Granted Patent
Utility
US 6,315,157 · App. 09/321,578
Grid skill amusement game or dispensing device
Inventor:
Ronald D. Halliburton
Patented Case
View Patent ↗
Granted: Nov 13, 2001
Filed: May 28, 1999
Inventor
Ronald D. Halliburton
Assignee (at issue)
BENCHMARK ENTERTAINMENT, LC
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.