Granted Patent
Utility
US 4,800,518 · App. 06/747,213
Differential correlator circuit
Inventor:
William J. Miller
Patented Case
View Patent ↗
Granted: Jan 24, 1989
Filed: Jun 21, 1985
Inventor
William J. Miller
Assignee (at issue)
Racal Data Communications, Inc.
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.