Patents by Inventor Bill R. Calderon

Bill R. Calderon 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).

  • Patent number: 4895999
    Abstract: A protective safety enclosure for an electrical outlet assembly includes a basic three-dimensional hollow enclosure adapted to fit over an outlet assembly and provides an aperture in its front panel corresponding to each socket within said electrical outlet assembly to permit the passage of a plug and line cord so that a plug may be removably engaged with a socket in said assembly, and having a first removable covering shield to prevent access to an unused socket and second removable covering shield to enclose a plug engaged in a socket in said assembly and grip its line cord to prevent its inadvertent removal.
    Type: Grant
    Filed: September 19, 1988
    Date of Patent: January 23, 1990
    Inventor: Bill R. Calderon