Granted Patent
Utility
US 4,945,354 · App. 07/276,072
Spurious signal correction for surface acoustic wave (SAW) security devices
Inventor:
James R. McColl
Patented Case
View Patent ↗
Granted: Jul 31, 1990
Filed: Nov 25, 1988
Inventor
James R. McColl
Assignee (at issue)
GTE Products Corporation
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.