Patents by Inventor Hans-Georg Schieber

Hans-Georg Schieber 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).

  • Aqueous fabric softeners having improved handle
    Patent number: 6110887
    Abstract: The invention relates to aqueous laundry fabric softener dispersions based on quaternary triethanolamine fatty acid esters having a defined ratio of triethanolamine to fatty acid, the fatty component having a specific degree of saturation.
    Type: Grant
    Filed: November 23, 1998
    Date of Patent: August 29, 2000
    Assignee: Witco Surfactants GmbH
    Inventors: Axel Euler, Michael Fender, Hans-Jurgen Kohle, Hans-Georg Schieber