IP Library › Granted Patent US 6,650,755
Granted Patent Utility
US 6,650,755 · Confirmation No. 2752

VOICE-TO-REMAINING AUDIO (VRA) INTERACTIVE CENTER CHANNEL DOWNMIX

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2009-05-04 LET. Miscellaneous Incoming Letter 1 View
2009-05-04 N417 Electronic Filing System Acknowledgment Receipt 2 View
2007-05-11 PA.. Power of Attorney 1 View
2007-05-11 N417 Electronic Filing System Acknowledgment Receipt 2 View
2007-05-11 R3.73 Assignee showing of ownership per 37 CFR 3.73 1 View
2003-09-16 IFEE Issue Fee Payment (PTO-85B) 1 View
2002-06-25 TRNA Transmittal of New Application 2 View
2002-06-25 SPEC Specification 22 View
2002-06-25 CLM Claims 1 View
2002-06-25 ABST Abstract 1 View
2002-06-25 DRW Drawings-only black and white line drawings 6 View
2002-06-25 OATH Oath or Declaration filed 5 View
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Quick Facts
Patent No.
US 6,650,755
App. No.
10/178,553
Filed
2002-06-25
Granted
2003-11-18
Pub. No.
US20030002683A1
Art Unit
2644
PTA
-29 days