Granted Patent
Utility
US 5,754,881 · App. 08/378,130
Method of controlling a PC parallel port switch for connecting multiple peripherals to the same parallel port
Inventor:
Eric F. Aas
Patented Case
View Patent ↗
Granted: May 19, 1998
Filed: Jan 24, 1995
Inventor
Eric F. Aas
Assignee (at issue)
Hewlett-Packard Company, L.P.
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.