Patents by Inventor John C. Duff

John C. Duff 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).

  • Publication number: 20030154130
    Abstract: A method and apparatus for providing a video promotional message relating to a specific product at the location of the retail outlet where such product is displayed. A video monitor is disposed in the field of vision of a product type and displays a recurring video promotion. The video monitors each preferably include a wireless receiver adapted to receive a signal containing at least one video promotion transmitted directly to the monitor, or from a server and/or other local distribution equipment preferably located in a non public area of the store. The promotional messages are preferably distributed to the monitors, written into a memory and repeatedly played in a recurring fashion.
    Type: Application
    Filed: January 22, 2003
    Publication date: August 14, 2003
    Inventors: Douglas C. Woolley, John C. Duff