Patents by Inventor Francis X. Phillips

Francis X. Phillips 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).

  • RETAINING WALL SYSTEM
    Publication number: 20120177450
    Abstract: A retaining wall system for use in retaining a backfill particulate mass is formed by at least one retaining wall unit. The retaining wall unit has a substantially upright forward wall having a rear surface for abutting against the backfill particulate mass. A substantially upright stem wall extends rearward from the rear surface of the forward wall. The stem wall has opposite substantially upright sidewalls. At least one of the sidewalls has a series of longitudinally spaced apart elongated grooves that slope upward toward the forward wall.
    Type: Application
    Filed: January 6, 2011
    Publication date: July 12, 2012
    Applicant: T-LOCK LIMITED LIABILITY COMPANY
    Inventors: Francis X. Phillips, Gail E. Phillips, William R. Watkins