IP Library › Granted Patent US 6,738,481
Granted Patent Utility
US 6,738,481 · Confirmation No. 9383

NOISE REDUCTION APPARATUS AND METHOD

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 Code Description Pages PDF
2004-04-05 LET. Miscellaneous Incoming Letter 1 View
2004-04-05 DRW Drawings-only black and white line drawings 3 View
2004-04-05 IFEE Issue Fee Payment (PTO-85B) 1 View
2001-01-10 TRNA Transmittal of New Application 1 View
2001-01-10 SPEC Specification 17 View
2001-01-10 CLM Claims 12 View
2001-01-10 ABST Abstract 1 View
2001-01-10 DRW Drawings-only black and white line drawings 3 View
2001-01-10 OATH Oath or Declaration filed 2 View
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Quick Facts
Patent No.
US 6,738,481
App. No.
09/757,962
Filed
2001-01-10
Granted
2004-05-18
Pub. No.
US20020126856A1
Art Unit
2643
PTA
-44 days