IP Library › Granted Patent US 6,438,114
Granted Patent Utility
US 6,438,114 · Confirmation No. 2479

METHOD AND APPARATUS FOR ENABLING MULTIMEDIA CALLS USING SESSION INITIATION PROTOCOL

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2014-07-24 EBCC.AD Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update 1 View
2011-03-04 EBCC.AD Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update 1 View
2001-02-05 TRNA Transmittal of New Application 2 View
2001-02-05 SPEC Specification 17 View
2001-02-05 CLM Claims 6 View
2001-02-05 ABST Abstract 1 View
2001-02-05 DRW Drawings-only black and white line drawings 6 View
2001-02-05 OATH Oath or Declaration filed 3 View
2001-02-05 TRNA Transmittal of New Application 2 View
2001-02-05 SPEC Specification 17 View
2001-02-05 CLM Claims 6 View
2001-02-05 ABST Abstract 1 View
2001-02-05 DRW Drawings-only black and white line drawings 6 View
2001-02-05 OATH Oath or Declaration filed 3 View
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Quick Facts
Patent No.
US 6,438,114
App. No.
09/777,189
Filed
2001-02-05
Granted
2002-08-20
Pub. No.
US20020105943A1
Examiner
HSU, ALPUS
Art Unit
2665
PTA
0 days