Granted Patent
Utility
US 5,421,642 · App. 08/187,928
Bimetal full face wheel
Inventor:
Kenneth R. Archibald
Patented Case
View Patent ↗
Granted: Jun 6, 1995
Filed: Jan 27, 1994
Inventor
Kenneth R. Archibald
Assignee (at issue)
Hayes Wheels International, Inc.
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.