Patents by Inventor Charles W. Cowart

Charles W. Cowart 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).

  • Screen assembly
    Patent number: 6497265
    Abstract: The invention provides a screen door system for double-hung entry doors. The screen door system comprises an inner screen assembly containing a frame member carrying a screen member, an outer screen assembly containing a frame member carrying a screen member, inner and outer upper tracks for slidably guiding the inner and outer screen assemblies along the length of the tracks and for limiting lateral movement of the inner and outer screen assemblies as the screen assemblies move longitudinally along the tracks, and a lower sill having an inner guide rail for longitudinally guiding the inner screen assembly and an outer guide rail for longitudinally guiding the outer screen assembly.
    Type: Grant
    Filed: August 24, 2001
    Date of Patent: December 24, 2002
    Assignee: Jeld-Wen, Inc.
    Inventors: Floyd C. Davis, Jesse T. Boring, Charles W. Cowart, T. Glen Lowe
  • Screen assembly
    Publication number: 20020023726
    Abstract: The invention provides a screen door system for double-hung entry doors. The screen door system comprises an inner screen assembly containing a frame member carrying a screen member, an outer screen assembly containing a frame member carrying a screen member, inner and outer upper tracks for slidably guiding the inner and outer screen assemblies along the length of the tracks and for limiting lateral movement of the inner and outer screen assemblies as the screen assemblies move longitudinally along the tracks, and a lower sill leaving an inter guide rail for longitudinally guiding the inner screen assembly and an outer guide rail for longitudinally guiding the outer screen assembly.
    Type: Application
    Filed: August 24, 2001
    Publication date: February 28, 2002
    Inventors: Floyd C. Davis, Jesse T. Boring, Charles W. Cowart, T. Glen Lowe
  • Screen assembly
    Patent number: 5551501
    Abstract: The invention provides a screen door system for double-hung entry doors. The screen door system comprises an inner screen assembly containing a frame member carrying a screen member, an outer screen assembly containing a frame member carrying a screen member, inner and outer upper tracks for slidably guiding the inner and outer screen assemblies along the length of the tracks and for limiting lateral movement of the inner and outer screen assemblies as the screen assemblies move longitudinally along the tracks, and a lower sill having an inner guide rail for longitudinally guiding the inner screen assembly and an outer guide rail for longitudinally guiding the outer screen assembly.
    Type: Grant
    Filed: October 21, 1994
    Date of Patent: September 3, 1996
    Assignee: DCL, Inc.
    Inventors: Floyd C. Davis, Jesse T. Boring, Charles W. Cowart, T. Glen Lowe