Granted Patent
Utility
US 4,608,539 · App. 06/671,948
FM detector with injection locked divider input circuit
Inventor:
Rodney J. Lawton
Patented Case
View Patent ↗
Granted: Aug 26, 1986
Filed: Nov 16, 1984
Inventor
Rodney J. Lawton
Assignee (at issue)
Plessey Overseas Limited
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.