Granted Patent
Utility
US 4,866,712 · App. 07/158,228
Methods and apparatus for fault recovery
Inventor:
Ming Chao
Patented Case
View Patent ↗
Granted: Sep 12, 1989
Filed: Feb 19, 1988
Inventor
Ming Chao
Assignee (at issue)
Bell Communications Research, 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.