IP Library Granted Patent US 6,678,652
Granted Patent Utility
US 6,678,652 · Confirmation No. 2435

AUDIO SIGNAL PROCESSING APPARATUS

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Code Description Pages PDF
2003-11-24 IFEE Issue Fee Payment (PTO-85B) 1 View
2003-11-24 LET. Miscellaneous Incoming Letter 1 View
2003-11-24 DRW Drawings-only black and white line drawings 17 View
2002-03-13 TRNA Transmittal of New Application 3 View
2002-03-13 A.PE Preliminary Amendment 7 View
2002-03-13 SPEC Specification 53 View
2002-03-13 CLM Claims 14 View
2002-03-13 ABST Abstract 1 View
2002-03-13 DRW Drawings-only black and white line drawings 17 View
2002-03-13 OATH Oath or Declaration filed 2 View
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Quick Facts
Patent No.
US 6,678,652
App. No.
10/096,276
Filed
2002-03-13
Granted
2004-01-13
Pub. No.
US20020091514A1
Art Unit
2655
PTA
0 days