Patents by Inventor Bernard Gelbart

Bernard Gelbart 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).

  • Mattress foundation apparatus
    Patent number: 4128907
    Abstract: The mattress foundation apparatus includes a flat continuous upper component from which downwardly depend a pair of end walls and a pair of side walls. A continuous raised rim about the upper perimeter of the flat upper component retains the mattress in its desired position. A series of solid lateral struts are integrally formed with the upper component and depend downwardly therefrom. The entire mattress foundation apparatus constitutes an inelastic, downwardly opening, hollow structure useful for persons with back or orthopedic problems.
    Type: Grant
    Filed: November 17, 1975
    Date of Patent: December 12, 1978
    Inventor: Bernard Gelbart