Granted Patent
Utility
US 6,611,770 · App. 09/578,279
Liquid conduction indication in a magnetic flowmeter
Inventors:
William E. O'Donnell, Thomas P. Coursolle, David L. Wehrs
Patented Case
View Patent ↗
Granted: Aug 26, 2003
Filed: May 25, 2000
Inventors
William E. O'Donnell
Thomas P. Coursolle
David L. Wehrs
Assignee (at issue)
ROSEMOUNT 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.