IP Library › Granted Patent US 6,593,809
Granted Patent Utility
US 6,593,809 · Confirmation No. 6834

CIRCUIT FOR WIDENING THE STEREOBASE IN THE REPRODUCTION OF STEREOPHONIC SOUND SIGNALS

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 Code Description Pages PDF
2001-11-05 TRNA Transmittal of New Application 2 View
2001-11-05 SPEC Specification 6 View
2001-11-05 CLM Claims 2 View
2001-11-05 ABST Abstract 1 View
2001-11-05 DRW Drawings-only black and white line drawings 1 View
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Quick Facts
Patent No.
US 6,593,809
App. No.
09/993,403
Filed
2001-11-05
Granted
2003-07-15
Pub. No.
US20020113646A1
Art Unit
2819
PTA
-52 days