IP Library Granted Patent US 6,646,502
Granted Patent Utility
US 6,646,502 · Confirmation No. 2588

DIGITAL-INPUT CLASS-D AMPLIFIER

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2003-08-18 IFEE Issue Fee Payment (PTO-85B) 1 View
2003-08-18 LET. Miscellaneous Incoming Letter 2 View
2003-08-18 C.AD Change of Address 1 View
2002-08-06 TRNA Transmittal of New Application 4 View
2002-08-06 SPEC Specification 10 View
2002-08-06 CLM Claims 6 View
2002-08-06 ABST Abstract 1 View
2002-08-06 DRW Drawings-only black and white line drawings 8 View
2002-08-06 OATH Oath or Declaration filed 2 View
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Quick Facts
Patent No.
US 6,646,502
App. No.
10/212,904
Filed
2002-08-06
Granted
2003-11-11
Art Unit
2816
PTA
0 days