Patents by Inventor Maria I. Isbell

Maria I. Isbell 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: 5951348
    Abstract: The life preserver for an infant or young child includes a pair a vertically stacked, peripherally disposed, inflatable tubes. A life vest is sized to enclose the torso of the infant or young child. The life vest is attached at a plurality of locations to the interior or inboard region of one of the vertically stacked, peripheral tubes. Preferably, the life vest is attached to the tube via short straps such that the vest can move with respect to the inflated or deflated tubes. A seat for the infant or young child is attached at a plurality of locations to the interior of one of the vertically stacked peripheral tubes. Preferably, the seat is attached at a forward and an aft region to the top tube. The life preserver also includes a drag bag attached at a plurality of locations to the interior of one of the vertically stacked, peripheral tubes. The drag bag acts as a ballast for the loaded and deployed life preserver.
    Type: Grant
    Filed: May 21, 1998
    Date of Patent: September 14, 1999
    Assignee: Hoover Industries, Inc.
    Inventors: Dennis Liong, Maria I. Isbell