Granted Patent
Utility
US 5,640,445 · App. 08/451,768
Outbound call pacing method which statistically matches the number of calls dialed to the number of available operators
Inventor:
John David
Patented Case
View Patent ↗
Granted: Jun 17, 1997
Filed: May 26, 1995
Inventor
John David
Assignee (at issue)
EIS International
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.