Granted Patent
Utility
US 5,138,631 · App. 07/454,344
Satellite communication network
Inventor:
Desmond P. Taylor
Patented Case
View Patent ↗
Granted: Aug 11, 1992
Filed: Dec 21, 1989
Inventor
Desmond P. Taylor
Assignee (at issue)
GTE Spacenet 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.