Granted Patent
Utility
US 6,408,061 · App. 09/267,005
Interfacing a communication switch to a non-embedded device driver via a virtual device interface
Inventors:
John Donak, Frank Meijer, Todd Dowser
Patented Case
View Patent ↗
Granted: Jun 18, 2002
Filed: Mar 12, 1999
Inventors
John Donak
Frank Meijer
Todd Dowser
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.