Patents by Inventor Stefanie N. Spirk

Stefanie N. Spirk 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: 5720520
    Abstract: A detachable infant seat includes a flat base board with a central aperture formed therethrough and a flexible fabric seat attached to the perimeter of the aperture and projecting downwardly therethrough to support an infant. The base board has an upright wall extending along the opposing side edges and the rearward edge of the board, and a back board pivotally connected to the rearward wall of the base board. The back board includes a pair of operable brackets connected between the back board and the base board to selectively retain the back board in an open position extending from the base board and generally parallel thereto, an upright position orthogonal to the base board, or a closed position pivoted over the top and proximal to the base board. A pair of straps are attached to the base board and extend around the arms of a wheelchair and are fastened to the base board, in order to detachably mount the base board to the arms of a wheelchair.
    Type: Grant
    Filed: February 14, 1997
    Date of Patent: February 24, 1998
    Inventors: Michaele L. Bengtson, Kristin B. Broyhill, Stephanie J. Moulton, Eric S. Pfeifer, Stefanie N. Spirk, Tyler J. Todd