Granted Patent
Utility
US 6,384,721 · App. 09/774,958
Brake wear sensor
Inventor:
Perry M. Paielli
Patented Case
View Patent ↗
Granted: May 7, 2002
Filed: Jan 31, 2001
Inventor
Perry M. Paielli
Assignee (at issue)
DANA LIMITED
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.