Granted Patent
Utility
US 6,761,120 · App. 10/340,138
Row cleaner in combination of primary tillage shank system
Inventors:
Michael G. Kovach, Rickey Gerber
Patented Case
View Patent ↗
Granted: Jul 13, 2004
Filed: Jan 10, 2003
Inventors
Michael G. Kovach
Rickey Gerber
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.