Granted Patent
Utility
US 6,234,974 · App. 08/772,522
Monitoring method
Inventors:
Michael Catt, John Coley, Paul Davis
Patented Case
View Patent ↗
Granted: May 22, 2001
Filed: Dec 24, 1996
Inventors
Michael Catt
John Coley
Paul Davis
Assignee (at issue)
Unilever Patent Holdings B.V.
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.