Granted Patent
Utility
US 6,698,368 · App. 09/970,833
Zone control for agricultural product application
Inventor:
Mark Cresswell
Patented Case
View Patent ↗
Granted: Mar 2, 2004
Filed: Oct 4, 2001
Inventor
Mark Cresswell
Assignee (at issue)
Bourgault Industries 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.