Granted Patent
Utility
US 6,010,321 · App. 08/974,789
Rotary mower spindle and hydraulic motor
Inventors:
Frederick E. Forsythe, Chad D. Nelson
Patented Case
View Patent ↗
Granted: Jan 4, 2000
Filed: Nov 20, 1997
Inventors
Frederick E. Forsythe
Chad D. Nelson
Assignee (at issue)
Haldex Barnes Corporation
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.