Patents by Inventor Frederick Rupp

Frederick Rupp 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).

  • Hip joint prosthesis
    Patent number: 10973642
    Abstract: A hip joint prosthesis is formed of a coil spring having a middle section bounded by first and second opposite ends, with one of the two ends configured as a femoral fixing end and the other of the two ends configured as an acetabular fixing end. A central axis of the coil spring extends between the two opposite ends, providing a freely movable, flexible central coil linking the two ends.
    Type: Grant
    Filed: March 6, 2020
    Date of Patent: April 13, 2021
    Inventor: Frederick Rupp