Granted Patent
Utility
US 4,567,473 · App. 06/673,265
Resonant tag and deactivator for use in an electronic security system
Inventor:
George J. Lichtblau
Patented Case
View Patent ↗
Granted: Jan 28, 1986
Filed: Nov 20, 1984
Inventor
George J. Lichtblau
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.