Granted Patent
Utility
US 5,538,331 · App. 08/380,023
Applications of EPIC.RTM. 3102 brake equipment to electro-pneumatic systems
Inventor:
Paul J. Kettle, Jr.
Patented Case
View Patent ↗
Granted: Jul 23, 1996
Filed: Jan 30, 1995
Inventor
Paul J. Kettle, Jr.
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.