Patents by Inventor Zbig Z. Zivny

Zbig Z. Zivny 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).

  • High shock absorbing rubber compositions
    Patent number: 6093767
    Abstract: A high shock absorbing rubber composition comprises a cured blend of a conjugated diene rubber such as natural rubber or nitrile rubber with an EPDM rubber, and significant amounts of silica and optionally clay. The cured composition has low pendulum rebound properties of 20% or less, and is suitable for use as sport grips such as tennis rackets or golf grips, hand tools, lawn equipment, and the like.
    Type: Grant
    Filed: November 10, 1998
    Date of Patent: July 25, 2000
    Assignee: Purchasing Inc.
    Inventors: Fred Davis, Zbig Z. Zivny
  • Sportman's reusable, anti-collapsing urine collection device
    Patent number: 4892527
    Abstract: A sportsmans urine collection pouch having a holster support structure for containing a removable urine reservoir tube within which is a removable anti-collapse filler mesh. The pouch is securable in operating position to its user by strategically placed laces.
    Type: Grant
    Filed: September 10, 1987
    Date of Patent: January 9, 1990
    Inventor: Zbig Z. Zivny