Granted Patent
Utility
US 6,820,699 · App. 10/640,205
System and method for controlling the positions of an implement and markers on a work vehicle
Inventor:
Leonard A. Bettin
Patented Case
View Patent ↗
Granted: Nov 23, 2004
Filed: Aug 13, 2003
Inventor
Leonard A. Bettin
Assignee (at issue)
CNH AMERICA LLC
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.