Granted Patent
Utility
US 5,651,548 · App. 08/444,566
Gaming chips with electronic circuits scanned by antennas in gaming chip placement areas for tracking the movement of gaming chips within a casino apparatus and method
Inventors:
John B. French, William Piehl
Patented Case
View Patent ↗
Granted: Jul 29, 1997
Filed: May 19, 1995
Inventors
John B. French
William Piehl
Assignee (at issue)
Chip Track International
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.