Granted Patent
Utility
US 4,478,458 · App. 06/438,589
Locking and anti-loosening construction for vehicle rim
Inventor:
C. Hight Flexman
Patented Case
View Patent ↗
Granted: Oct 23, 1984
Filed: Nov 2, 1982
Inventor
C. Hight Flexman
Assignee (at issue)
McGard LLC
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.