Granted Patent
Utility
US 6,313,871 · App. 09/253,178
Apparatus and method for monitoring gambling chips
Inventor:
Oliver M. Schubert
Patented Case
View Patent ↗
Granted: Nov 6, 2001
Filed: Feb 19, 1999
Inventor
Oliver M. Schubert
Assignee (at issue)
Casino Software & Services
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.