IP Library Granted Patent US 6,480,821
Granted Patent Utility
US 6,480,821 · Confirmation No. 6265

METHODS AND APPARATUS FOR REDUCING NOISE ASSOCIATED WITH AN ELECTRICAL SPEECH SIGNAL

⬇ PDF
Code Description Pages PDF
2001-04-23 DRW Drawings-only black and white line drawings 4 View
2001-01-31 TRNA Transmittal of New Application 2 View
2001-01-31 SPEC Specification 12 View
2001-01-31 CLM Claims 12 View
2001-01-31 ABST Abstract 1 View
2001-01-31 DRW Drawings-only black and white line drawings 5 View
2001-01-31 OATH Oath or Declaration filed 3 View
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Quick Facts
Patent No.
US 6,480,821
App. No.
09/774,840
Filed
2001-01-31
Granted
2002-11-12
Pub. No.
US20020103640A1
Art Unit
2654
PTA
0 days