Granted Patent
Utility
US 6,497,294 · App. 09/729,036
Soil conditioner implement
Inventor:
Michael L. Vought
Patented Case
View Patent ↗
Granted: Dec 24, 2002
Filed: Dec 4, 2000
Inventor
Michael L. Vought
Assignee (at issue)
CLARK EQUIPMENT COMPANY
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.