Granted Patent
Utility
US 6,634,027 · App. 09/293,465
Communications circuitry for combining terrestrial and satellite signals
Inventor:
Harold W. Johnson
Patented Case
View Patent ↗
Granted: Oct 14, 2003
Filed: Apr 15, 1999
Inventor
Harold W. Johnson
Assignee (at issue)
SPRINT COMMUNICATIONS COMPANY, L.P.
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.