Patents by Inventor Jack Hoogstraten

Jack Hoogstraten 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).

  • Concrete wall forming system
    Patent number: 6324804
    Abstract: Disclosed herein is a corner joint support for holding forms for casting upright concrete walls, comprising an outer form support an inner form support, the outer form support including inner and outer upright support portions joined by platforms extending therebetween, the inner form support including inner and outer upright support portions joined by platforms extending therebetween, and spacer means for positioning the inner form support relative to the outer form support.
    Type: Grant
    Filed: April 23, 1999
    Date of Patent: December 4, 2001
    Assignee: Plasti
    Inventor: Jack Hoogstraten