Patents by Inventor Norwin Derby

Norwin Derby 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).

  • Publication number: 20070011958
    Abstract: The intrusion of insects into a home or similar building is controlled by utilizing insect controlling plastic materials in the construction of the building. The insect controlling plastic building materials are manufactured by first blending one or more plastic resins with one or more insect controlling chemical agents to form a blended plastic resin/insect controlling chemical agent material. The blended plastic resin/insect controlling chemical agent material is then utilized to manufacture plastic films, sheets, non-woven fabrics, woven fabrics, insulating foams, flooring materials, wall covering materials, and the like utilizing conventional manufacturing techniques.
    Type: Application
    Filed: September 5, 2006
    Publication date: January 18, 2007
    Inventors: Craig Nickell, Cynthia Finley, Norwin Derby
  • Publication number: 20050196079
    Abstract: A bulk bag for dense materials includes side walls seamed together end-to-end to form a rectangular enclosure and at least a bottom wall secured to the lower ends of the side walls. Baffles are secured in the side wall seams and extend diagonally across the interior of the bulk bag to maintain the bulk bag in a rectangular cross-sectional configuration when filled with dense materials.
    Type: Application
    Filed: April 26, 2005
    Publication date: September 8, 2005
    Inventors: Norwin Derby, Craig Nickell
  • Publication number: 20050181056
    Abstract: The intrusion of insects into a home or similar building is controlled by utilizing insect and/or microorganism controlling plastic materials in the construction of the building. The insect and/or microorganism controlling plastic building materials are manufactured by first blending one or more plastic resins with one or more insect and/or microorganism controlling chemical agents to form a blended plastic resin/insect and/or microorganism controlling chemical agent material. The blended plastic resin/insect and/or microorganism controlling chemical agent material is then utilized to manufacture plastic films, sheets, non-woven fabrics, woven fabrics, insulating foams, flooring materials, wall covering materials, and the like utilizing conventional manufacturing techniques.
    Type: Application
    Filed: March 3, 2005
    Publication date: August 18, 2005
    Inventors: Robert Williamson, Norwin Derby, Cynthia Finley, Bradley Matthew Eisenbarth