Patents by Inventor Marie Barnes

Marie Barnes 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).

  • Self-flushing pipe
    Publication number: 20020025225
    Abstract: A drainage pipe for use in a waterproofing system is disclosed. The drainage pipe includes a plurality of openings. The drainage pipe includes a cleaning tube affixed to an interior surface of the drainage pipe. The tube has a plurality of spaced holes which allow fluid such as air or water to be forced out of the tube and clean debris from the drainage pipe. A garden hose, air hose or other fluid source can be attached to the tube.
    Type: Application
    Filed: December 8, 2000
    Publication date: February 28, 2002
    Inventors: Joseph Bevilacqua, Heather Marie Barnes