IP Library › Patent Application 63342821
Patent Application Provisional
App. No. 63/342,821 · Confirmation No. 7907

ACOUSTIC ECHO CANCELLATION WITH SPEAKER SYSTEM LINEARIZATION

Inventor: Limin Zhou
Provisional Application Expired
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 Code Description Pages PDF
2024-01-18 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2024-01-18 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2024-01-09 N417 Electronic Filing System Acknowledgment Receipt 2 View
2024-01-09 PA.. Power of Attorney 2 View
2022-12-12 APP.FILE.REC Filing Receipt 3 View
2022-12-12 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2022-12-06 PA.. Power of Attorney 2 View
2022-12-06 R3.73 Assignee showing of ownership per 37 CFR 3.73 3 View
2022-12-06 ADS Application Data Sheet 8 View
2022-12-06 N417 Electronic Filing System Acknowledgment Receipt 2 View
2022-12-06 R46C.REQ Request under 37CFR1.46(c) to correct, update, change applicant 2 View
2022-05-26 APP.FILE.REC Filing Receipt 3 View
2022-05-17 PA.. Power of Attorney 2 View
2022-05-17 SPEC Specification 7 View
2022-05-17 CLM Claims 1 View
2022-05-17 APPENDIX Appendix to the specification 1 View
2022-05-17 APPENDIX Appendix to the specification 14 View
2022-05-17 WFEE Fee Worksheet (SB06) 2 View
2022-05-17 N417 Electronic Filing System Acknowledgment Receipt 3 View
2022-05-17 ADS Application Data Sheet 8 View
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Quick Facts
App. No.
63/342,821
Filed
2022-05-17