Patents by Inventor Joerg Gehrke

Joerg Gehrke 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).

  • Cleaning agent for PVC surfaces
    Patent number: 6793760
    Abstract: The invention relates to a method for adhesive bonding a PVC surface comprising cleaning a PVC surface with an aqueous alkaline cleaning composition and applying an adhesive to the cleaned PVC surface.
    Type: Grant
    Filed: July 11, 2003
    Date of Patent: September 21, 2004
    Assignee: Henkel Kommanditgesellschaft auf Aktien
    Inventors: Horst Hoffmann, Karl-Heinz Rogmann, Joerg Gehrke, Horst Kleinert
  • Cleaning agent for PVC surfaces
    Publication number: 20040103986
    Abstract: The invention relates to a method for adhesive bonding a PVC surface comprising cleaning a PVC surface with an aqueous alkaline cleaning composition and applying an adhesive to the cleaned PVC surface.
    Type: Application
    Filed: July 11, 2003
    Publication date: June 3, 2004
    Inventors: Horst Hoffmann, Karl-Heinz Rogmann, Joerg Gehrke, Horst Kleinert