Granted Patent
Utility
US 5,459,720 · App. 08/220,951
System for internetworking data terminal equipment through a switched digital network
Inventors:
Simeon K. Iliev, David Carson, Timothy Earnest Butler, Paul DeVries
Patented Case
View Patent ↗
Granted: Oct 17, 1995
Filed: Mar 31, 1994
Inventors
Simeon K. Iliev
David Carson
Timothy Earnest Butler
Paul DeVries
Assignee (at issue)
Network Express 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.