Patents by Inventor Zena Sheinberg

Zena Sheinberg 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).

  • Convertible bowling alley
    Patent number: 4420155
    Abstract: In an improved bowling alley resilient or non-resilient deflection means are removably disposed along both sides of the lane bed for preventing balls from dropping into the gutters of the bowling alley. Exemplary deflection means of the invention are tubes, springs, elastic bands removably disposable in the gutters and conveniently storable elsewhere when removed.
    Type: Grant
    Filed: February 19, 1982
    Date of Patent: December 13, 1983
    Inventors: Zena Sheinberg, Alex Wortman
  • Convertible bowling alley
    Patent number: 4330122
    Abstract: In an improved bowling alley resilient or non-resilient deflection means are removably disposed along both sides of the lane bed for preventing balls for dropping into the gutters of the bowling alley. Exemplary deflection means of the invention are tubes, springs, elastic bands removably disposable in the gutters and conveniently storable elsewhere when removed.
    Type: Grant
    Filed: December 28, 1979
    Date of Patent: May 18, 1982
    Assignees: Zena Sheinberg, Alex Wortman
    Inventors: Zena Sheinberg, Alex Wortman