Granted Patent
Utility
US 4,355,430 · App. 06/260,304
Pointing machine
Inventor:
Edwin J. Skierski
Patented Case
View Patent ↗
Granted: Oct 26, 1982
Filed: May 4, 1981
Inventor
Edwin J. Skierski
Assignee (at issue)
USM Holding AG
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.