Patents by Inventor Lars Siegfried Dahne

Lars Siegfried Dahne 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).

  • HAIR COLOURATION, METHOD AND KIT THEREOF
    Publication number: 20180263354
    Abstract: Method for colouring hair wherein a first composition comprising at least one cationic polymer and a second composition comprising at least one anionic polymer are alternately applied to the hair.
    Type: Application
    Filed: March 15, 2018
    Publication date: September 20, 2018
    Inventors: Matija Crne, Lars Siegfried Dähne, Gabriella Egri, Christian Funk, Mathias Kurt Herrlein, Klaus Hilbig, Moritz Klickermann, Tatjana Schafer