Granted Patent
Utility
US 6,651,415 · App. 10/058,463
Height adjustment apparatus for turf maintenance equipment
Inventor:
Steven A. Burke
Patented Case
View Patent ↗
Granted: Nov 25, 2003
Filed: Jan 28, 2002
Inventor
Steven A. Burke
Assignee (at issue)
National Mower Cormpany
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.