Granted Patent
Utility
US 4,868,886 · App. 07/206,392
Combined global/spot beam configuration for satellite communications
Inventors:
Francois T. Assal, Amir I. Zaghloul
Patented Case
View Patent ↗
Granted: Sep 19, 1989
Filed: Jun 14, 1988
Inventors
Francois T. Assal
Amir I. Zaghloul
Assignee (at issue)
Communications Satellite 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.