Granted Patent
Utility
US 4,717,951 · App. 06/793,147
Adaptive digital filter
Inventor:
Russell T. Fling
Patented Case
View Patent ↗
Granted: Jan 5, 1988
Filed: Oct 31, 1985
Inventor
Russell T. Fling
Assignee (at issue)
RCA 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.