Granted Patent
Utility
US 5,499,816 · App. 08/128,926
Dynamic lottery ticket validation system
Inventor:
Bret Levy
Patented Case
View Patent ↗
Granted: Mar 19, 1996
Filed: Sep 29, 1993
Inventor
Bret Levy
Assignee (at issue)
Scientific Games, LLC
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.