Patents by Inventor Joseph Leslie Robillard

Joseph Leslie Robillard 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).

  • Plug For A Pipe Opening
    Publication number: 20170030504
    Abstract: Disclosed is a plug that includes a head and a tapered body extending from the head at a first end and terminating in a base at a second end. The tapered body tapers from a first relatively larger diameter near the first end to a second relatively smaller diameter near the base. The tapered body includes an exterior surface that includes annular frusto-conical ridges.
    Type: Application
    Filed: July 29, 2015
    Publication date: February 2, 2017
    Inventor: Joseph Leslie Robillard