Granted Patent
Utility
US 6,334,053 · App. 09/663,574
Procedure and system for providing an answering service
Inventor:
Mikko Halonen
Patented Case
View Patent ↗
Granted: Dec 25, 2001
Filed: Sep 12, 2000
Inventor
Mikko Halonen
Assignee (at issue)
Nokia Networks Oy
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.