Granted Patent
Utility
US 6,646,206 · App. 10/145,303
Electrical cable having indicating malfunction means therein
Inventor:
John J. Ryeczek
Patented Case
View Patent ↗
Granted: Nov 11, 2003
Filed: May 13, 2002
Inventor
John J. Ryeczek
Assignee (at issue)
Hazardguard, Inc.
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.