Patents by Inventor Helmut Stade

Helmut Stade 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).

  • Patent number: PP16026
    Abstract: A new and distinct cultivar of Ligularia plant named ‘Laternchen’, characterized by its relatively compact and short plant habit; freely flowering habit; golden yellow ray and disc florets; and good garden performance.
    Type: Grant
    Filed: September 24, 2004
    Date of Patent: October 4, 2005
    Assignee: Witteman & Company
    Inventor: Helmut Stade