Patents by Inventor Timothy Wayne South

Timothy Wayne South 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).

  • Closure device for a pipe/wall aperture
    Patent number: 6360779
    Abstract: A stopper device for blocking an aperture in a pipe member wall, a sheetrock wall and so forth, the stopper device comprising a substantially planar cap member with top and bottom sides, the top side further including a plurality of strengthening ribs with even-tapered ends extending along the surface thereof, a stem projecting from the bottom side of the cap member, the stem further including at least a pair of radially-spaced vanes extending along and projecting from its longitudinal axis, and a plurality of spaced apart axially-spaced circumferential webs each projecting radially from the longitudinal axis of the stem, and each being parallel to one another.
    Type: Grant
    Filed: April 11, 2001
    Date of Patent: March 26, 2002
    Assignee: Aqueduct Utility Pipe Contractor, Inc.
    Inventors: Robert Joseph Wagner, Mary Geragi, Timothy Wayne South