Telecommunications – Radiotelephone system – Special service
Reexamination Certificate
2007-01-08
2008-11-18
Ferguson, Keith T (Department: 2618)
Telecommunications
Radiotelephone system
Special service
C455S445000, C455S414100, C455S461000, C455S422100, C455S403000, C379S088220, C379S201010, C379S210010, C379S211010
Reexamination Certificate
active
07454197
ABSTRACT:
Methods and Systems are provided for routing a call to a landline communication unit or a wireless communication unit based on the availability of the wireless communication unit. A call placed to a landline communication unit is routed to the wireless communication unit if the wireless communication unit is determined available. Otherwise, the call is routed to the landline communication unit.
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Harry Newton, “Newton's Telecom Dictionary,” pp. 54-55, 1994.
Bartels Todd August
Brand Rodney T
Donoso Carlos H
Ford Kara Elisia
Heinmiller Wayne Robert
AT&T Knowlegdge Ventures, L.P.
Brinks Hofer Gilson & Lione
Ferguson Keith T
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