Patents by Inventor Debra A. Halverson

Debra A. Halverson 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: 4819287
    Abstract: The present invention is directed to a mattress for pregnant women which has a main mattress section with an opening therein for serial cushions for abdominal support. A plurality of cushions are serially arranged within one another and are located within the opening of the main mattress section. At least one of the cushions is non-inflatable to enhance structural support. The cushions may all be non-inflatable, e.g. foam, but at least one must be non-inflatable for structural support. In a preferred embodiment, at least some of the cushions have a height which is in excess of the height of the main mattress section.
    Type: Grant
    Filed: February 17, 1988
    Date of Patent: April 11, 1989
    Assignee: Jabiru Incorporated
    Inventor: Debra A. Halverson
  • Patent number: 4737999
    Abstract: The present invention is directed to a mattress for pregnant women which has a main mattress section of the conventional configuration, but with an opening therein for serial, adjustable cushions for abdominal support. A plurality of inflatable and deflatable cushions are serially arranged within one another and are located within the opening of the main mattress section. In a preferred embodiment, the mattress has a plurality of inflatable cushions which are segmented or cut in half so as to have upper half and lower half sections. In addition, a preferred embodiment includes cushion sections at least some of which have a height which is in excess of the height of the main mattress section.
    Type: Grant
    Filed: February 2, 1987
    Date of Patent: April 19, 1988
    Assignee: Jabiru Incorporated
    Inventor: Debra A. Halverson