Granted Patent
Utility
US 6,633,566 · App. 09/097,754
Method, apparatus and computer program product for interfacing a TDM link with a cell-switched network
Inventor:
Forrest L. Pierson
Patented Case
View Patent ↗
Granted: Oct 14, 2003
Filed: Jun 16, 1998
Inventor
Forrest L. Pierson
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.