Granted Patent
Utility
US 6,008,985 · App. 08/725,741
Industrial field controlling device with controller and expansion modules
Inventors:
Harold Lake, David P. Prentice, John Greenup, Charles W. Piper, Simon Korowitz
Patented Case
View Patent ↗
Granted: Dec 28, 1999
Filed: Oct 4, 1996
Inventors
Harold Lake
David P. Prentice
John Greenup
Charles W. Piper
Simon Korowitz
Assignee (at issue)
Fox Boro Company
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.