Granted Patent
Utility
US 5,091,938 · App. 07/563,165
System and method for transmitting entertainment information to authorized ones of plural receivers
Inventors:
John R. Thompson, C. J. Hunting, William L. Phipps, Steven J. Raynesford, Philip H. Rittmueller
Patented Case
View Patent ↗
Granted: Feb 25, 1992
Filed: Aug 6, 1990
Inventors
John R. Thompson
C. J. Hunting
William L. Phipps
Steven J. Raynesford
Philip H. Rittmueller
Assignee (at issue)
NEC Home Electronics, 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.