Granted Patent
Utility
US 6,400,940 · App. 08/956,130
Customized on line user guide
Inventor:
DeWayne Allan Sennett
Patented Case
View Patent ↗
Granted: Jun 4, 2002
Filed: Oct 22, 1997
Inventor
DeWayne Allan Sennett
Assignee (at issue)
AT&T WIRELESS SERVICES, 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.