Granted Patent
Utility
US 6,427,010 · App. 09/012,727
Systems and methods for providing voice mail services to ported numbers by supplying routing information via signaling network
Inventors:
Robert D. Farris, Jeffery A. Gardner
Patented Case
View Patent ↗
Granted: Jul 30, 2002
Filed: Jan 23, 1998
Inventors
Robert D. Farris
Jeffery A. Gardner
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.