Granted Patent
Utility
US 6,023,966 · App. 08/803,415
Safe brake cutout detection for train
Inventors:
Richard J. Mazur, Paul E. Jamieson, John H. Corvin
Patented Case
View Patent ↗
Granted: Feb 15, 2000
Filed: Feb 20, 1997
Inventors
Richard J. Mazur
Paul E. Jamieson
John H. Corvin
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.