Patents by Inventor P. David Simcox

P. David Simcox 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).

  • Termite bait station
    Patent number: 6195934
    Abstract: The invention provides a method and apparatus for controlling termites. The invention provides a tamper resistant bait station, which uses a cellulose bait impregnated with a slow acting toxicant and readily allows entry of termite.
    Type: Grant
    Filed: August 11, 1999
    Date of Patent: March 6, 2001
    Assignee: FMC Corporation
    Inventors: William Francis Megargle, John Ernest Milliner, Michael Dea Andis, P. David Simcox, James Bruce Ballard
  • Termite bait station
    Patent number: 5937571
    Abstract: The invention provides a method and apparatus for controlling termites. The invention provides a tamper resistant bait station, which uses a cellulose bait impregnated with a slow acting toxicant and readily allows entry of termite.
    Type: Grant
    Filed: January 21, 1997
    Date of Patent: August 17, 1999
    Assignee: FMC Corporation
    Inventors: William Francis Megargle, John Ernest Milliner, Michael Dea Andis, P. David Simcox, James Bruce Ballard
  • Biodispersions
    Patent number: 4448886
    Abstract: A process for producing high dispersion metal crystallites dispersed substantially homogeneously in a carbonaceous material matrix is disclosed. The novel metal crystallite dispersions disclosed herein have the added advantage of being locked into the matrix thereby preventing migration of the metal crystallites.
    Type: Grant
    Filed: November 30, 1981
    Date of Patent: May 15, 1984
    Assignee: Diamond Shamrock Corporation
    Inventors: Lawrence J. Gestaut, P. David Simcox