Granted Patent
Utility
US 5,459,722 · App. 08/268,600
Asynchronous transfer mode (ATM) transport of voice-band signals
Inventor:
Mostafa Hashem Sherif
Patented Case
View Patent ↗
Granted: Oct 17, 1995
Filed: Jun 30, 1994
Inventor
Mostafa Hashem Sherif
Assignee (at issue)
AT & T IPM Corp.
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.