IP Library › Granted Patent US 6,775,272
Granted Patent Utility
US 6,775,272 · Confirmation No. 1476

VIRTUAL PBX SYSTEM

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2004-06-11 IFEE Issue Fee Payment (PTO-85B) 2 View
2004-02-02 IFEE Issue Fee Payment (PTO-85B) 2 View
2002-03-25 TRNA Transmittal of New Application 2 View
2002-03-25 ADS Application Data Sheet 4 View
2002-03-25 SPEC Specification 22 View
2002-03-25 CLM Claims 7 View
2002-03-25 ABST Abstract 1 View
2002-03-25 DRW Drawings-only black and white line drawings 9 View
2002-03-25 OATH Oath or Declaration filed 4 View
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Quick Facts
Patent No.
US 6,775,272
App. No.
10/106,524
Filed
2002-03-25
Granted
2004-08-10
Pub. No.
US20020114329A1
Art Unit
2667
PTA
0 days