Granted Patent
Utility
US 6,681,706 · App. 10/084,275
Apparatus and method for controlled delivery of seeds to an open furrow
Inventors:
Gregg A. Sauder, Kenneth R. Dill, Don L. Dunlap
Patented Case
View Patent ↗
Granted: Jan 27, 2004
Filed: Feb 26, 2002
Inventors
Gregg A. Sauder
Kenneth R. Dill
Don L. Dunlap
Assignee (at issue)
Precision Planting 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.