IP Library › Patent Application 17893162
Patent Application Utility
App. No. 17/893,162 · Confirmation No. 6953

ADDITION OF ALKALINE MATERIALS TO BIOTRICKLING FILTER OR BIO-FILTER MAKE-UP WATER

Abandoned -- Failure to Respond to an Office Action View Publication ↗
⬇ PDF
 Code Description Pages PDF
2026-06-18 ABN Abandonment 2 View
2025-10-23 CTFR Final Rejection 8 View
2025-10-23 SRFW Search information including classification, databases and other search related notes 1 View
2025-10-23 SRNT Examiner's search strategy and results 5 View
2025-09-18 A... Amendment/Request for Reconsideration-After Non-Final Rejection — View
2025-09-18 N417 Electronic Filing System Acknowledgment Receipt 2 View
2025-09-18 A... Amendment/Request for Reconsideration-After Non-Final Rejection 1 View
2025-09-18 CLM Claims 3 View
2025-09-18 REM Applicant Arguments/Remarks Made in an Amendment 4 View
2025-09-18 WFEE Fee Worksheet (SB06) 1 View
2025-06-18 CTNF Non-Final Rejection 10 View
2025-06-18 892 List of references cited by examiner 1 View
2025-06-18 SRFW Search information including classification, databases and other search related notes 1 View
2025-06-18 BIB Bibliographic Data Sheet 1 View
2025-06-18 1449 List of References cited by applicant and considered by examiner 4 View
2025-06-18 1449 List of References cited by applicant and considered by examiner 6 View
2025-06-18 1449 List of References cited by applicant and considered by examiner 6 View
2025-06-18 SRNT Examiner's search strategy and results 4 View
2023-12-21 FOR Foreign Reference 8 View
2023-12-21 FOR Foreign Reference 4 View
2023-12-21 IDS Information Disclosure Statement (IDS) Form (SB08) 4 View
2023-12-21 TRAN.LET Transmittal Letter 2 View
2023-12-21 N417 Electronic Filing System Acknowledgment Receipt 3 View
2023-03-09 NTC.PUB Notice of Publication 1 View
2022-12-13 IDS Information Disclosure Statement (IDS) Form (SB08) 6 View
2022-12-13 N417 Electronic Filing System Acknowledgment Receipt 2 View
2022-12-13 TRAN.LET Transmittal Letter 3 View
2022-11-23 APP.FILE.REC Filing Receipt 4 View
2022-11-23 WFEE Fee Worksheet (SB06) 1 View
2022-11-18 A.PE Preliminary Amendment 1 View
2022-11-18 CLM Claims 3 View
2022-11-18 REM Applicant Arguments/Remarks Made in an Amendment 1 View
2022-11-18 WFEE Fee Worksheet (SB06) 2 View
2022-11-18 N417 Electronic Filing System Acknowledgment Receipt 3 View
2022-10-17 APP.FILE.REC Filing Receipt 4 View
2022-09-14 NTC.MISS.PRT Notice to File Missing Parts 2 View
2022-09-14 APP.FILE.REC Filing Receipt 4 View
2022-09-14 WFEE Fee Worksheet (SB06) 1 View
2022-09-03 IDS Information Disclosure Statement (IDS) Form (SB08) 6 View
2022-09-03 TRAN.LET Transmittal Letter 1 View
2022-09-03 N417 Electronic Filing System Acknowledgment Receipt 2 View
2022-08-22 ADS Application Data Sheet 8 View
2022-08-22 SPEC Specification 42 View
2022-08-22 CLM Claims 6 View
2022-08-22 ABST Abstract 1 View
2022-08-22 DRW.NONBW Drawings-other than black and white line drawings 11 View
2022-08-22 OATH Oath or Declaration filed 1 View
2022-08-22 WFEE Fee Worksheet (SB06) 2 View
2022-08-22 N417 Electronic Filing System Acknowledgment Receipt 3 View
2022-08-22 SCORE Placeholder sheet indicating presence of supplemental content in Supplemental Complex Repository for Examiners(SCORE) 1 View
2022-08-22 DRW.SUPP Drawings-black and white line and/or other drawings — View
Monitor This Case
Get email alerts when status or documents change.
Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this application's details
Quick Facts
App. No.
17/893,162
Filed
2022-08-22
Pub. No.
US20230075149A1
Art Unit
1796