Granted Patent
Utility
US 4,864,613 · App. 07/217,049
Broadband converter/descrambler interface for cable TV
Inventor:
James R. Van Cleave
Patented Case
View Patent ↗
Granted: Sep 5, 1989
Filed: Jul 8, 1988
Inventor
James R. Van Cleave
Assignee (at issue)
General Instrument 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.