Patents by Inventor Thomas J Porter, IV

Thomas J Porter, IV 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: 8684061
    Abstract: A confined space control cover that covers a man-way to a confined space area that includes a polyester base cover and an attachment perimeter orifice that covers the man-way, a heavy nylon strapping with two ends that is utilized to secure the confined space control cover over the man-way and a plurality of steel eyelets that are disposed on both ends of the strapping. A lock is placed through the eyelets on both ends to secure the control cover to the man-way. The control cover also includes a warning sign disposed on the front of the base cover to prevent persons from entering the confined space area and a maintenance tag that is attached to the strapping to indicate maintenance activity performed near or within the confined space area or man-way.
    Type: Grant
    Filed: August 29, 2011
    Date of Patent: April 1, 2014
    Inventor: Thomas J Porter, IV