Patents by Inventor Peter J. Pugnale

Peter J. Pugnale 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).

  • Double-wall underground tank and method of making
    Patent number: 4781777
    Abstract: A double-wall tank having inner and outer walls bonded to connecting hollow annular ribs. Passageway means through the ribs enable leak-detecting liquid to fill the spaces between ribs, within ribs, and between end caps.
    Type: Grant
    Filed: March 9, 1987
    Date of Patent: November 1, 1988
    Assignee: Owens-Corning Fiberglas Corporation
    Inventors: Peter J. Pugnale, Andrew A. Mance
  • Double-wall underground tank
    Patent number: 4676093
    Abstract: A double-wall tank having inner and outer walls bonded to connecting hollow annular ribs. A passageway through the ribs enable leak-detecting liquid to fill the spaces between ribs, within ribs, and between end caps.
    Type: Grant
    Filed: May 28, 1985
    Date of Patent: June 30, 1987
    Assignee: Owens-Corning Fiberglas Corporation
    Inventors: Peter J. Pugnale, Andrew A. Mance
  • Underground tank sump and piping system
    Patent number: 4639164
    Abstract: Sumps are mounted on manway fittings of underground tanks, and all piping runs are routed through a sump. Underground portions of pipes between a sump and a point above ground are provided with a double wall. Filling spills and leakage from pipes into the environment are thereby generally prevented.
    Type: Grant
    Filed: May 6, 1985
    Date of Patent: January 27, 1987
    Assignee: Owens-Corning Fiberglas Corporation
    Inventors: Peter J. Pugnale, Michael J. Messmer
  • Double-wall underground container for storing liquids and leak detecting means therefor
    Patent number: 4561292
    Abstract: An aboveground reservoir is connected to the space between inner and outer tanks of an underground double-wall storage container for liquids. Leak detecting liquid fills the space between the tanks and extends to a surface level in the reservoir. Sensing means detects a drop in the level of the liquid in the reservoir and activates a signal when a leak develops in either of the inner and outer tanks.
    Type: Grant
    Filed: June 3, 1985
    Date of Patent: December 31, 1985
    Assignee: Owens-Corning Fiberglas Corporation
    Inventors: Peter J. Pugnale, John M. Clark, William R. Penland