IP Library › Granted Patent US 11,818,533
Granted Patent Utility
US 11,818,533 · Confirmation No. 2263

LOUDSPEAKER

Inventors: Chaowu Li, Yongjian Li
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2023-11-14 EGRANT.PDF Digitally signed official patent eGrant document — View
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2023-08-07 NOA Notice of Allowance and Fees Due (PTOL-85) 7 View
2023-08-07 892 List of references cited by examiner 1 View
2023-08-07 FWCLM Index of Claims 1 View
2023-08-07 SRFW Search information including classification, databases and other search related notes 1 View
2023-08-07 IIFW Issue Information including classification, examiner, name, claim, renumbering, etc. 3 View
2023-08-07 SRNT Examiner's search strategy and results 5 View
2023-08-07 BIB Bibliographic Data Sheet 1 View
2023-07-11 A... Amendment/Request for Reconsideration-After Non-Final Rejection — View
2023-07-11 N417 Electronic Filing System Acknowledgment Receipt 2 View
2023-07-11 A... Amendment/Request for Reconsideration-After Non-Final Rejection 1 View
2023-07-11 CLM Claims 5 View
2023-07-11 REM Applicant Arguments/Remarks Made in an Amendment 6 View
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2023-04-13 CTNF Non-Final Rejection 8 View
2023-04-13 892 List of references cited by examiner 1 View
2023-04-13 FWCLM Index of Claims 1 View
2023-04-13 SRFW Search information including classification, databases and other search related notes 1 View
2023-04-13 BIB Bibliographic Data Sheet 1 View
2023-04-13 SRNT Examiner's search strategy and results 4 View
2023-01-04 A... Amendment/Request for Reconsideration-After Non-Final Rejection 1 View
2023-01-04 CLM Claims 5 View
2023-01-04 REM Applicant Arguments/Remarks Made in an Amendment 3 View
2023-01-04 N417 Electronic Filing System Acknowledgment Receipt 2 View
2023-01-04 A... Amendment/Request for Reconsideration-After Non-Final Rejection — View
2023-01-04 WFEE Fee Worksheet (SB06) 1 View
2022-11-10 CTNF Non-Final Rejection 8 View
2022-11-10 892 List of references cited by examiner 1 View
2022-11-10 SRFW Search information including classification, databases and other search related notes 1 View
2022-11-10 FWCLM Index of Claims 1 View
2022-11-10 1449 List of References cited by applicant and considered by examiner 5 View
2022-11-10 BIB Bibliographic Data Sheet 1 View
2022-11-10 SRNT Examiner's search strategy and results 3 View
2022-02-24 APP.FILE.REC Filing Receipt 4 View
2022-02-24 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2022-02-22 PA.. Power of Attorney 2 View
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2022-02-22 TRAN.LET Transmittal Letter 2 View
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2021-11-23 REF.OTHER Other reference-Patent/Application/Search Documents 7 View
2021-11-23 FOR Foreign Reference 81 View
2021-11-23 N417 Electronic Filing System Acknowledgment Receipt 3 View
2021-11-23 FOR Foreign Reference 82 View
2021-11-23 FOR Foreign Reference 19 View
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2021-10-13 WFEE Fee Worksheet (SB06) 1 View
2021-09-30 PA.. Power of Attorney 2 View
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2021-09-30 CLM Claims 5 View
2021-09-30 SPEC Specification 61 View
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2021-09-30 ADS Application Data Sheet 8 View
2021-09-30 TRNA Transmittal of New Application 2 View
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2021-09-30 A.PE Preliminary Amendment 1 View
2021-09-30 CLM Claims 5 View
2021-09-30 REM Applicant Arguments/Remarks Made in an Amendment 1 View
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Quick Facts
Patent No.
US 11,818,533
App. No.
17/449,488
Filed
2021-09-30
Granted
2023-11-14
Pub. No.
US20220021960A1
Art Unit
2692
PTA
0 days