Patents by Inventor Larry G. Travis

Larry G. Travis 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).

  • In-line pump device
    Patent number: 3972653
    Abstract: An in-line pump device having a hollow, power shaft formed with an internal rotary chamber having an impeller vane assembly mounted therein to pump a fluid therethrough, the power being supplied by a motor positioned substantially about the power shaft.
    Type: Grant
    Filed: February 10, 1975
    Date of Patent: August 3, 1976
    Inventors: Larry G. Travis, Paul J. Taylor