Granted Patent
Utility
US 4,451,898 · App. 06/319,559
Asynchronous interface message transmission using source and receive devices
Inventors:
David Palermo, David W. Ricci, Joe E. Marriott, Thomas Heger
Patented Case
View Patent ↗
Granted: May 29, 1984
Filed: Nov 9, 1981
Inventors
David Palermo
David W. Ricci
Joe E. Marriott
Thomas Heger
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.