Granted Patent
Utility
US 6,477,539 · App. 09/217,910
Method and apparatus for interfacing a manager and a plant
Inventor:
Kevin W. Smith
Patented Case
View Patent ↗
Granted: Nov 5, 2002
Filed: Dec 22, 1998
Inventor
Kevin W. Smith
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.