Granted Patent
Utility
US 6,805,311 · App. 10/080,392
Track drive for a mobile irrigation system
Inventor:
Myron Buller
Patented Case
View Patent ↗
Granted: Oct 19, 2004
Filed: Feb 25, 2002
Inventor
Myron Buller
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.