Patents by Inventor Gaetan Begin

Gaetan Begin 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).

  • Manhole head assembly having a manhole top ring and method of use of the same
    Patent number: 5362175
    Abstract: The invention relates to a manhole head assembly of the type having a substantially vertical axis and being intended to be mounted on a conventional manhole member made of non-elastic material. The invention also relates to a manhole ring having an omni-directional upper part and to a method of use of said manhole ring.
    Type: Grant
    Filed: October 30, 1992
    Date of Patent: November 8, 1994
    Inventor: Gaetan Begin