Granted Patent
Utility
US 6,024,179 · App. 09/031,689
Coulter with an inside floating scraper and an outside spring closer tine
Inventor:
Gerard Bourgault
Patented Case
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Granted: Feb 15, 2000
Filed: Feb 27, 1998
Inventor
Gerard Bourgault
Assignee (at issue)
Bourgault Industries 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.