Granted Patent
Utility
US 6,334,492 · App. 09/912,651
Breakaway for field marker on agricultural implement
Inventor:
David R. Hundeby
Patented Case
View Patent ↗
Granted: Jan 1, 2002
Filed: Jul 26, 2001
Inventor
David R. Hundeby
Assignee (at issue)
Flexi-Coil Ltd.
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.