Patents by Inventor Hans-Jurgen Berger

Hans-Jurgen Berger 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).

  • Low-foaming disinfecting agents based on quaternary ammonium compounds
    Patent number: 4165375
    Abstract: A low-foaming disinfecting agent for spraying or sprinkling applications comprising a quaternary ammonium compound and a foam-inhibiting amount of at least one lower alkyl laurate.
    Type: Grant
    Filed: July 2, 1976
    Date of Patent: August 21, 1979
    Assignee: Henkel Kommanditgesellschaft auf Aktien
    Inventors: Hans-Jurgen Berger, Ferdinand Koch, Rolf Scharf, Hans-Joachim Schlussler