Patents by Inventor David A. Baum

David A. Baum 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).

  • Pole system
    Patent number: 7886492
    Abstract: A pole system comprises a shaft that includes tracks for mounting luminaires, street signs, bicycle racks, decorative signage, banners, traffic signals, pedestrian signals, or other items. In one embodiment, a pole system includes a shaft with two or more vertical tracks. Each track may have a dovetail shape and may be configured to receive mounting nuts for mounting items to the shaft. One or more vertical raceways separate from a center opening of the shaft may also be present.
    Type: Grant
    Filed: October 28, 2005
    Date of Patent: February 15, 2011
    Assignee: ABL IP Holding LLC
    Inventors: Rick M. Kelly, David A. Baum