Granted Patent
Utility
US 5,831,972 · App. 08/730,838
Method of and system for mapping sonet performance parameters to ATM quality of service parameters
Inventor:
Cheng-Chou Chen
Patented Case
View Patent ↗
Granted: Nov 3, 1998
Filed: Oct 17, 1996
Inventor
Cheng-Chou Chen
Assignee (at issue)
MCI Communications Corporation
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.