Prosecution Insights
Last updated: October 27, 2026

Komatsu Ltd.

Technology area: Transportation, E-Commerce & Mechanical Systems

48 pending office actions • 25 art units • 45 examiners • 0 of 48 (0%) have an AI response strategy ready • 108 patents granted in the last 365 days

Analysis

Komatsu Ltd. has 50 pending office actions in Transportation, E-Commerce & Mechanical Systems. The portfolio involves 47 distinct examiners and 25 distinct art units, indicating broad examination distribution across multiple technical groupings.

HOLMAN, JOHN D is the busiest identified examiner, with 2 pending matters. Standardized internal review can help manage the examiner spread, while targeted monitoring of the identified matters may reveal issues relevant to related technical work.

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

Portfolio Summary

48
Total Pending OAs
27
Non-Final OAs
19
Final Rejections
2
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 6 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

3
Overdue
1
Due this week
2
Due this month
0
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. 6 of the docket's apps have a known mailing date.

-30dToday30d60d90d120d
Overdue (3)Due ≤ 7 days (1)Due ≤ 30 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.

26
Hard (54%)
22
Medium (46%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§101 + other9 (19%)
§103 only19 (40%)
§102 only2 (4%)
Double-patenting + other1 (2%)
Multi-statute (no §101)17 (35%)

Industry Mix

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

1
Life Sciences
2% of docket
1
Information Tech
2% of docket
3
Communications
6% of docket
0
Semiconductors
0% of docket
42
Mechanical / Eng
88% of docket
1
Business / Other
2% 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.

480 h
Manual time on pending OAs
96 h
Time saved (low, 20%)
168 h
Time saved (mid, 35%)
4.2 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
HOLMAN, JOHN D 2 60.2% +20.2%
MERLINO, DAVID P 2 71.1% +10.6%
MCGOWAN, JAMIE LOUISE 2 73.6% +16.0%
STRYKER, NICHOLAS F 1 34.0% +19.8%
MCCLEARY, CAITLIN RENEE 1 59.7% +26.5%
MCCULLERS, AARON KYLE 1 45.6% +33.9%
PALL, CHARLES J 1 54.7% +18.5%
DUNNE, KENNETH MICHAEL 1 77.2% +10.5%
ANWARI, MACEEH 1 81.2% +5.9%
JONES, JODI MARIE 1 70.4% +9.1%

Quick Wins (1)

Cases in front of an examiner with an allow rate of 80%+ where the difficulty is Easy or Medium. The top 1 ordered by deadline are shown.

App #TitleExaminerDue in
19168327 SYSTEM, METHOD, AND RECORDING MEDIUM FOR CONTROLLING WORK MACHINE ANWARI, MACEEH —

Hard Cases (26)

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
18685279 SOFTWARE UPDATING SYSTEM, WORKING MACHINE, AND SOFTWARE UPDATING METHOD HURUY, FEVEN HABTEMARIAM 32d overdue
18717797 WORK MACHINE HINCAPIE SERNA, GUSTAVO A 13d
18994775 SYSTEM INCLUDING WORK MACHINE AND METHOD OF CONTROLLING WORK MACHINE YANG, WENYUAN 29d
19482910 METHOD FOR GENERATING MOVEMENT AMOUNT ESTIMATION MODEL FOR WORK VEHICLE AND DEVICE FOR GENERATING MOVEMENT AMOUNT ESTIMATION MODEL FOR WORK VEHICLE STRYKER, NICHOLAS F —
19481219 DISPLAY CONTROL SYSTEM FOR WORK MACHINE MCCLEARY, CAITLIN RENEE —
19481236 WORK VEHICLE MEASUREMENT SYSTEM AND WORK VEHICLE MEASUREMENT METHOD MCCULLERS, AARON KYLE —
19477530 SYSTEM FOR MANAGING WORK MACHINE, METHOD FOR MANAGING WORK MACHINE, AND WORK MACHINE PALL, CHARLES J —
19469531 CONTROL DEVICE, CONTROL METHOD, AND WORK MACHINE DUNNE, KENNETH MICHAEL —

Interview Candidates (11)

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
19482910 METHOD FOR GENERATING MOVEMENT AMOUNT ESTIMATION MODEL FOR WORK VEHICLE AND DEVICE FOR GENERATING MOVEMENT AMOUNT ESTIMATION MODEL FOR WORK VEHICLE STRYKER, NICHOLAS F —
19481219 DISPLAY CONTROL SYSTEM FOR WORK MACHINE MCCLEARY, CAITLIN RENEE —
19481236 WORK VEHICLE MEASUREMENT SYSTEM AND WORK VEHICLE MEASUREMENT METHOD MCCULLERS, AARON KYLE —
19477530 SYSTEM FOR MANAGING WORK MACHINE, METHOD FOR MANAGING WORK MACHINE, AND WORK MACHINE PALL, CHARLES J —
19474206 DISPLAY SYSTEM FOR WORK MACHINE HOLMAN, JOHN D —
19469531 CONTROL DEVICE, CONTROL METHOD, AND WORK MACHINE DUNNE, KENNETH MICHAEL —
18998757 WORK MACHINE SYSTEM AND METHOD FOR CONTROLLING WORK MACHINE MERLINO, DAVID P —
18997059 DETECTION SYSTEM FOR WORK SITE AND DETECTION METHOD FOR WORK SITE MCGOWAN, JAMIE LOUISE —

Top Art Units

Art UnitApps
3665 7
3663 5
3669 4
3667 3
3666 3
3668 3
3662 2
3664 2
3671 2
3678 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
19482910 METHOD FOR GENERATING MOVEMENT AMOUNT ESTIMATION MODEL FOR WORK VEHICLE AND DEVICE FOR GENERATING MOVEMENT AMOUNT ESTIMATION MODEL FOR WORK VEHICLE STRYKER, NICHOLAS F 3665 §101§103 Non-Final OA — Pending Nov 10, 2025
19481219 DISPLAY CONTROL SYSTEM FOR WORK MACHINE MCCLEARY, CAITLIN RENEE 3669 §101§102§103 Non-Final OA — Pending Nov 04, 2025
19481236 WORK VEHICLE MEASUREMENT SYSTEM AND WORK VEHICLE MEASUREMENT METHOD MCCULLERS, AARON KYLE 3663 §101§102§103§112 Non-Final OA — Pending Nov 04, 2025
19477530 SYSTEM FOR MANAGING WORK MACHINE, METHOD FOR MANAGING WORK MACHINE, AND WORK MACHINE PALL, CHARLES J 3663 §103§112 Non-Final OA — Pending Oct 22, 2025
19474206 DISPLAY SYSTEM FOR WORK MACHINE HOLMAN, JOHN D 3667 §103 Non-Final OA — Pending Oct 10, 2025
19469531 CONTROL DEVICE, CONTROL METHOD, AND WORK MACHINE DUNNE, KENNETH MICHAEL 3669 §102§112 Non-Final OA — Pending Sep 26, 2025
19168327 SYSTEM, METHOD, AND RECORDING MEDIUM FOR CONTROLLING WORK MACHINE ANWARI, MACEEH 3663 §102 Non-Final OA — Pending Sep 24, 2025
19165183 SYSTEM AND METHOD FOR CONTROLLING WORK MACHINE JONES, JODI MARIE 3666 §102 Non-Final OA — Pending Sep 15, 2025
19163396 REMOTE OPERATION SYSTEM FOR WORK MACHINE AND REMOTE OPERATION METHOD FOR WORK MACHINE GONZALEZ, MARIO CARLOS 3668 §102§103 Non-Final OA — Pending Sep 09, 2025
19157721 WORK MACHINE AND CONTROL METHOD FOR WORK MACHINE TAN, OLIVER E 3669 §103 Final Rejection — Pending Aug 19, 2025
19137668 TRAVEL DEVICE, TUNNEL BORING MACHINE, TRAILING CAR, TRANSPORT VEHICLE, TUNNEL BORING SYSTEM, AND MOVEMENT METHOD ANDRISH, SEAN D 3678 §102§103§112 Non-Final OA — Pending Jun 11, 2025
18835104 WORK MACHINE MONITORING SYSTEM AND WORK MACHINE MONITORING METHOD HUYNH, LUAT T 3667 §101§102 Non-Final OA — Pending May 30, 2025
19115257 CONTROL SYSTEM FOR WORK MACHINE, WORK MACHINE, AND CONTROL METHOD FOR WORK MACHINE RORIE, ALYSSA N 3662 §103§112 Non-Final OA — Pending Mar 26, 2025
19108440 CONTROL DEVICE FOR LOADING MACHINE, REMOTE CONTROL DEVICE, AND CONTROL METHOD MARUNDA II, TORRENCE S 3663 §101§103 Non-Final OA — Pending Mar 04, 2025
19101444 WORK MACHINE AND METHOD FOR CONTROLLING WORK MACHINE SANTOS, KIRSTEN JADE M 3664 §103 Non-Final OA — Pending Feb 05, 2025
18998757 WORK MACHINE SYSTEM AND METHOD FOR CONTROLLING WORK MACHINE MERLINO, DAVID P 3665 §103 Final Rejection — Pending Jan 27, 2025
18997059 DETECTION SYSTEM FOR WORK SITE AND DETECTION METHOD FOR WORK SITE MCGOWAN, JAMIE LOUISE 3671 §102§103 Non-Final OA — Pending Jan 18, 2025
18995389 WORK MACHINE DIGIOVANNANTONIO, DANIEL ROBERT 3612 §102§103 Non-Final OA — Pending Jan 16, 2025
18995215 CONTROL SYSTEM FOR WORK MACHINE AND CONTROL METHOD FOR WORK MACHINE COY, NICOLE A 3672 §101§102§103 Non-Final OA — Pending Jan 16, 2025
18994775 SYSTEM INCLUDING WORK MACHINE AND METHOD OF CONTROLLING WORK MACHINE YANG, WENYUAN 3667 §102§103 Final Rejection 29d Pending Jan 15, 2025
18994799 SYSTEM INCLUDING WORK MACHINE, WORK MACHINE CONTROLLER, AND METHOD OF CONTROLLING WORK MACHINE CHOI, JISUN 3666 §101§102§103 Non-Final OA — Pending Jan 15, 2025
18994858 DETECTION SYSTEM FOR WORK SITE AND DETECTION METHOD FOR WORK SITE RATCLIFFE, LUKE D 3645 §103 Non-Final OA — Pending Jan 15, 2025
18994733 WORK MACHINE, SYSTEM INCLUDING WORK MACHINE, AND METHOD FOR CONTROLLING WORK MACHINE MERLINO, DAVID P 3665 §102§103 Non-Final OA — Pending Jan 15, 2025
18962604 CONTROL SYSTEM, METHOD OF CONTROLLING WORK VEHICLE, AND WORK VEHICLE MACIOROWSKI, GODFREY ALEKSANDER 3658 §103 Final Rejection — Pending Nov 27, 2024
18865033 WORK MACHINE, SYSTEM INCLUDING WORK MACHINE, AND METHOD OF CONTROLLING WORK MACHINE LI, HELEN 3665 §103 Non-Final OA — Pending Nov 12, 2024
18865007 WORK MACHINE, SYSTEM INCLUDING WORK MACHINE, AND METHOD OF CONTROLLING WORK MACHINE LANGHORNE, NICHOLAS PATRICK 3666 §103 Final Rejection 5d Pending Nov 12, 2024
18702035 WORK MACHINE AND METHOD OF CONTROLLING WORK MACHINE PANDE, ASHUTOSH 3668 §103 Non-Final OA — Pending Oct 17, 2024
18857497 MANAGEMENT SYSTEM OF WORK SITE AND METHOD FOR MANAGING WORK SITE SHUDY, ANGELINA M — §101§102§103§112 Non-Final OA — Pending Oct 17, 2024
18857211 WORK VEHICLE PATH PLAN GENERATION SYSTEM AND WORK VEHICLE PATH PLAN GENERATION METHOD ALQADERI, NADA MAHYOOB 3664 §101§112 Final Rejection — Pending Oct 16, 2024
18857269 UNDERWATER PLANTING MACHINE, UNDERWATER PLANTING SYSTEM, AND UNDERWATER PLANTING METHOD MCGOWAN, JAMIE LOUISE 3671 §102§103 Non-Final OA — Pending Oct 16, 2024
18845954 DISPLAY SYSTEM OF WORK MACHINE, REMOTE OPERATION SYSTEM OF WORK MACHINE, WORK MACHINE, AND DISPLAY METHOD OF WORK MACHINE BROWN, SHEREE N 2612 §103§112 Final Rejection — Pending Sep 11, 2024
18576114 CONTROL SYSTEM OF WORK MACHINE, WORK MACHINE, AND METHOD OF CONTROLLING WORK MACHINE IVEY, DANA DESHAWN 3662 §103 Non-Final OA — Pending Aug 14, 2024
18834701 WORK MACHINE MONITORING SYSTEM AND WORK MACHINE MONITORING METHOD KING, CURTIS J 2685 §103 Final Rejection — Pending Jul 31, 2024
18728950 OIL FILTER DEVICE VARMA, AKASH K 1773 §103§112Other Non-Final OA — Pending Jul 15, 2024
18728479 CONTROL SYSTEM, WORK VEHICLE, AND WORK VEHICLE CONTROL METHOD HOLMAN, JOHN D 3655 §103§112DP Final Rejection — Pending Jul 12, 2024
18726631 TRAVEL DRIVING APPARATUS BELLINGER, JASON R 3615 §102§103 Final Rejection — Pending Jul 03, 2024
18717797 WORK MACHINE HINCAPIE SERNA, GUSTAVO A 3763 §102§103§112 Non-Final OA 13d Pending Jun 07, 2024
18715769 DISPLAY SYSTEM AND DISPLAY METHOD BEARD, CHARLES LLOYD 2611 §103 Final Rejection — Pending Jun 03, 2024
18289757 CONTROL SYSTEM AND CONTROL METHOD FOR LOADING MACHINE BURKMAN, JESSICA LYNN 3653 §102§103 Final Rejection — Pending May 14, 2024
18702910 WORK MACHINE STANLEY, TYLER JAY 3611 §103 Final Rejection — Pending Apr 19, 2024
18690760 SYSTEM AND METHOD FOR CONTROLLING WORK MACHINE HASSANIARDEKANI, HAJAR 3669 §103 Final Rejection — Pending Mar 11, 2024
18685279 SOFTWARE UPDATING SYSTEM, WORKING MACHINE, AND SOFTWARE UPDATING METHOD HURUY, FEVEN HABTEMARIAM 2191 §103§112 Final Rejection 32d overdue Pending Feb 21, 2024
18293805 SPRINKLING SYSTEM AT WORK SITE AND SPRINKLING METHOD AT WORKSITE PHAM, TUONGMINH NGUYEN 3752 §103 Final Rejection — Pending Jan 31, 2024
18284150 WORK MACHINE STEERING CONTROL SYSTEM AND WORK MACHINE STEERING CONTROL METHOD SHARMA, SHIVAM 3665 §103 Final Rejection — Pending Sep 26, 2023
18280762 FAILURE DIAGNOSTIC SYSTEM AND FAILURE DIAGNOSTIC METHOD FOR WORK MACHINE WU, PAYSUN 3665 §103 Final Rejection — Pending Sep 07, 2023
18280016 WORK MACHINE CONTROL SYSTEM AND WORK MACHINE CONTROL METHOD THOMPSON, JOSEPH LEIGH 3665 §102§103§112 Final Rejection — Pending Sep 01, 2023
18258905 WORK MACHINE AND METHOD FOR CONTROLLING WORK MACHINE ALGEHAIM, MOHAMED A 3668 §103 Non-Final OA 112d overdue Pending Jun 22, 2023
17426672 SYSTEM AND METHOD FOR CONTROLLING WORK MACHINE SANTOS, AARRON EDUARDO 3663 §103 Non-Final OA 104d overdue Pending Jul 29, 2021

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Frequently Asked Questions

How many pending USPTO office actions does Komatsu Ltd. have?

Komatsu Ltd. has 48 pending office actions as of October 2026, spread across 25 art units and 45 examiners.

Which USPTO examiner handles the most Komatsu Ltd. applications?

John D Holman has the most, with 2 of Komatsu Ltd.'s pending office actions.

What technology area are Komatsu Ltd.'s patent applications in?

Mostly Transportation, E-Commerce & Mechanical Systems (USPTO Tech Center 3600), based on where its pending office actions are examined.

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