Granted Patent
Utility
US 5,743,532 · App. 08/887,436
Method of making a side bet during blackjack
Inventor:
William Michael Lafferty
Patented Case
View Patent ↗
Granted: Apr 28, 1998
Filed: Jul 2, 1997
Inventor
William Michael Lafferty
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.