Number portability in a communications system | Patent Publication Number 20040057427
US 20040057427 A1Patent NumberUS 06999463 B2
Application Number10635664
Filled DateAug 6, 2003
Priority DateNov 22, 1996
Publication DateMar 25, 2004
Original AssigneeDeutsche Telekom Ag
Current AssigneeAssurance Wireless Usa L.p.
Ibsv Llc
Layer3 Tv Inc.
Sprint Spectrum
Sprint International Incorporated
Sprint Communications Company L.p.
Tmobile Us
Clearwire
Pushspring Inc.
Clearwire Communications Llc
Boost Worldwide Inc.
Ibsv Llc
Layer3 Tv Inc.
Sprint Spectrum
Sprint International Incorporated
Sprint Communications Company L.p.
Tmobile Us
Clearwire
Pushspring Inc.
Clearwire Communications Llc
Boost Worldwide Inc.
Inventor/ApplicantsWilliam Lyle Wiley
Michael Joseph Gardner
Albert Daniel DuRee
Joseph S. Christie
Jean M. Christie
Tracy Lee Nelson
Joseph Michael Christie, deceased
Joseph S. Christie, legal representative
Joseph Michael Christie
Michael Joseph Gardner
William Lyle Wiley
Albert Daniel DuRee
Tracy Lee Nelson
Jean M. Christie, legal representative
Michael Joseph Gardner
Albert Daniel DuRee
Joseph S. Christie
Jean M. Christie
Tracy Lee Nelson
Joseph Michael Christie, deceased
Joseph S. Christie, legal representative
Joseph Michael Christie
Michael Joseph Gardner
William Lyle Wiley
Albert Daniel DuRee
Tracy Lee Nelson
Jean M. Christie, legal representative
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