Granted Patent
Utility
US 5,511,118 · App. 08/426,438
Method of providing d.c. feed to a telephone line
Inventors:
Stanley Adam Gores, Joseph F. M. Darveau, Francois Tremblay, Stanley D. Rosenbaum, Reinhard W. Rosch
Patented Case
View Patent ↗
Granted: Apr 23, 1996
Filed: Apr 21, 1995
Inventors
Stanley Adam Gores
Joseph F. M. Darveau
Francois Tremblay
Stanley D. Rosenbaum
Reinhard W. Rosch
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.