IP Library › Granted Patent US 6,724,870
Granted Patent Utility
US 6,724,870 · Confirmation No. 7344

SYSTEM AND METHOD FOR DISTRIBUTING ENHANCED TELEPHONY SERVICE TO CUSTOMER PREMISES EQUIPMENT

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2018-03-16 OATH Oath or Declaration filed 8 View
2007-05-11 EBCC.AD Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update 1 View
2007-05-10 EBCC.AD Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update 1 View
2004-02-09 IFEE Issue Fee Payment (PTO-85B) 4 View
2002-12-24 TRNA Transmittal of New Application 2 View
2002-12-24 A.PE Preliminary Amendment 6 View
2002-12-24 SPEC Specification 44 View
2002-12-24 CLM Claims 5 View
2002-12-24 ABST Abstract 1 View
2002-12-24 DRW Drawings-only black and white line drawings 10 View
2002-12-24 OATH Oath or Declaration filed 6 View
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Quick Facts
Patent No.
US 6,724,870
App. No.
10/328,830
Filed
2002-12-24
Granted
2004-04-20
Art Unit
2642
PTA
0 days