Granted Patent
Utility
US 6,600,821 · App. 09/426,615
System and method for automatically detecting problematic calls
Inventors:
Michael Chan, Patrick Francis Donohue, Serdar Uckun
Patented Case
View Patent ↗
Granted: Jul 29, 2003
Filed: Oct 26, 1999
Inventors
Michael Chan
Patrick Francis Donohue
Serdar Uckun
Assignee (at issue)
Rockwell Electronic Commerce
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.