Granted Patent
Utility
US 5,769,364 · App. 08/856,460
Coded track circuit with diagnostic capability
Inventor:
Joseph Cipollone
Patented Case
View Patent ↗
Granted: Jun 23, 1998
Filed: May 14, 1997
Inventor
Joseph Cipollone
Assignee (at issue)
Harmon Industries, LLC
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.