Patents by Inventor Robert C. Coffey

Robert C. Coffey 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).

  • Barrier for containing floods
    Patent number: 4921373
    Abstract: A fluid containing barrier having a frame with a plurality of legs and a flexible container supported by the frame. The flexible container has a high point vent and a low point drain. The flexible container is capable of holding a fluid. A series of individual frames and flexible containers interlock to form a wall or flood barrier which is used as a dam structure.
    Type: Grant
    Filed: December 7, 1988
    Date of Patent: May 1, 1990
    Inventor: Robert C. Coffey