Granted Patent
Utility
US 6,014,409 · App. 08/796,072
Passive analog filter for network interface
Inventor:
Robert A. Curtis
Patented Case
View Patent ↗
Granted: Jan 11, 2000
Filed: Feb 5, 1997
Inventor
Robert A. Curtis
Assignee (at issue)
Cabletron 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.