Patents by Inventor Ursula Meier

Ursula Meier 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).

  • Carpet cleaning composition contains a cellulose powder from a hardwood source
    Patent number: 4659494
    Abstract: Powder-form compositions containing as its principal components cellulose powder, organic solvents, and water. The compositions are suitable for cleaning textiles, particularly carpets, and are distinguished by high cleaning power and minimal dust generation.
    Type: Grant
    Filed: August 22, 1985
    Date of Patent: April 21, 1987
    Assignee: Henkel Kommanditgesellschaft auf Aktien
    Inventors: Heinz-Dieter Soldanski, Bernd-Dieter Holdt, Ursula Meier