Granted Patent
Utility
US 5,682,388 · App. 08/565,291
Data testing
Inventor:
Malcolm Reeves
Patented Case
View Patent ↗
Granted: Oct 28, 1997
Filed: Nov 30, 1995
Inventor
Malcolm Reeves
Assignee (at issue)
Westinghouse Brake and Signal Holdings Limited
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.