Granted Patent
Utility
US 6,393,270 · App. 08/950,389
Network authentication method for over the air activation
Inventors:
Mark Austin, Stephen Thomas Hardin
Patented Case
View Patent ↗
Granted: May 21, 2002
Filed: Oct 14, 1997
Inventors
Mark Austin
Stephen Thomas Hardin
Assignee (at issue)
BELLSOUTH INTELLECTUAL PROPERTY 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.