Patents by Inventor Arnaldo Giardini

Arnaldo Giardini 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).

  • Patent number: 4671706
    Abstract: This concrete retaining wall block comprises a flat, elongated base, two side walls upstanding from the longitudinal sides of the base, a front panel upstanding from the base and joining with the side walls; the top edge of each side wall is provided with a series of notches, the notches of both side walls registering in pairs transversely of the block. The front panel forms a transverse ridge downwardly protruding from the base and adapted to engage any selected notch of a subjacent block, whereby the slope of a retaining wall built of such blocks can be varied and yet the blocks are all laid out horizontally, permitting to use a horizontal foundation for the wall.
    Type: Grant
    Filed: December 11, 1985
    Date of Patent: June 9, 1987
    Inventor: Arnaldo Giardini