Prosecution Insights
Last updated: October 25, 2026

Darktrace Holdings Limited

Technology area: Networking & Security

28 pending office actions • 20 art units • 27 examiners • 0 of 28 (0%) have an AI response strategy ready • 31 patents granted in the last 365 days

Analysis

Darktrace Holdings Limited has 28 pending office actions in Networking & Security. The matters involve 27 distinct examiners across 20 distinct art units, indicating a widely distributed docket with many individual examination assignments.

BROWN, CHRISTOPHER J is the busiest examiner, with 2 pending matters. Counsel should maintain centralized visibility and consistent security-related claim strategy while adapting responses to the separate examiner and art-unit contexts.

Written from this page's own data; every figure is computed from USPTO records and verified before publication.

Portfolio Summary

28
Total Pending OAs
13
Non-Final OAs
12
Final Rejections
3
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 9 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

5
Overdue
1
Due this week
1
Due this month
2
Due in next 60 days
0
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. 9 of the docket's apps have a known mailing date.

-30dToday30d60d90d120d
Overdue (5)Due ≤ 7 days (1)Due ≤ 30 days (1)Due ≤ 60 days (2)

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.

14
Hard (50%)
11
Medium (39%)
3
Easy (11%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§101 only1 (4%)
§101 + other5 (18%)
§103 only7 (25%)
§102 only1 (4%)
§112 only1 (4%)
Double-patenting only2 (7%)
Double-patenting + other3 (11%)
Multi-statute (no §101)8 (29%)

Industry Mix

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

0
Life Sciences
0% of docket
25
Information Tech
89% of docket
0
Communications
0% of docket
0
Semiconductors
0% of docket
1
Mechanical / Eng
4% of docket
2
Business / Other
7% 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.

280 h
Manual time on pending OAs
56 h
Time saved (low, 20%)
98 h
Time saved (mid, 35%)
2.5 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
BROWN, CHRISTOPHER J 2 75.5% +12.8%
TOLENTINO, RODERICK 1 77.6% +35.3%
TRAN, VU V 1 89.9% +16.7%
AHMED, MAHABUB S 1 84.8% +9.4%
TABOR, AMARE F 1 83.0% +23.1%
WANG, HARRIS C 1 69.9% +20.1%
WRIGHT, BRYAN F 1 78.3% +24.0%
CHAI, LONGBIT 1 87.9% +31.2%
LE, THANH T 1 83.3% +32.5%
LEWIS, LISA C 1 80.8% +15.5%

Quick Wins (4)

Cases in front of an examiner with an allow rate of 80%+ where the difficulty is Easy or Medium. The top 4 ordered by deadline are shown.

App #TitleExaminerDue in
19207151 INTERACTIVE ARTIFICIAL INTELLIGENCE-BASED RESPONSE LOOP TO A CYBERATTACK TRAN, VU V —
19207158 INTELLIGENT ADVERSARY SIMULATOR AHMED, MAHABUB S —
19207141 Capturing Importance In A Network Using Graph Theory TABOR, AMARE F —
18988523 CYBER SECURITY USING MODELS INCLUDING A MODEL TRAINED ON A NORMAL BEHAVIOR LEWIS, LISA C —

Hard Cases (14)

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
18737534 SYSTEM AND METHOD FOR UTILIZING LARGE LANGUAGE MODELS FOR MITIGATION OF CYBER THREATS AND REMEDIATION OR RESTORATION OF FUNCTIONALITY OF A CYBERSECURITY SYSTEM WYSZYNSKI, AUBREY H 155d overdue
18678545 INTERACTIVE EXTENSION FOR A CYBERSECURITY APPLIANCE DAILEY, THOMAS J 51d overdue
18630896 TREATING DATA FLOWS DIFFERENTLY BASED ON LEVEL OF INTEREST HERZOG, MADHURI R 10d overdue
18908203 ARTIFICIAL INTELLIGENCE BASED CYBERSECURITY SYSTEM FOR MONITORING AUTOMOTIVE ECOSYSTEMS POLTORAK, PIOTR 7d
18603064 ENDPOINT AGENT EXTENSION OF A MACHINE LEARNING CYBER DEFENSE SYSTEM FOR EMAIL CHAO, MICHAEL W 13d
18207058 ANALYSES AND AGGREGATION OF DOMAIN BEHAVIOR FOR EMAIL THREAT DETECTION BY A CYBER SECURITY SYSTEM CELANI, NICHOLAS P 34d
19053216 ARTIFICIAL INTELLIGENCE BASED ANALYST AS AN EVALUATOR CHAI, LONGBIT —
19034288 DETECTION AND DEOBFUSCATION OF BARCODES SUCH AS QR CODES LE, THANH T —

Interview Candidates (10)

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
19292707 ARTIFICIAL INTELLIGENCE CYBER SECURITY ANALYST BROWN, CHRISTOPHER J —
19242732 CYBER SECURITY APPLIANCE FOR AN OPERATIONAL TECHNOLOGY NETWORK TOLENTINO, RODERICK —
19207151 INTERACTIVE ARTIFICIAL INTELLIGENCE-BASED RESPONSE LOOP TO A CYBERATTACK TRAN, VU V —
19207141 Capturing Importance In A Network Using Graph Theory TABOR, AMARE F —
19058587 BASE MACHINE LEARNING MODEL PAIRED WITH MULTIPLE LOW RANKING ADAPTION ATTACHMENTS FOR CYBER SECURITY PURPOSES WANG, HARRIS C —
19058581 MACHINE LEARNING ANALYZING NON-STANDARD CONFIGURATIONS FOR CYBER SECURITY PURPOSES WRIGHT, BRYAN F —
19053216 ARTIFICIAL INTELLIGENCE BASED ANALYST AS AN EVALUATOR CHAI, LONGBIT —
19034288 DETECTION AND DEOBFUSCATION OF BARCODES SUCH AS QR CODES LE, THANH T —

Top Art Units

Art UnitApps
2439 4
2434 3
2495 3
2491 2
2497 1
2431 1
4100 1
2432 1
2435 1
2433 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
19292707 ARTIFICIAL INTELLIGENCE CYBER SECURITY ANALYST BROWN, CHRISTOPHER J 2439 §103Other Non-Final OA — Pending Aug 06, 2025
19242732 CYBER SECURITY APPLIANCE FOR AN OPERATIONAL TECHNOLOGY NETWORK TOLENTINO, RODERICK 2439 §112Other Non-Final OA — Pending Jun 18, 2025
19207151 INTERACTIVE ARTIFICIAL INTELLIGENCE-BASED RESPONSE LOOP TO A CYBERATTACK TRAN, VU V 2491 DP Non-Final OA — Pending May 13, 2025
19207158 INTELLIGENT ADVERSARY SIMULATOR AHMED, MAHABUB S 2434 §112DP Non-Final OA — Pending May 13, 2025
19207141 Capturing Importance In A Network Using Graph Theory TABOR, AMARE F 2434 DP Non-Final OA — Pending May 13, 2025
19058587 BASE MACHINE LEARNING MODEL PAIRED WITH MULTIPLE LOW RANKING ADAPTION ATTACHMENTS FOR CYBER SECURITY PURPOSES WANG, HARRIS C 2439 §103 Final Rejection — Pending Feb 20, 2025
19058581 MACHINE LEARNING ANALYZING NON-STANDARD CONFIGURATIONS FOR CYBER SECURITY PURPOSES WRIGHT, BRYAN F 2497 §103 Non-Final OA — Pending Feb 20, 2025
19053216 ARTIFICIAL INTELLIGENCE BASED ANALYST AS AN EVALUATOR CHAI, LONGBIT 2431 §101§102 Non-Final OA — Pending Feb 13, 2025
19034288 DETECTION AND DEOBFUSCATION OF BARCODES SUCH AS QR CODES LE, THANH T 4100 §101§102§103§112 Non-Final OA — Pending Jan 22, 2025
18988523 CYBER SECURITY USING MODELS INCLUDING A MODEL TRAINED ON A NORMAL BEHAVIOR LEWIS, LISA C 2495 §103§112DP Non-Final OA — Pending Dec 19, 2024
18936546 VOICE CLONING DETECTION AND TRAINING SYSTEM FOR A CYBER SECURITY SYSTEM SHAUGHNESSY, AIDAN EDWARD 2432 §103 Final Rejection — Pending Nov 04, 2024
18908111 CLOUD-BASED CYBER SECURITY AND METHODS OF OPERATION ZEE, EDWARD 2435 §102 Final Rejection — Pending Oct 07, 2024
18908203 ARTIFICIAL INTELLIGENCE BASED CYBERSECURITY SYSTEM FOR MONITORING AUTOMOTIVE ECOSYSTEMS POLTORAK, PIOTR 2433 §102§103 Final Rejection 7d Pending Oct 07, 2024
18900360 ANOMALY ALERT SYSTEM FOR CYBER THREAT DETECTION PYZOCHA, MICHAEL J 2409 §103DP Non-Final OA 28d overdue Pending Sep 27, 2024
18778125 CYBER SECURITY SCENARIOS WITH SIMULATED INCIDENTS BROWN, CHRISTOPHER J 2439 §101§103 Final Rejection — Pending Jul 19, 2024
18737534 SYSTEM AND METHOD FOR UTILIZING LARGE LANGUAGE MODELS FOR MITIGATION OF CYBER THREATS AND REMEDIATION OR RESTORATION OF FUNCTIONALITY OF A CYBERSECURITY SYSTEM WYSZYNSKI, AUBREY H 2434 §101§103§112 Non-Final OA 155d overdue Pending Jun 07, 2024
18678461 CYBER SECURITY TRAINING TOOL THAT USES A LARGE LANGUAGE MODEL FARAMARZI, GITA 2496 §101§103§112 Final Rejection — Pending May 30, 2024
18678524 SYSTEM AND METHOD FOR ADJUSTING OR CREATING AI MODELS BASED ON MODEL BREACH ALERTS BAZNA, JUDY 2495 §102§103 Final Rejection — Pending May 30, 2024
18678545 INTERACTIVE EXTENSION FOR A CYBERSECURITY APPLIANCE DAILEY, THOMAS J 2458 §102§103 Final Rejection 51d overdue Pending May 30, 2024
18630896 TREATING DATA FLOWS DIFFERENTLY BASED ON LEVEL OF INTEREST HERZOG, MADHURI R 2438 §102§103Other Non-Final OA 10d overdue Pending Apr 09, 2024
18603064 ENDPOINT AGENT EXTENSION OF A MACHINE LEARNING CYBER DEFENSE SYSTEM FOR EMAIL CHAO, MICHAEL W 2492 §103§112Other Final Rejection 13d Pending Mar 12, 2024
18400631 CYBER SECURITY SYSTEM WITH ENHANCED CLOUD-BASED METRICS KAMRAN, MEHRAN 2196 §103 Final Rejection — Pending Dec 29, 2023
18244004 INTELLIGENT ADVERSARY SIMULATOR COPPOLA, JACOB C 3992 §102§112Other Non-Final OA — Pending Sep 08, 2023
18231710 INTERACTIVE CYBER SECURITY USER INTERFACE STRAUB, D'ARCY WINSTON 2491 §103§112 Final Rejection — Pending Aug 08, 2023
18207061 Unifying of the network device entity and the user entity for better cyber security modeling along with ingesting firewall rules to determine pathways through a network GREENE, JOSEPH L 2443 §103 Non-Final OA 154d overdue Pending Jun 07, 2023
18207058 ANALYSES AND AGGREGATION OF DOMAIN BEHAVIOR FOR EMAIL THREAT DETECTION BY A CYBER SECURITY SYSTEM CELANI, NICHOLAS P 2449 §103§112 Non-Final OA 34d Pending Jun 07, 2023
17976678 Educational Tool for Business and Enterprise Risk Management KNIGHT, LETORIA G 3623 §101 Final Rejection — Pending Oct 28, 2022
17187385 APPARATUS AND METHOD FOR A CYBER-THREAT DEFENSE SYSTEM OLAEGBE, MUDASIRU K 2495 §103 Non-Final OA 60d Pending Feb 26, 2021

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Frequently Asked Questions

How many pending USPTO office actions does Darktrace Holdings Limited have?

Darktrace Holdings Limited has 28 pending office actions as of October 2026, spread across 20 art units and 27 examiners.

Which USPTO examiner handles the most Darktrace Holdings Limited applications?

Christopher J Brown has the most, with 2 of Darktrace Holdings Limited's pending office actions.

What technology area are Darktrace Holdings Limited's patent applications in?

Mostly Networking & Security (USPTO Tech Center 2400), based on where its pending office actions are examined.

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