IP Library Patent Application 61752569
Patent Application Provisional Small
App. No. 61/752,569 · Confirmation No. 4986

METHODS AND SYSTEMS FOR SPECTRAL EXPANSION OF A VOICE SIGNAL

Provisional Application Expired
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Code Description Pages PDF
2013-11-12 PET.POA.WDRW Request for withdrawal as attorney or agent 2 View
2013-11-12 N417 Electronic Filing System Acknowledgment Receipt 2 View
2013-01-25 APP.FILE.REC Filing Receipt 3 View
2013-01-15 TR.PROV Provisional Cover Sheet (SB16) 2 View
2013-01-15 SPEC Specification 10 View
2013-01-15 CLM Claims 3 View
2013-01-15 DRW Drawings-only black and white line drawings 4 View
2013-01-15 WFEE Fee Worksheet (SB06) 2 View
2013-01-15 N417 Electronic Filing System Acknowledgment Receipt 2 View
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Quick Facts
App. No.
61/752,569
Filed
2013-01-15