Granted Patent
Utility
US 4,726,054 · App. 06/840,395
System for interconnecting a pair of communication systems
Inventor:
Gerald Molnar
Patented Case
View Patent ↗
Granted: Feb 16, 1988
Filed: Mar 17, 1986
Inventor
Gerald Molnar
Assignee (at issue)
Trillium Telephone Systems 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.