Granted Patent
Utility
US 5,761,197 · App. 08/338,850
Communications in a distribution network
Inventor:
Michael L. Takefman
Patented Case
View Patent ↗
Granted: Jun 2, 1998
Filed: Nov 14, 1994
Inventor
Michael L. Takefman
Assignee (at issue)
Nortel Networks Limited
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.