Patents Assigned to Reddi Form, Inc.
  • Plastic forms for poured concrete
    Patent number: 5123222
    Abstract: A hollow foamed plastic form for concrete has a pair of opposed parallel side walls with planar upper and lower faces, and a pair of opposed end members. Disposed on the upper and lower faces of the side walls are a series of elongated locking members, each composed of a pair of offset ribs having a trapezoidal or rectangular shape.
    Type: Grant
    Filed: April 18, 1991
    Date of Patent: June 23, 1992
    Assignee: Reddi Form, Inc.
    Inventors: Theodore J. Guarriello, Henry J. Guarriello, Jr., Joseph A. Guarriello