Granted Patent
Utility
US 6,702,103 · App. 10/019,709
Device for monitoring a tubular belt conveyor system
Inventor:
Bernd Küsel
Patented Case
View Patent ↗
Granted: Mar 9, 2004
Filed: Dec 27, 2001
Inventor
Bernd Küsel
Assignee (at issue)
Phoenix, 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.