Patents by Inventor Francis Desmond Lourigan

Francis Desmond Lourigan 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).

  • END PLUG
    Publication number: 20120085453
    Abstract: An end plug for use with a pipe compression fitting, the end plug having a central compression collar; and a stem connected to and extended outwardly from each end of the central compression collar.
    Type: Application
    Filed: June 17, 2010
    Publication date: April 12, 2012
    Inventor: Francis Desmond Lourigan