Granted Patent
Utility
US 4,440,209 · App. 06/399,627
Split rim with axially located split band
Inventor:
Robert J. Grob
Patented Case
View Patent ↗
Granted: Apr 3, 1984
Filed: Jul 19, 1982
Inventor
Robert J. Grob
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.