Patents by Inventor Hebert Ziemelis

Hebert Ziemelis 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).

  • Jewelry clasp
    Patent number: 4774743
    Abstract: A jewelry clasp having a base and a cover mounted on the base for swinging movement and featuring a pair of elongated resilient S-shaped friction tongs on the base for snap-locking engagement within elongated grooves of a pair of complementary resilient friction flanges on the cover for releasably securing the base and its cover in locked position.
    Type: Grant
    Filed: July 14, 1987
    Date of Patent: October 4, 1988
    Assignee: The Napier Co.
    Inventor: Hebert Ziemelis