Patents by Inventor Jeff Messenger

Jeff Messenger 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).

  • Well casing liner suspension hanger
    Patent number: 5337809
    Abstract: A suspension hanger for suspending liner pipe inside a well casing for purposes of relining or repair is disclosed having a top annular member to mount on the output end of the casing and a bottom annular member for seating a string of liner pipe. The bottom member is suspended from the top member by suspension strips. The length of the devise and therefore the depth of suspension of the liner pipe can be varied by adding or deleting suspensions strips.
    Type: Grant
    Filed: January 14, 1993
    Date of Patent: August 16, 1994
    Inventor: Jeff Messenger