IP Library › Granted Patent US 12,443,817
Granted Patent Utility
US 12,443,817 · Confirmation No. 5899

ENHANCED QUICK RESPONSE (qr) CODE SCAN SECURITY

Inventors: Hao Wu, Robert O'keefe
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 Code Description Pages PDF
2025-10-28 M327 Miscellaneous Communication to Applicant - No Action Count 2 View
2025-10-14 EGRANT.PDF Digitally signed official patent eGrant document — View
2025-10-14 EGRANT.NTF eGrant day-of Notification 2 View
2025-10-01 ISSUE.NTF Issue Notification 2 View
2025-09-19 IFEE Issue Fee Payment (PTO-85B) 3 View
2025-09-19 N417 Electronic Filing System Acknowledgment Receipt 2 View
2025-09-19 N417.PYMT Electronic Fee Payment 2 View
2025-07-29 NOA Notice of Allowance and Fees Due (PTOL-85) 8 View
2025-07-29 892 List of references cited by examiner 1 View
2025-07-29 SRFW Search information including classification, databases and other search related notes 1 View
2025-07-29 IIFW Issue Information including classification, examiner, name, claim, renumbering, etc. 3 View
2025-07-29 SRNT Examiner's search strategy and results 4 View
2025-07-29 BIB Bibliographic Data Sheet 1 View
2025-01-31 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2025-01-31 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2024-12-10 PA.. Power of Attorney 1 View
2023-12-28 NTC.PUB Notice of Publication 1 View
2023-09-28 AISP Letter of Suspension - Applicant Initiated 1 View
2023-09-28 M327 Miscellaneous Communication to Applicant - No Action Count 1 View
2023-09-19 N417.PYMT Electronic Fee Payment 2 View
2023-09-19 N417 Electronic Filing System Acknowledgment Receipt 2 View
2023-09-19 M856 Letter Requesting Suspension of Action 2 View
2022-08-03 APP.FILE.REC Filing Receipt 3 View
2022-08-03 WFEE Fee Worksheet (SB06) 1 View
2022-07-21 PA.. Power of Attorney 2 View
2022-07-21 DRW.NONBW Drawings-other than black and white line drawings 7 View
2022-07-21 SPEC Specification 21 View
2022-07-21 CLM Claims 4 View
2022-07-21 ABST Abstract 1 View
2022-07-21 WFEE Fee Worksheet (SB06) 2 View
2022-07-21 N417 Electronic Filing System Acknowledgment Receipt 3 View
2022-07-21 ADS Application Data Sheet 8 View
2022-07-21 OATH Oath or Declaration filed 2 View
2022-07-21 SCORE Placeholder sheet indicating presence of supplemental content in Supplemental Complex Repository for Examiners(SCORE) 1 View
2022-07-21 DRW.SUPP Drawings-black and white line and/or other drawings — View
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Quick Facts
Patent No.
US 12,443,817
App. No.
17/870,154
Filed
2022-07-21
Granted
2025-10-14
Pub. No.
US20230419067A1
Art Unit
2876
PTA
-183 days