Patents by Inventor Norman G. Daniells

Norman G. Daniells 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).

  • Clean out block assembly
    Patent number: 5546721
    Abstract: A clean out block assembly for providing access to the interior of a building block which has a back wall and two side walls, and an essentially open front. The side walls have slots or shoulders. A replaceable front wall member is inserted into the front of the block, and is engaged by the slots or shoulders. A spring is used between the back wall and the front wall to hold the front wall in position.
    Type: Grant
    Filed: November 15, 1994
    Date of Patent: August 20, 1996
    Assignee: Boral Resources (QLD) pty Limited
    Inventor: Norman G. Daniells