Prosecution Insights
Last updated: August 17, 2026

Nchain Licensing AG

51 pending office actions • 23 art units • 45 examiners • 0 of 51 (0%) have an AI response strategy ready • 106 patents granted in the last 365 days

Portfolio Summary

51
Total Pending OAs
38
Non-Final OAs
11
Final Rejections
2
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 14 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

6
Overdue
0
Due this week
5
Due this month
2
Due in next 60 days
1
Due later

Deadline Fire Line

Every pending office action with a known statutory deadline, placed on a days-until-due axis. Dots left of Today are overdue; the further right, the more runway. Cases that share a deadline window stack vertically. 14 of the docket's apps have a known mailing date.

-30dToday30d60d90d120d
Overdue (6)Due ≤ 30 days (5)Due ≤ 60 days (2)Due later (1)

Case Difficulty Mix

Difficulty is derived from the rejection statutes on the most recent pending office action. §101-driven and multi-statute cases are graded Hard; §112-only and obviousness-type double-patenting cases are graded Easy; everything else is Medium. "Unknown" means we have not yet parsed a statute for that office action.

32
Hard (63%)
15
Medium (29%)
3
Easy (6%)
1
Unknown (2%)

Rejection Statute Mix

BucketCases
§101 only7 (14%)
§101 + other19 (37%)
§103 only14 (27%)
§112 only1 (2%)
Double-patenting only2 (4%)
Double-patenting + other1 (2%)
Multi-statute (no §101)6 (12%)
No statute on record1 (2%)

Industry Mix

How the docket's pending cases split across USPTO tech-center bands.

1
Life Sciences
2% of docket
16
Information Tech
31% of docket
0
Communications
0% of docket
0
Semiconductors
0% of docket
27
Mechanical / Eng
53% of docket
7
Business / Other
14% of docket

Time-on-OA Estimate

Manual office-action response work runs about 10 hours per case. The time-saved bands below show what IP Author's prosecution pipeline typically delivers — a conservative 20% on the low end, 35% in the middle, 50% on the high end.

510 h
Manual time on pending OAs
102 h
Time saved (low, 20%)
178 h
Time saved (mid, 35%)
4.5 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
ZHANG, DUAN 3 61.3% +16.9%
SHAHABI, ARI ARASTOO 2 55.5% +41.1%
MURPHY, JOSEPH B 2 90.2% +12.9%
DING, CHUNLING 2 55.9% +61.4%
IMMANUEL, ILSE I 2 26.6% +26.6%
GARCIA MIZE, KARLYANNIE MARIE 1 36.2% +29.1%
KUO, CHENYUH 1 73.6% +52.4%
ZELASKIEWICZ, CHRYSTINA E 1 32.8% +35.4%
ULLAH, SHARIF E 1 84.6% +21.7%
CRIBBS, MALCOLM 1 88.9% +14.7%

Quick Wins (2)

Cases in front of an examiner with an allow rate of 80%+ where the difficulty is Easy or Medium. The top 2 ordered by deadline are shown.

App #TitleExaminerDue in
19226557 COMPUTER-IMPLEMENTED METHOD AND SYSTEM FOR TRANSFERRING ACCESS TO A DIGITAL ASSET ULLAH, SHARIF E
19189340 AGENT-BASED TURING COMPLETE TRANSACTIONS INTEGRATING FEEDBACK WITHIN A BLOCKCHAIN SYSTEM MURPHY, JOSEPH B

Hard Cases (32)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 8 ordered by deadline are shown.

App #TitleExaminerDue in
18756787 SECURE OFF-CHAIN BLOCKCHAIN TRANSACTIONS CHOI, YUE YIN 36d overdue
18838086 BLOCKCHAIN TRANSACTION HYDER, MD SAKIB 2d overdue
17794003 MECHANOCHEMICAL SNAr REACTIONS CHANDRAKUMAR, NIZAL S 2d overdue
18286086 UNIFORM RESOURCE IDENTIFIER CHBOUKI, TAREK 9d
18706075 A COMPUTER IMPLEMENTED METHOD AND SYSTEM WARDEN, MICHAEL J 14d
19215693 SCRIPT BASED BLOCKCHAIN INTERACTION JAMI, HARES 19d
18573645 TIERED CONSENSUS ZHANG, DUAN 29d
17919995 METHOD FOR IMPLEMENTING A DIGITAL COIN SYSTEM USING A BLOCKCHAIN OUSSIR, EL MEHDI 60d

Interview Candidates (16)

Cases in front of an examiner whose interview lift is 10 percentage points or more — i.e. interviewed cases historically resolve more favorably than non-interviewed ones. The top 8 ordered by deadline are shown.

App #TitleExaminerDue in
18573645 TIERED CONSENSUS ZHANG, DUAN 29d
18850534 COMMUNICATION SYSTEM, METHOD AND COMPUTER PROGRAM DING, CHUNLING 33d
19405105 BLOCK PROPAGATION WITH POISONED TRANSACTIONS IN A BLOCKCHAIN NETWORK ZHANG, DUAN
19393224 DIVISIBLE TOKENS GARCIA MIZE, KARLYANNIE MARIE
19469787 METHODS PERFORMED BY A COMPUTING DEVICE KUO, CHENYUH
19161163 BLOCKCHAIN-BASED COMMITMENT SCHEME ZELASKIEWICZ, CHRYSTINA E
19226557 COMPUTER-IMPLEMENTED METHOD AND SYSTEM FOR TRANSFERRING ACCESS TO A DIGITAL ASSET ULLAH, SHARIF E
19219504 SYSTEMS AND METHODS FOR EFFICIENT AND SECURE PROCESSING, ACCESSING AND TRANSMISSION OF DATA VIA A BLOCKCHAIN NETWORK SHAHABI, ARI ARASTOO

Top Art Units

Art UnitApps
3699 11
3698 8
3697 3
2439 3
2497 1
2164 1
2407 1
2431 1
2492 1
2435 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
19405105 BLOCK PROPAGATION WITH POISONED TRANSACTIONS IN A BLOCKCHAIN NETWORK ZHANG, DUAN 3699 §103 Non-Final OA Pending Dec 01, 2025
19393224 DIVISIBLE TOKENS GARCIA MIZE, KARLYANNIE MARIE 3698 §103 Non-Final OA Pending Nov 18, 2025
19469787 METHODS PERFORMED BY A COMPUTING DEVICE KUO, CHENYUH 3697 §103 Non-Final OA Pending Sep 26, 2025
19161163 BLOCKCHAIN-BASED COMMITMENT SCHEME ZELASKIEWICZ, CHRYSTINA E 3699 §101§103 Non-Final OA Pending Aug 29, 2025
19226557 COMPUTER-IMPLEMENTED METHOD AND SYSTEM FOR TRANSFERRING ACCESS TO A DIGITAL ASSET ULLAH, SHARIF E §112 Non-Final OA Pending Jun 03, 2025
19219504 SYSTEMS AND METHODS FOR EFFICIENT AND SECURE PROCESSING, ACCESSING AND TRANSMISSION OF DATA VIA A BLOCKCHAIN NETWORK SHAHABI, ARI ARASTOO 3697 §103 Non-Final OA Pending May 27, 2025
19132739 BLOCKCHAIN-BASED NETWORK ADDRESS CRIBBS, MALCOLM 2497 §101 Non-Final OA Pending May 23, 2025
19215693 SCRIPT BASED BLOCKCHAIN INTERACTION JAMI, HARES 2164 §101§102§103Other Non-Final OA 19d Pending May 22, 2025
19131899 PAYMENT CHANNEL AGGREGATOR JIMENEZ, JUSTIN ABEL 3697 §101§103 Non-Final OA Pending May 21, 2025
19197092 METHOD AND SYSTEM FOR THE SECURE TRANSFER OF ENTITIES ON A BLOCKCHAIN LOZA, JANICE JOMARIE 3698 §101§103Other Non-Final OA Pending May 02, 2025
19189340 AGENT-BASED TURING COMPLETE TRANSACTIONS INTEGRATING FEEDBACK WITHIN A BLOCKCHAIN SYSTEM MURPHY, JOSEPH B §102§112DPOther Non-Final OA Pending Apr 25, 2025
19114378 ZERO-KNOWLEDGE PROOF KANAAN, SIMON P 2407 §101§102§112 Non-Final OA Pending Mar 21, 2025
19075221 MULTI-CRITERIA BLOCKCHAIN PROTOCOL ZHANG, DUAN 3699 §101§112 Non-Final OA Pending Mar 10, 2025
19105761 COMPUTER-IMPLEMENTED METHODS AND SYSTEMS FOR IMPROVED COMMUNICATIONS ACROSS A BLOCKCHAIN NETWORK SU, SARAH §102§103§112 Non-Final OA Pending Feb 21, 2025
19050914 METHODS AND DEVICES FOR PROPAGATING BLOCKS IN A BLOCKCHAIN NETWORK DO, KHANG D DP Non-Final OA Pending Feb 11, 2025
19034865 SYSTEMS AND METHODS FOR EFFICIENT AND SECURE PROCESSING, ACCESSING AND TRANSMISSION OF DATA VIA A BLOCKCHAIN NETWORK BAYOU, YONAS A Other Non-Final OA Pending Jan 23, 2025
19026759 REACTIVE AND PRE-EMPTIVE SECURITY SYSTEM FOR THE PROTECTION OF COMPUTER NETWORKS & SYSTEMS SHAW, PETER C §103 Non-Final OA Pending Jan 17, 2025
19022085 METHODS AND DEVICES FOR PUBLIC KEY MANAGEMENT USING A BLOCKCHAIN ABDULLAH, SAAD AHMAD 2431 §103 Non-Final OA Pending Jan 15, 2025
19016857 SYSTEMS AND METHODS FOR EFFICIENT AND SECURE PROCESSING, ACCESSING AND TRANSMISSION OF DATA VIA A BLOCKCHAIN NETWORK DOAN, TRANG T §101§103Other Non-Final OA Pending Jan 10, 2025
18972323 CREDENTIAL GENERATION AND DISTRIBUTION METHOD AND SYSTEM FOR A BLOCKCHAIN NETWORK KORSAK, OLEG 2492 DP Final Rejection Pending Dec 06, 2024
18859322 BLOCKCHAIN TRANSACTION LE, CANH 2439 §103 Non-Final OA Pending Oct 23, 2024
18850534 COMMUNICATION SYSTEM, METHOD AND COMPUTER PROGRAM DING, CHUNLING 3699 §103 Non-Final OA 33d Pending Sep 24, 2024
18844865 TRANSLUCENT BLOCKCHAIN DATABASE LONG, EDWARD X 2439 §103 Non-Final OA Pending Sep 06, 2024
18838086 BLOCKCHAIN TRANSACTION HYDER, MD SAKIB 3698 §101§103 Non-Final OA 2d overdue Pending Aug 13, 2024
18836266 BLOCKCHAIN BASED PRIVACY ENHANCED OUTSOURCED DATA STORAGE MURPHY, JOSEPH B 2435 §101 Final Rejection Pending Aug 06, 2024
18728036 PROVING AND VERIFYING AN ORDERED SEQUENCE OF EVENTS SHAHABI, ARI ARASTOO 3695 §101 Non-Final OA Pending Jul 10, 2024
18756787 SECURE OFF-CHAIN BLOCKCHAIN TRANSACTIONS CHOI, YUE YIN 3699 §101 Final Rejection 36d overdue Pending Jun 27, 2024
18720503 METHODS AND SYSTEMS FOR RECIPIENT-FACILITATED BLOCKCHAIN TRANSACTIONS CASTILHO, EDUARDO D 3698 §101§103 Final Rejection Pending Jun 14, 2024
18718351 ZERO KNOWLEDGE PROOF BASED CHILD KEY AUTHENTICITY BHANDARI, SHREYAJ RAM 2434 §101§102§103§112 Non-Final OA Pending Jun 10, 2024
18716438 METHOD AND SYSTEM FOR PERMISSION MANAGEMENT WILCOX, JAMES J 2439 §103 Non-Final OA 46d overdue Pending Jun 04, 2024
18716449 METHOD AND SYSTEM FOR PERMISSION MANAGEMENT WILLIAMS, JEFFERY L 2495 §101§103§112 Final Rejection Pending Jun 04, 2024
18715631 ORDERED, APPEND-ONLY DATA STORAGE IMMANUEL, ILSE I 3699 §101§103§112 Non-Final OA Pending May 31, 2024
18706075 A COMPUTER IMPLEMENTED METHOD AND SYSTEM WARDEN, MICHAEL J 3694 §101§103 Final Rejection 14d Pending Apr 30, 2024
18703701 METHODS AND SYSTEMS FOR DISTRIBUTED BLOCKCHAIN FUNCTIONALITIES DING, CHUNLING 3699 §103§112 Non-Final OA Pending Apr 22, 2024
18696879 REDACTING CONTENT FROM BLOCKCHAIN TRANSACTIONS WINDER, PATRICE L 2453 §103§112 Non-Final OA Pending Mar 28, 2024
18573645 TIERED CONSENSUS ZHANG, DUAN 3699 §102§103 Final Rejection 29d Pending Dec 22, 2023
18286085 BLOCKCHAIN BASED SYSTEM AND METHOD IDIAKE, VINCENT I 3698 §103 Non-Final OA 8d overdue Pending Oct 06, 2023
18286086 UNIFORM RESOURCE IDENTIFIER CHBOUKI, TAREK 2165 §101§103 Non-Final OA 9d Pending Oct 06, 2023
18277561 PUF AND BLOCKCHAIN BASED IOT EVENT RECORDER AND METHOD KIM, TAE K 2496 §103 Non-Final OA 10d overdue Pending Aug 16, 2023
18275373 BLOCKCHAIN TREE STRUCTURE CHOUDHURY, AZIZUL Q 2455 §101§103 Non-Final OA Pending Aug 01, 2023
18268866 BLOCKCHAIN RELATED VERIFICATION METHOD AND SYSTEM IMMANUEL, ILSE I 3699 §101§103§112 Non-Final OA Pending Jun 21, 2023
18134000 METHODS AND SYSTEMS FOR THE EFFICIENT TRANSFER OF ENTITIES ON A BLOCKCHAIN KIM, STEVEN S 3698 §101§103§112 Final Rejection Pending Apr 12, 2023
18028738 AUTHENTICATION SYSTEM AND METHOD CAREY, FORREST L 2491 §103 Non-Final OA 15d Pending Mar 27, 2023
18028497 VERIFICATION SYSTEM AND METHOD HAIDER, FAWAAD 3627 §101 Non-Final OA Pending Mar 24, 2023
18026563 COMMENSAL TOKEN SYSTEM ANDREI, RADU 3698 §101 Non-Final OA 84d Pending Mar 15, 2023
18026098 QUIC TRANSACTIONS PHAN, NICHOLAS K 3699 §101§103 Final Rejection Pending Mar 13, 2023
18024699 METHODS AND SYSTEMS FOR SYNCHRONISED AND ATOMIC TRACKING TURK, BROCK E 3692 §101 Non-Final OA Pending Mar 03, 2023
17919995 METHOD FOR IMPLEMENTING A DIGITAL COIN SYSTEM USING A BLOCKCHAIN OUSSIR, EL MEHDI 3699 §101§102§112 Final Rejection 60d Pending Oct 19, 2022
17794003 MECHANOCHEMICAL SNAr REACTIONS CHANDRAKUMAR, NIZAL S 1625 §102§103 Non-Final OA 2d overdue Pending Jul 20, 2022
17051083 PARTITIONING A BLOCKCHAIN NETWORK DIROMA, SCOTT MICHAEL 3698 §103§112 Final Rejection Pending Oct 27, 2020
16642852 CONSTRAINTS ON INPUTS OF AN UNLOCKING TRANSACTION IN A BLOCKCHAIN MANDEL, MONICA A 3622 §103 Non-Final OA Pending Feb 27, 2020

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