Patents by Inventor Lawrence A. Shipman, III

Lawrence A. Shipman, III 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).

  • Method and apparatus for boosting gas from a low-pressure source to a high-pressure receptacle
    Patent number: 4750869
    Abstract: Method and apparatus for transferring and boosting the pressure of gas from a source to a receptacle by sequentially filling and compressing volumes of gas by displacing same with a fluid available at a higher pressure and utilizing pressure differential between the gas and fluid to signal the filling and compressing cycles.
    Type: Grant
    Filed: March 20, 1986
    Date of Patent: June 14, 1988
    Assignee: Booster Technologies, Inc.
    Inventor: Lawrence A. Shipman, III