Patents by Inventor Rolf-Dieter Petersen

Rolf-Dieter Petersen 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).

  • Topical cosmetic composition
    Patent number: 6790434
    Abstract: The invention relates to cosmetic compositions for topical application for counteracting UV radiation induced skin damage comprising as active substances a first component which comprises inactivated bacteria selected from the group consisting of the genus Bifidobacterium, Actinomycetaceae, Propionimycetaceae, Lactobacillaceae and Coryneform bacteria and a second component which comprises an extract of plant extracellular matrix. Preferably, the plant extracellular matrix is selected from the group consisting of glycoproteins, carbohydrate polymers and arabinogalactan proteins. Processes for using the cosmetic compositions are also described.
    Type: Grant
    Filed: November 5, 2001
    Date of Patent: September 14, 2004
    Assignee: Chemisches Laboratorium Dr. Kurt Richter GmbH
    Inventors: Stefan Borchert, Rolf-Dieter Petersen
  • Topical cosmetic composition
    Publication number: 20020168388
    Abstract: The invention relates to cosmetic compositions for topical application for counteracting UV radiation induced skin damage comprising as active substances a first component which comprises inactivated bacteria selected from the group consisting of the genus Bifidobacterium, Actinomycetaceae, Propionimycetaceae, Lactobacillaceae and Coryneform bacteria and a second component which comprises an extract of plant extracellular matrix. Preferably, the plant extracellular matrix is selected from the group consisting of glycoproteins, carbohydrate polymers and arabinogalactan proteins. Processes for using the cosmetic compositions are also described.
    Type: Application
    Filed: November 5, 2001
    Publication date: November 14, 2002
    Inventors: Stefan Borchert, Rolf-Dieter Petersen