN DERIVATIVE, A PERFUME, AND A POLYSORBATE
    Publication number: 20100280133
    Abstract: Aqueous fragrance emulsions are prepared from a hydrophobic fragrance substance, a cyclodextrin derivative, and a polysorbate. The emulsions are stable despite containing a high proportion of fragrance and can be used to prepare uniform coatings on substrates.
    Type: Application
    Filed: January 9, 2009
    Publication date: November 4, 2010
    Applicant: WACKER CHEMIE AG
    Inventors: Maria-Elisabeth Regiert, Michaela Kupka, Harald Sigl
  • Cosmetic composition comprising a complex of cyclodextrin and vitamin F
    Patent number: 7667057
    Abstract: Cosmetic or dermatological preparations are based upon vitamin F, and the vitamin F is present in the form of a complex with a cyclodextrin which includes alpha-cylodextrin, beta-cyclodextrin, and gamma-cyclodextrin.
    Type: Grant
    Filed: November 12, 2003
    Date of Patent: February 23, 2010
    Assignee: Wacker-Chemie GmbH
    Inventors: Marlies Regiert, Michaela Kupka
  • Cosmetic composition comprising a complex of cyclodextrin and vitamin F
    Publication number: 20040096413
    Abstract: Cosmetic or dermatological preparations are based upon vitamin F, and the vitamin F is present in the form of a complex with a cyclodextrin which includes alpha-cylodextrin, beta-cyclodextrin, and gamma-cyclodextrin.
    Type: Application
    Filed: November 12, 2003
    Publication date: May 20, 2004
    Applicant: Wacker-Chemie GmbH
    Inventors: Marlies Regiert, Michaela Kupka
  • 2:1 Complex of beta- or gamma-cyclodextrin and alpha-tocopherol
    Publication number: 20030130231
    Abstract: A complex of &bgr;-cyclodextrin or &ggr;-cyclodextrin and &agr;-tocopherol is based upon &bgr;-cyclodextrin or &ggr;-cyclodextrin and &agr;-tocopherol in a molar ratio of 2:1.
    Type: Application
    Filed: December 19, 2002
    Publication date: July 10, 2003
    Applicant: WACKER-CHEMIE GmbH
    Inventors: Marlies Regiert, Michaela Kupka