Patents by Inventor Jean F. Jammet

Jean F. Jammet 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).

  • Electrode for a heart stimulating apparatus having a retractable biological screw
    Patent number: 5447534
    Abstract: The electrode comprises a hollow body (10, 110), an inner mechanical screw (30, 130) cooperative with an internal screw thread (32, 132) provided inside the body, and a corkscrew member (66, 166) connected at one of its ends to the mechanical screw, the other end, of helical shape, being adapted to penetrate the fibrous tissues of the heart by rotation. The mechanical screw (30, 130) is provided with a groove (34, 134) disposed in the proximal part of the screw thread of the mechanical screw for defining a neutral position of the mechanical screw.
    Type: Grant
    Filed: September 30, 1993
    Date of Patent: September 5, 1995
    Assignee: Societe Etudes et Developpements-S.E.D.
    Inventor: Jean F. Jammet