Granted Patent
Utility
US 5,532,556 · App. 08/314,538
Multiplexed digital audio and control/status serial protocol
Inventors:
Eric C. Anderson, David F. Wilson, William V. Oxford
Patented Case
View Patent ↗
Granted: Jul 2, 1996
Filed: Sep 28, 1994
Inventors
Eric C. Anderson
David F. Wilson
William V. Oxford
Assignee (at issue)
Apple Computer Inc.
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.