Granted Patent
Utility
US 4,516,079 · App. 06/465,232
Coherent phase shift keyed demodulator for power line communication systems
Inventor:
Theodore H. York
Patented Case
View Patent ↗
Granted: May 7, 1985
Filed: Feb 9, 1983
Inventor
Theodore H. York
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.