Patents by Inventor Douglas T. Silver

Douglas T. Silver 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: 4958470
    Abstract: A structural support is adapted to elevate the base of a structural member, such as, a wooden post, above a concrete surface where is would be subject to water related wood damage. A supporting shaft is connected at its upper end, to a generally U-shaped bracket member and is imbedded in concrete proximate its lower end. The lower end of the shaft is deformed or embossed to increase the resisting power in the vertical direction to the concrete. Indicia is provided along the supporting shaft to indicate maximum clearance elevation for the embedded shaft.
    Type: Grant
    Filed: January 24, 1989
    Date of Patent: September 25, 1990
    Assignee: Silver Metal Products, Inc.
    Inventors: Chris M. Han, Vernal V. Long, Douglas T. Silver
  • Patent number: 4739598
    Abstract: An improved mudsill anchor is provided with tabs is its attachment arm or arms for fastening the anchor temporarily to a form board without nails to achieve significant savings in labor and improvement in lateral stability of the anchor during installation of a concrete slab foundation. Further improvements include a bendable tab formed from the lower end of the anchor leg for tying the leg to a reinforcing bar and a bent tab proximate the upper end of the leg that is embedded into the form board to prevent the reinforcing bar from pulling the mudsill anchor up from the form board.
    Type: Grant
    Filed: February 6, 1987
    Date of Patent: April 26, 1988
    Assignee: Silver Silver Metal Products, Inc.
    Inventors: Mark B. Jensen, Douglas T. Silver