Granted Patent
Utility
US 5,657,991 · App. 08/507,722
Interactive bingo-like games and method of playing
Inventor:
Keith L. Camarato
Patented Case
View Patent ↗
Granted: Aug 19, 1997
Filed: Jul 26, 1995
Inventor
Keith L. Camarato
Assignee (at issue)
Media Drop-In Productions, Inc.
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.