Patents by Inventor John Milford Smithers

John Milford Smithers 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).

  • Extension Assembly: Methods of Use and Methods of Making
    Publication number: 20230063236
    Abstract: Exemplary methods for making an extension assembly include marking on a ¾? conduit a line 2 feet from one end, inserting the marked end of the ¾? conduit into a 1? conduit until about 9? of the ¾? conduit is exposed, and without putting on a nut, assembling one 1?? ID U-bolt onto the ¾? conduit at a point the ¾? conduit enters the 1? conduit.
    Type: Application
    Filed: July 29, 2022
    Publication date: March 2, 2023
    Inventor: John Milford Smithers