Granted Patent
Utility
US 6,748,074 · App. 10/100,969
System and method for purging a call list
Inventor:
Saima Khan
Patented Case
View Patent ↗
Granted: Jun 8, 2004
Filed: Mar 19, 2002
Inventor
Saima Khan
Assignee (at issue)
Concerto Software, 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.