Granted Patent
Utility
US 5,420,986 · App. 07/922,144
FDDI concentrator with backplane port for dual datapath systems
Inventors:
Christopher M. Baldwin, John Iannarone
Patented Case
View Patent ↗
Granted: May 30, 1995
Filed: Jul 30, 1992
Inventors
Christopher M. Baldwin
John Iannarone
Assignee (at issue)
Digital Equipment 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.