Patents by Inventor Marvin R. Hanford

Marvin R. Hanford 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).

  • Method and apparatus for mounting of upright posts in swimming pools
    Patent number: 5040251
    Abstract: A method and apparatus for installing a mounting support for upright supporting posts in pools, particularly of the type having a vinyl liner. A hollow tube having a closed lower end and a coupler collar at the upper end is embedded in the ground defining the bottom of the pool. A top plate and gasket are secured to the coupler collar with the vinyl liner positioned therebetween. An upright post for a swimming pool accessory may then be easily engaged in or disengaged from the mounting support. A pop-on cap may be fitted to the opening of the mounting support when the mounting support is not in use.
    Type: Grant
    Filed: July 6, 1990
    Date of Patent: August 20, 1991
    Assignee: Hanford Pool & Spa Center, Inc.
    Inventor: Marvin R. Hanford