Granted Patent
Utility
US 4,537,422 · App. 06/539,782
Sealing system for road wheel suspension
Inventor:
Glenn R. O'Rourke
Patented Case
View Patent ↗
Granted: Aug 27, 1985
Filed: Oct 7, 1983
Inventor
Glenn R. O'Rourke
Assignee (at issue)
EXCELLO CO., LTD.
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.