Granted Patent
Utility
US 6,154,488 · App. 08/933,745
Low frequency bilateral communication over distributed power lines
Inventor:
Paul C. Hunt
Patented Case
View Patent ↗
Granted: Nov 28, 2000
Filed: Sep 23, 1997
Inventor
Paul C. Hunt
Assignee (at issue)
Hunt Technologies, 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.