Granted Patent
Utility
US 6,507,866 · App. 09/356,974
E-mail usage pattern detection
Inventor:
Ronald Samuel Barchi
Patented Case
View Patent ↗
Granted: Jan 14, 2003
Filed: Jul 19, 1999
Inventor
Ronald Samuel Barchi
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.