IP Library Granted Patent US 6,718,035
Granted Patent Utility
US 6,718,035 · Confirmation No. 6634

ECHO CANCELLER EMPLOYING DUAL-H ARCHITECTURE HAVING SPLIT ADAPTIVE GAIN SETTINGS

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Code Description Pages PDF
2004-02-18 IFEE Issue Fee Payment (PTO-85B) 6 View
2001-04-16 TRNA Transmittal of New Application 2 View
2001-04-16 A.PE Preliminary Amendment 27 View
2001-04-16 SPEC Specification 31 View
2001-04-16 CLM Claims 5 View
2001-04-16 ABST Abstract 1 View
2001-04-16 DRW Drawings-only black and white line drawings 8 View
2001-04-16 OATH Oath or Declaration filed 3 View
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Quick Facts
Patent No.
US 6,718,035
App. No.
09/834,718
Filed
2001-04-16
Granted
2004-04-06
Pub. No.
US20010016041A1
Art Unit
2644
PTA
-37 days