Granted Patent
Utility
US 5,848,550 · App. 08/850,600
Parking brake manual release mechanism
Inventors:
Christopher A. Cathcart, Roland S. Moore
Patented Case
View Patent ↗
Granted: Dec 15, 1998
Filed: May 2, 1997
Inventors
Christopher A. Cathcart
Roland S. Moore
Assignee (at issue)
Westinghouse Air Brake Co.
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.