IP Library › Patent Application 61601986
Patent Application Provisional
App. No. 61/601,986 · Confirmation No. 9564

ACOUSTIC ECHO CANCELLATION USING CLOSED-FORM SOLUTIONS

Provisional Application Expired
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 Code Description Pages PDF
2012-03-12 APP.FILE.REC Filing Receipt 3 View
2012-02-22 SPEC Specification 19 View
2012-02-22 ABST Abstract 1 View
2012-02-22 DRW Drawings-only black and white line drawings 15 View
2012-02-22 ADS Application Data Sheet 5 View
2012-02-22 WFEE Fee Worksheet (SB06) 2 View
2012-02-22 N417 Electronic Filing System Acknowledgment Receipt 3 View
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Quick Facts
App. No.
61/601,986
Filed
2012-02-22