Granted Patent
Utility
US 4,363,522 · App. 06/355,956
Spindle for heavy duty truck or trailer axle
Inventor:
John Palovcik
Patented Case
View Patent ↗
Granted: Dec 14, 1982
Filed: Mar 8, 1982
Inventor
John Palovcik
Assignee (at issue)
Rockwell International 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.