Patents by Inventor Friedel Schroeder

Friedel Schroeder 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).

  • Patent number: 6210660
    Abstract: The subject of the invention is a cosmetic preparation containing Ilex resin which is isolated from leaves of Ilex aquifolium or Ilex paraguariensis, a method for isolating Ilex resin, and the Ilex resin obtained by this method. Skin treatment preparations containing Ilex resin produce a stable protective film on the skin. Hair treatment preparations containing Ilex resin intensify the color, increase luster, contribute to good wet combability, and improve the elasticity of the hair treated with the preparation.
    Type: Grant
    Filed: May 15, 1999
    Date of Patent: April 3, 2001
    Assignee: Wella Aktiengesellschaft
    Inventors: Thomas Kripp, Hiltrud Bormuth, Michael Franzke, Sabine Baecker, Karl-Heinz Kischka, Friedel Schröder
  • Patent number: 6117436
    Abstract: The cosmetic care preparation has a first component and a second component kept separate from the first component prior to application, which are mixed immediately prior to application on the hair and/or skin to form a ready-to-use product. The first component includes at least one conditioning ingredient, preferably one or more fats, oils and/or waxes, and the second component is a cationic or anionic base emulsion that includes at least one lipophilic substance, at least one cationic or anionic emulsifier, at least one organic acid and water. In a particularly preferred embodiment, the first component includes at least one cationic surfactant and/or at least one cationic polymer and the second component includes at least one monoalcohol and/or at least one amphoteric or nonionic surfactant.
    Type: Grant
    Filed: June 28, 1999
    Date of Patent: September 12, 2000
    Assignee: Wella Aktiengesellschaft
    Inventors: Ernst Flemming, Ursula Hehner, Eckhard Wilhelm, Ulrich Eicken, Sybille Jungo, Karl-Heinz Kischka, Friedel Schroeder