Patents by Inventor Marvin J. Jaeger

Marvin J. Jaeger 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: 4743017
    Abstract: Weight lifting apparatus is provided by a dumbbell (2) having a pair of outer weights (4 and 6) connected by a central bar (8) extending therebetween, and an auxiliary add-on weight member (10) having a central handle (12) extending between outer legs (14 and 16) removably attached to the bar (8) and extending transversely to the bar (8) adjacent the inside facing surfaces (22 and 24) of the outer weights (4 and 6). The outer legs (14 and 16) are releasably attached to the central bar (8) by clips (18 and 20) providing easy attachment with a push-on motion in a direction transverse to the bar (8), and easy release with a pull-off motion in a direction transverse to the bar (8).
    Type: Grant
    Filed: August 20, 1985
    Date of Patent: May 10, 1988
    Inventor: Marvin J. Jaeger