IP Library Granted Patent US 6,574,281
Granted Patent Utility
US 6,574,281 · Confirmation No. 2745

VOICE RECORDING AND PLAYBACK MODE USING THE G.726 HALF-RATE WITHIN THE PERSONAL HANDY PHONE SYSTEM

Patented Case View Patent ↗
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Code Description Pages PDF
2001-04-09 DRW Drawings-only black and white line drawings 8 View
2001-01-02 TRNA Transmittal of New Application 6 View
2001-01-02 SPEC Specification 25 View
2001-01-02 CLM Claims 9 View
2001-01-02 ABST Abstract 1 View
2001-01-02 DRW Drawings-only black and white line drawings 8 View
2001-01-02 OATH Oath or Declaration filed 4 View
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Quick Facts
Patent No.
US 6,574,281
App. No.
09/753,824
Filed
2001-01-02
Granted
2003-06-03
Art Unit
2634
PTA
-70 days