IP Library › Patent Application 18726178
Patent Application Utility PCT National Stage
App. No. 18/726,178 · Confirmation No. 7593

Tide Gate Check Valve with an Enlarged Integral Annular Wall

Inventor: Michael J. Duer
Notice of Allowance Mailed -- Application Received in Office of Publications View Publication ↗
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2026-07-22 NOA Notice of Allowance and Fees Due (PTOL-85) 5 View
2026-07-22 IIFW Issue Information including classification, examiner, name, claim, renumbering, etc. 3 View
2026-07-22 SRFW Search information including classification, databases and other search related notes 2 View
2026-07-22 SRNT Examiner's search strategy and results 3 View
2026-07-06 A... Amendment/Request for Reconsideration-After Non-Final Rejection — View
2026-07-06 A... Amendment/Request for Reconsideration-After Non-Final Rejection 1 View
2026-07-06 CLM Claims 4 View
2026-07-06 REM Applicant Arguments/Remarks Made in an Amendment 2 View
2026-07-06 N417 Electronic Filing System Acknowledgment Receipt 2 View
2026-06-06 WFEE Fee Worksheet (SB06) 1 View
2026-04-10 CTNF Non-Final Rejection 11 View
2026-04-10 SRFW Search information including classification, databases and other search related notes 2 View
2026-04-10 SRNT Examiner's search strategy and results 3 View
2026-03-20 N417.PYMT Electronic Fee Payment 2 View
2026-03-20 RCEX Request for Continued Examination (RCE) 3 View
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2026-02-25 CTAV Advisory Action (PTOL-303) 3 View
2026-02-25 1449 List of References cited by applicant and considered by examiner 5 View
2026-02-25 ANE.I Amendment After Final or under 37CFR 1.312, initialed by the examiner. 1 View
2026-02-20 A.NE Response After Final Action — View
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2026-02-20 CLM Claims 6 View
2026-02-20 REM Applicant Arguments/Remarks Made in an Amendment 2 View
2026-02-20 N417 Electronic Filing System Acknowledgment Receipt 2 View
2026-02-20 WFEE Fee Worksheet (SB06) 1 View
2026-02-20 AMSB Amendment Submitted/Entered with Filing of Continued Prosecution Application (CPA)/Request for Continued Examination(RCE) 1 View
2026-02-06 FOR Foreign Reference 3 View
2026-02-06 IDS Information Disclosure Statement (IDS) Form (SB08) 5 View
2026-02-06 REF.OTHER Other reference-Patent/Application/Search Documents 9 View
2026-02-06 FOR Foreign Reference 28 View
2026-02-06 TRAN.LET Transmittal Letter 1 View
2026-02-06 FOR Foreign Reference 14 View
2026-02-06 N417.PYMT Electronic Fee Payment 2 View
2026-02-06 N417 Electronic Filing System Acknowledgment Receipt 2 View
2026-02-02 SES.REQ Assertion of entitlement to small entity status 1 View
2026-02-02 N417 Electronic Filing System Acknowledgment Receipt 2 View
2025-11-20 CTFR Final Rejection 19 View
2025-11-20 SRFW Search information including classification, databases and other search related notes 2 View
2025-11-20 SRNT Examiner's search strategy and results 2 View
2025-10-27 A... Amendment/Request for Reconsideration-After Non-Final Rejection — View
2025-10-27 N417 Electronic Filing System Acknowledgment Receipt 2 View
2025-10-27 A... Amendment/Request for Reconsideration-After Non-Final Rejection 1 View
2025-10-27 CLM Claims 5 View
2025-10-27 REM Applicant Arguments/Remarks Made in an Amendment 3 View
2025-07-25 CTNF Non-Final Rejection 19 View
2025-07-25 892 List of references cited by examiner 1 View
2025-07-25 SRFW Search information including classification, databases and other search related notes 1 View
2025-07-25 1449 List of References cited by applicant and considered by examiner 4 View
2025-07-25 SRNT Examiner's search strategy and results 5 View
2025-07-25 BIB Bibliographic Data Sheet 1 View
2025-02-27 NTC.PUB Notice of Publication 1 View
2025-02-10 APP.FILE.REC Filing Receipt 3 View
2025-02-10 M903 Notice of Designated Office (DO) / Elected Office (EO) Acceptance Mailed 2 View
2025-02-10 WCLM Claims Worksheet (PTO-2022) 1 View
2025-02-10 WFEE Fee Worksheet (SB06) 1 View
2025-01-20 PEFR Applicant Response to Pre-Exam Formalities Notice 2 View
2025-01-20 OATH Oath or Declaration filed 1 View
2025-01-20 N417 Electronic Filing System Acknowledgment Receipt 2 View
2025-01-20 N417.PYMT Electronic Fee Payment 2 View
2024-11-21 APP.FILE.REC Filing Receipt 3 View
2024-11-21 371.FEE.M923 371 (National Stage) Supplemental Fees Missing - Form M923 2 View
2024-11-21 WCLM Claims Worksheet (PTO-2022) 1 View
2024-11-21 WFEE Fee Worksheet (SB06) 1 View
2024-11-21 WELCOME.LET Welcome Letter from USPTO Director and Deputy Director 1 View
2024-09-30 IDS Information Disclosure Statement (IDS) Form (SB08) 4 View
2024-09-30 REF.OTHER Other reference-Patent/Application/Search Documents 12 View
2024-09-30 N417 Electronic Filing System Acknowledgment Receipt 2 View
2024-09-30 FOR Foreign Reference 28 View
2024-09-30 REF.OTHER Other reference-Patent/Application/Search Documents 7 View
2024-09-30 TRAN.LET Transmittal Letter 1 View
2024-09-30 FOR Foreign Reference 12 View
2024-07-02 ADS Application Data Sheet 8 View
2024-07-02 N417 Electronic Filing System Acknowledgment Receipt 2 View
2024-07-02 PA.. Power of Attorney 2 View
2024-07-02 TRNA Transmittal of New Application 4 View
2024-07-02 N417.PYMT Electronic Fee Payment 2 View
2024-07-02 A.PE Preliminary Amendment 1 View
2024-07-02 SPEC Specification 1 View
2024-07-02 REM Applicant Arguments/Remarks Made in an Amendment 1 View
2024-07-02 371P Documents submitted with 371 (National Stage) Applications 1 View
2024-07-02 P.N.101.CONV PCT/RO/101 - Request form for new International Application - Conventional 4 View
2024-07-02 371P Documents submitted with 371 (National Stage) Applications 1 View
2024-07-02 FRPR Certified Copy of Foreign Priority Application 43 View
2024-07-02 ABST Abstract 2 View
2024-07-02 SPEC Specification 13 View
2024-07-02 CLM Claims 4 View
2024-07-02 DRW Drawings-only black and white line drawings 6 View
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Quick Facts
App. No.
18/726,178
Filed
2024-07-02
Pub. No.
US20250067355A1
Art Unit
3753