Granted Patent
Utility
US 4,542,475 · App. 06/443,928
Sampled data filter system as for a digital TV
Inventor:
Alfonse A. Acampora
Patented Case
View Patent ↗
Granted: Sep 17, 1985
Filed: Nov 23, 1982
Inventor
Alfonse A. Acampora
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.