Granted Patent
Utility
US 4,407,348 · App. 06/278,510
Multi-piece wheel structure
Inventor:
David S. Suckow
Patented Case
View Patent ↗
Granted: Oct 4, 1983
Filed: Jan 23, 1981
Inventor
David S. Suckow
Assignee (at issue)
Caterpillar Tractor Co.
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.