Patents by Inventor Astrid Kleeb

Astrid Kleeb 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: 8349026
    Abstract: Products for dying keratin fibers comprising, in a cosmetically acceptable carrier, at least one oxidation dye precursor and at least one alkanolamine, the product containing at least one zwitterionic surfactant according to formula (I)—
    Type: Grant
    Filed: July 24, 2012
    Date of Patent: January 8, 2013
    Assignee: Henkel AG & Co. KGaA
    Inventors: Sabrina Zirwen, Astrid Kleeb, Mustafa Akram
  • Publication number: 20120285479
    Abstract: Products for dying keratin fibers comprising, in a cosmetically acceptable carrier, at least one oxidation dye precursor and at least one alkanolamine, the product containing at least one zwitterionic surfactant according to formula (I)
    Type: Application
    Filed: July 24, 2012
    Publication date: November 15, 2012
    Inventors: Sabrina Zirwen, Astrid Kleeb, Mustafa Akram