Granted Patent
Utility
US 4,644,321 · App. 06/663,252
Wireless power line communication apparatus
Inventor:
Jerry M. Kennon
Patented Case
View Patent ↗
Granted: Feb 17, 1987
Filed: Oct 22, 1984
Inventor
Jerry M. Kennon
Assignee (at issue)
Westinghouse Electric Company 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.