Patents by Inventor Cornelia Riedel

Cornelia Riedel 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).

  • Publication number: 20050025729
    Abstract: The invention is a cosmetic or dermatological formulation comprising a) a lipophilic phase in a concentration of 20 to 70% by weight, b) an aqueous phase in a concentration of 20 to 40% by weight, c) at least one Pickering pigment selected from the group consisting of titanium dioxide having a particle diameter of 10 to 100 nm and iron oxide having a particle diameter of 100 to 800 nm, in a concentration of 1 to 6% by weight, d) at least one coated titanium dioxide pigment having a particle diameter of 100 to 2000 nm, in a concentration of 0.1 to 10% by weight, and e) further colored pigments having a in an amount of 0.1 to 20% by weight. The invention also includes a method for manufacturing lipstick comprising combining the above ingredients and methods of protecting the lips and decorating the lips comprising applying the formulation.
    Type: Application
    Filed: June 14, 2004
    Publication date: February 3, 2005
    Inventors: Birgit Groteluschen, Melanie Kovacevic, Ghita Lanzendorfer, Anja Muller, Cornelia Riedel