Granted Patent
Utility
US 4,540,066 · App. 06/597,957
Self-adjusting parking brake
Inventor:
Anthony C. Evans
Patented Case
View Patent ↗
Granted: Sep 10, 1985
Filed: Apr 9, 1984
Inventor
Anthony C. Evans
Assignee (at issue)
KELSEY-HAYES-COMPANY
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.