Granted Patent
Utility
US 6,203,280 · App. 08/982,896
Pump totalizer system
Inventor:
Ian D. Van Zyl
Patented Case
View Patent ↗
Granted: Mar 20, 2001
Filed: Dec 2, 1997
Inventor
Ian D. Van Zyl
Assignee (at issue)
Milltronics Ltd.
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.