Patents by Inventor Andy Keffler

Andy Keffler 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).

  • Check valve
    Patent number: 7762276
    Abstract: A check valve for a fluid handling system is disclosed, the check valve having a main body with a poppet valve disposed therein and a spring urging the poppet valve into abutment with an inner surface of the main body, wherein the check valve facilitates a flow of fluid in one direction and militates against the flow of fluid in an opposite direction.
    Type: Grant
    Filed: June 27, 2006
    Date of Patent: July 27, 2010
    Assignee: Superb Industries, Inc.
    Inventors: John J. Miller, Jr., Michael Hall, Charles Brackney, Andy Keffler
  • Check valve
    Publication number: 20060289068
    Abstract: A check valve for a fluid handling system is disclosed, the check valve having a main body with a poppet valve disposed therein and a spring urging the poppet valve into abutment with an inner surface of the main body, wherein the check valve facilitates a flow of fluid in one direction and militates against the flow of fluid in an opposite direction.
    Type: Application
    Filed: June 27, 2006
    Publication date: December 28, 2006
    Inventors: John Miller, Michael Hall, Charles Brackney, Andy Keffler