Granted Patent
Utility
US 6,283,856 · App. 09/267,464
Patron and croupier assessment in roulette
Inventor:
Ewald Mothwurf
Patented Case
View Patent ↗
Granted: Sep 4, 2001
Filed: Mar 12, 1999
Inventor
Ewald Mothwurf
Assignee (at issue)
Grips Electronics Ges.m.b.H
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.