Granted Patent
Utility
US 5,435,554 · App. 08/029,321
Baseball simulation system
Inventor:
Peter Lipson
Patented Case
View Patent ↗
Granted: Jul 25, 1995
Filed: Mar 8, 1993
Inventor
Peter Lipson
Assignee (at issue)
Atari Games Corporation
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.