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Patent Application Utility PCT National Stage
App. No. 17/799,992 · Confirmation No. 5874

PURIFICATION OF SACCHARIDES

Applicant: Pfizer Inc.
Final Rejection Mailed View Publication ↗
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2026-06-09 CTFR Final Rejection 22 View
2026-06-09 892 List of references cited by examiner 1 View
2026-06-09 SRFW Search information including classification, databases and other search related notes 1 View
2026-06-09 SRNT Examiner's search strategy and results 1 View
2026-06-09 SRNT Examiner's search strategy and results 5 View
2026-03-12 A... Amendment/Request for Reconsideration-After Non-Final Rejection — View
2026-03-12 A... Amendment/Request for Reconsideration-After Non-Final Rejection 1 View
2026-03-12 CLM Claims 3 View
2026-03-12 REM Applicant Arguments/Remarks Made in an Amendment 4 View
2026-03-12 N417 Electronic Filing System Acknowledgment Receipt 2 View
2026-03-12 WFEE Fee Worksheet (SB06) 1 View
2025-12-12 CTNF Non-Final Rejection 18 View
2025-12-12 892 List of references cited by examiner 1 View
2025-12-12 SRFW Search information including classification, databases and other search related notes 1 View
2025-12-12 BIB Bibliographic Data Sheet 2 View
2025-12-12 SRNT Examiner's search strategy and results 1 View
2025-12-12 1449 List of References cited by applicant and considered by examiner 4 View
2025-12-12 1449 List of References cited by applicant and considered by examiner 4 View
2025-12-12 1449 List of References cited by applicant and considered by examiner 5 View
2025-12-12 1449 List of References cited by applicant and considered by examiner 10 View
2025-12-12 1449 List of References cited by applicant and considered by examiner 4 View
2025-09-24 FOR Foreign Reference 29 View
2025-09-24 IDS Information Disclosure Statement (IDS) Form (SB08) 5 View
2025-09-24 PTA.IDS Patent Term Adjustment Statement under 37 CFR 1.704(d) filed with an IDS 2 View
2025-09-24 N417 Electronic Filing System Acknowledgment Receipt 2 View
2025-08-19 ELC. Response to Election / Restriction Filed — View
2025-08-19 N417 Electronic Filing System Acknowledgment Receipt 2 View
2025-08-19 N417.PYMT Electronic Fee Payment 2 View
2025-08-19 ELC. Response to Election / Restriction Filed 1 View
2025-08-19 CLM Claims 4 View
2025-08-19 REM Applicant Arguments/Remarks Made in an Amendment 1 View
2025-05-19 CTRS Requirement for Restriction/Election 8 View
2024-03-26 FOR Foreign Reference 73 View
2024-03-26 TRAN.LET Transmittal Letter 2 View
2024-03-26 IDS Information Disclosure Statement (IDS) Form (SB08) 4 View
2024-03-26 FOR Foreign Reference 14 View
2024-03-26 N417 Electronic Filing System Acknowledgment Receipt 3 View
2024-03-26 FOR Foreign Reference 15 View
2023-07-07 TRAN.LET Transmittal Letter 2 View
2023-07-07 N417 Electronic Filing System Acknowledgment Receipt 3 View
2023-07-07 IDS Information Disclosure Statement (IDS) Form (SB08) 4 View
2023-07-07 FOR Foreign Reference 11 View
2023-07-07 FOR Foreign Reference 10 View
2023-07-07 FOR Foreign Reference 48 View
2023-05-05 WCLM Claims Worksheet (PTO-2022) 1 View
2023-05-05 WFEE Fee Worksheet (SB06) 1 View
2023-05-05 M903 Notice of Designated Office (DO) / Elected Office (EO) Acceptance Mailed 2 View
2023-05-05 APP.FILE.REC Filing Receipt 4 View
2023-03-16 NTC.PUB Notice of Publication 1 View
2023-02-24 IDS Information Disclosure Statement (IDS) Form (SB08) 4 View
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2023-02-24 IDS Information Disclosure Statement (IDS) Form (SB08) 10 View
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2023-02-24 N417 Electronic Filing System Acknowledgment Receipt 11 View
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2023-02-24 IDS.R197.REL ​Letter specifying the conditions for filing under 37 CFR 1.97​ 2 View
2023-02-24 FOR Foreign Reference 9 View
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2023-02-24 REF.OTHER Other reference-Patent/Application/Search Documents 11 View
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2023-02-22 PEFR Applicant Response to Pre-Exam Formalities Notice — View
2023-02-22 PEFR Applicant Response to Pre-Exam Formalities Notice 1 View
2023-02-22 SPEC Specification 1 View
2023-02-22 CLM Claims 3 View
2023-02-22 REM Applicant Arguments/Remarks Made in an Amendment 2 View
2023-02-22 N417.PYMT Electronic Fee Payment 2 View
2023-02-22 N417 Electronic Filing System Acknowledgment Receipt 3 View
2022-11-22 WCLM Claims Worksheet (PTO-2022) 1 View
2022-11-22 371.FEE.M923 371 (National Stage) Supplemental Fees Missing - Form M923 2 View
2022-11-22 WFEE Fee Worksheet (SB06) 1 View
2022-11-22 APP.FILE.REC Filing Receipt 4 View
2022-08-16 DRW Drawings-only black and white line drawings 4 View
2022-08-16 CLM Claims 3 View
2022-08-16 371P Documents submitted with 371 (National Stage) Applications 3 View
2022-08-16 FRPR Certified Copy of Foreign Priority Application 225 View
2022-08-16 SPEC Specification 203 View
2022-08-16 FRPR Certified Copy of Foreign Priority Application 243 View
2022-08-16 ABST Abstract 2 View
2022-08-16 371P Documents submitted with 371 (National Stage) Applications 1 View
2022-08-16 FRPR Certified Copy of Foreign Priority Application 229 View
2022-08-16 P.N.101.CONV PCT/RO/101 - Request form for new International Application - Conventional 10 View
2022-08-16 CRFE Sequence Listing in Computer Readable Format, No errors found 18 View
2022-08-16 CRFE Sequence Listing in Computer Readable Format, No errors found — View
2022-08-16 PA.. Power of Attorney 3 View
2022-08-16 WFEE Fee Worksheet (SB06) 2 View
2022-08-16 N417 Electronic Filing System Acknowledgment Receipt 3 View
2022-08-16 TRNA Transmittal of New Application 4 View
2022-08-16 OATH Oath or Declaration filed 4 View
2022-08-16 ADS Application Data Sheet 9 View
2022-08-16 371P Documents submitted with 371 (National Stage) Applications 212 View
2022-08-16 SEQ.TXT Sequence Listing (Text File) 1 View
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Quick Facts
App. No.
17/799,992
Filed
2022-08-16
Pub. No.
US20230085173A1
Art Unit
1693