Patents by Inventor Ellen M. Keils

Ellen M. Keils 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).

  • Seating structure for child
    Patent number: 5938281
    Abstract: A seating structure for a child is provided. The seating structure includes a box open at an upper end. The box includes a bench positioned within the box.
    Type: Grant
    Filed: November 18, 1997
    Date of Patent: August 17, 1999
    Inventor: Ellen M. Keils