Granted Patent
Utility
US 5,586,630 · App. 08/440,908
Spring applied/fluid released parking brake
Inventor:
Gregory J. Orzal
Patented Case
View Patent ↗
Granted: Dec 24, 1996
Filed: May 15, 1995
Inventor
Gregory J. Orzal
Assignee (at issue)
Wacker Corporation
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.