Granted Patent
Utility
US 5,203,563 · App. 07/674,076
Shaker control device
Inventor:
Milton H. Loper, III
Patented Case
View Patent ↗
Granted: Apr 20, 1993
Filed: Mar 21, 1991
Inventor
Milton H. Loper, III
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.