Granted Patent
Utility
US 6,386,554 · App. 09/496,400
Apparatus and method for operating a hydraulic suspension system of a crop sprayer
Inventor:
Kenneth E. Weddle
Patented Case
View Patent ↗
Granted: May 14, 2002
Filed: Feb 2, 2000
Inventor
Kenneth E. Weddle
Assignee (at issue)
EQUIPMENT TECHNOLOGIES, INC.
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.