Prosecution Insights
Last updated: August 16, 2026

Komatsu Ltd.

56 pending office actions • 27 art units • 52 examiners • 0 of 56 (0%) have an AI response strategy ready • 101 patents granted in the last 365 days

Portfolio Summary

56
Total Pending OAs
38
Non-Final OAs
14
Final Rejections
4
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 11 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

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

-30dToday30d60d90d120d
Overdue (6)Due ≤ 7 days (1)Due ≤ 30 days (2)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.

26
Hard (46%)
27
Medium (48%)
3
Easy (5%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§101 only1 (2%)
§101 + other8 (14%)
§103 only21 (38%)
§102 only5 (9%)
§112 only2 (4%)
Double-patenting only1 (2%)
Double-patenting + other1 (2%)
Multi-statute (no §101)17 (30%)

Industry Mix

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

0
Life Sciences
0% of docket
3
Information Tech
5% of docket
2
Communications
4% of docket
0
Semiconductors
0% of docket
36
Mechanical / Eng
64% of docket
15
Business / Other
27% 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.

560 h
Manual time on pending OAs
112 h
Time saved (low, 20%)
196 h
Time saved (mid, 35%)
4.9 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
NGUYEN, DUSTIN T 2 72.6% +17.4%
MCGOWAN, JAMIE LOUISE 2 73.5% +16.0%
MACIOROWSKI, GODFREY ALEKSANDER 2 59.3% +10.3%
WOOD, DOUGLAS S 2 78.4% +11.4%
AFRIN, NAZIA 1 50.0% +18.3%
TAN, OLIVER E 1 72.9% +10.2%
HOLBROOK, TEUTA BAJRAMOVIC 1 72.1% +26.4%
PEDERSEN, DAVID RUBEN 1 56.9% +51.1%
SINGH, DAPINDER 1 82.5% +18.7%
BUTLER, RODNEY ALLEN 1 88.3% +11.2%

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
19151142 SYSTEM AND CONTROL METHOD SINGH, DAPINDER

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
18032835 SAFETY EVALUATION SYSTEM AND SAFETY EVALUATION METHOD LIN, ABBY YEE 190d overdue
18417608 MANAGEMENT SYSTEM AND TRAVELING CONTROL SYSTEM DO, TRUC M 17d overdue
18857241 REFORESTATION PLANNING DEVICE, REFORESTATION SYSTEM, AND REFORESTATION PLANNING METHOD BROWN, SARA GRACE 28d
19161267 WORK MACHINE AND CONTROL METHOD FOR WORK MACHINE AFRIN, NAZIA
19157721 WORK MACHINE AND CONTROL METHOD FOR WORK MACHINE TAN, OLIVER E
19153362 SYSTEM AND CONTROL METHOD HOLBROOK, TEUTA BAJRAMOVIC
19147835 SYSTEM FOR CONTROLLING WORK MACHINE, WORK MACHINE, AND METHOD FOR CONTROLLING WORK MACHINE BUTLER, RODNEY ALLEN
19144549 FRICTION DISC, MULTIPLATE CLUTCH, TRANSMISSION, AND WORK MACHINE PERVIN, FARHANA

Interview Candidates (14)

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
19161267 WORK MACHINE AND CONTROL METHOD FOR WORK MACHINE AFRIN, NAZIA
19157721 WORK MACHINE AND CONTROL METHOD FOR WORK MACHINE TAN, OLIVER E
19153362 SYSTEM AND CONTROL METHOD HOLBROOK, TEUTA BAJRAMOVIC
19153003 AUTOMATIC CONTROL SYSTEM FOR WORK MACHINE AND CONTROL METHOD FOR WORK MACHINE PEDERSEN, DAVID RUBEN
19150930 WORK MACHINE NGUYEN, DUSTIN T
19151142 SYSTEM AND CONTROL METHOD SINGH, DAPINDER
19147835 SYSTEM FOR CONTROLLING WORK MACHINE, WORK MACHINE, AND METHOD FOR CONTROLLING WORK MACHINE BUTLER, RODNEY ALLEN
19121430 WORK MACHINE CONTROL SYSTEM, WORK MACHINE, AND WORK MACHINE CONTROL METHOD NGUYEN, DUSTIN T

Top Art Units

Art UnitApps
3662 5
3665 4
3666 3
3658 3
3745 2
3667 2
3671 2
3669 1
3747 1
3746 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
19161267 WORK MACHINE AND CONTROL METHOD FOR WORK MACHINE AFRIN, NAZIA 3666 §102§103 Non-Final OA Pending Aug 31, 2025
19157721 WORK MACHINE AND CONTROL METHOD FOR WORK MACHINE TAN, OLIVER E 3669 §102§103§112 Non-Final OA Pending Aug 19, 2025
19153362 SYSTEM AND CONTROL METHOD HOLBROOK, TEUTA BAJRAMOVIC 3747 §102§103 Non-Final OA Pending Aug 04, 2025
19153003 AUTOMATIC CONTROL SYSTEM FOR WORK MACHINE AND CONTROL METHOD FOR WORK MACHINE PEDERSEN, DAVID RUBEN 3658 §102 Non-Final OA Pending Aug 01, 2025
19150930 WORK MACHINE NGUYEN, DUSTIN T 3745 §103 Non-Final OA Pending Jul 25, 2025
19151142 SYSTEM AND CONTROL METHOD SINGH, DAPINDER 3746 §103 Non-Final OA Pending Jul 25, 2025
19147835 SYSTEM FOR CONTROLLING WORK MACHINE, WORK MACHINE, AND METHOD FOR CONTROLLING WORK MACHINE BUTLER, RODNEY ALLEN 3666 §102§103 Non-Final OA Pending Jul 14, 2025
19146846 AUTOMATIC CONTROL SYSTEM FOR WORK MACHINE AND CONTROL METHOD FOR WORK MACHINE TURNBAUGH, ASHLEIGH NICOLE 3667 §102 Non-Final OA Pending Jul 09, 2025
19144549 FRICTION DISC, MULTIPLATE CLUTCH, TRANSMISSION, AND WORK MACHINE PERVIN, FARHANA 3655 §102§103 Non-Final OA Pending Jun 30, 2025
19141455 MANAGEMENT SYSTEM FOR WORK SITE AND MANAGEMENT METHOD FOR WORK SITE SHAFI, MUHAMMAD 3666 §101§103 Non-Final OA Pending Jun 20, 2025
19127126 DETERMINATION SYSTEM OF WORK SITE AND DETERMINATION METHOD OF WORK SITE LEE, BRANDON DONGPA 3662 §101§103 Non-Final OA Pending May 04, 2025
19126632 DISPLAY SYSTEM OF WORK SITE AND DISPLAY METHOD OF WORK SITE HOLMAN, JOHN D 3667 §102§103 Non-Final OA Pending May 01, 2025
19123594 WORK MACHINE AND METHOD FOR CONTROLLING WORK MACHINE HILGENDORF, DALE W 3662 §103DP Non-Final OA Pending Apr 23, 2025
19121430 WORK MACHINE CONTROL SYSTEM, WORK MACHINE, AND WORK MACHINE CONTROL METHOD NGUYEN, DUSTIN T 3745 §102§103 Non-Final OA Pending Apr 16, 2025
19115257 CONTROL SYSTEM FOR WORK MACHINE, WORK MACHINE, AND CONTROL METHOD FOR WORK MACHINE RORIE, ALYSSA N 3662 §103 Non-Final OA Pending Mar 26, 2025
18997059 DETECTION SYSTEM FOR WORK SITE AND DETECTION METHOD FOR WORK SITE MCGOWAN, JAMIE LOUISE §102§103 Non-Final OA Pending Jan 18, 2025
18993211 SYSTEM AND METHOD FOR SETTING VEHICLE BODY COORDINATE SYSTEM IN WORK MACHINE FREJD, RUSSELL WARREN 3661 §102 Non-Final OA Pending Jan 10, 2025
18725964 INSULATOR, STATOR, AND MOTOR ANDREWS, MICHAEL §103 Non-Final OA Pending Jan 02, 2025
18876286 WORK MACHINE AND CONTROL METHOD FOR WORK MACHINE NGUYEN, NGA X 3662 §103 Final Rejection 5d overdue Pending Dec 18, 2024
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 §103 Non-Final OA Pending Nov 12, 2024
18863793 WORK MACHINE AND METHOD FOR CONTROLLING WORK MACHINE ELARABI, TAREK A 3671 §103Other Non-Final OA Pending Nov 07, 2024
18292595 CAB CATALANO, JACKSON RICHARD 3612 §102§103 Non-Final OA Pending Nov 05, 2024
18862808 HYDRAULIC VALVE APPARATUS WOOD, DOUGLAS S §102§112 Non-Final OA Pending Nov 04, 2024
18857248 FORESTRY MANAGEMENT SYSTEM AND FORESTRY MANAGEMENT METHOD ZAK, JACQUELINE ROSE §102§103 Non-Final OA Pending Oct 16, 2024
18857241 REFORESTATION PLANNING DEVICE, REFORESTATION SYSTEM, AND REFORESTATION PLANNING METHOD BROWN, SARA GRACE 3625 §101§103 Final Rejection 28d Pending Oct 16, 2024
18855705 FORESTRY MACHINE AND MONITORING SYSTEM MACIOROWSKI, GODFREY ALEKSANDER §101§103 Non-Final OA Pending Oct 10, 2024
18854148 REFORESTATION MACHINE, REFORESTATION SYSTEM, AND REFORESTATION MACHINE CONTROL METHOD WOOD, DOUGLAS S §101§102§103 Non-Final OA Pending Oct 04, 2024
18853809 CONTROL SYSTEM OF WORK MACHINE, WORK MACHINE, AND CONTROL METHOD OF WORK MACHINE PEZZUTO, ROBERT ERIC §102 Non-Final OA Pending Oct 03, 2024
18851740 CONTROL SYSTEM OF WORK MACHINE, WORK MACHINE, AND CONTROL METHOD OF WORK MACHINE BEAN, JARED C §103§112 Non-Final OA Pending Sep 27, 2024
18849191 EARTHWORK MACHINE DANG, TINH §102§103 Non-Final OA Pending Sep 20, 2024
18847309 MEASUREMENT SYSTEM OF WORK MACHINE, WORK MACHINE, AND MEASUREMENT METHOD OF WORK MACHINE SIENKO, TANYA CHRISTINE 3664 §101 Final Rejection Pending Sep 16, 2024
18287472 DISPLAY SYSTEM, WORK MACHINE, AND DISPLAY METHOD SINGH, ISHAYU NMN 3715 §103 Final Rejection Pending Aug 22, 2024
18292962 HAUL VEHICLE ENGLISH, JAMES A §103 Non-Final OA Pending Aug 15, 2024
18834701 WORK MACHINE MONITORING SYSTEM AND WORK MACHINE MONITORING METHOD KING, CURTIS J 2685 §103 Final Rejection Pending Jul 31, 2024
18834724 WORK MACHINE MONITORING SYSTEM AND WORK MACHINE MONITORING METHOD ALI, LABIBAH ILMA §101§103§112 Non-Final OA Pending Jul 31, 2024
18720859 ELECTRIC WORK MACHINE DOLAK, JAMES M §102§112 Non-Final OA Pending Jun 17, 2024
18720163 WORK MACHINE AND METHOD OF CONTROLLING WORK MACHINE MCGOWAN, JAMIE LOUISE §102 Non-Final OA Pending Jun 14, 2024
18716720 WELDED STRUCTURE AND WORK VEHICLE COOK, KYLE A §102§103§112 Non-Final OA Pending Jun 05, 2024
18716206 CONSTRUCTION MANAGEMENT SYSTEM AND CONSTRUCTION MANAGEMENT METHOD SHIN, SOO JUNG 2667 §103 Final Rejection 5d Pending Jun 04, 2024
18714152 CAB AND WORK MACHINE FISHER, VICTORIA HICKS 3786 §103 Non-Final OA 39d Pending May 29, 2024
18697073 WORK VEHICLE NEYZARI, OMID 3613 §112 Final Rejection 33d Pending Mar 29, 2024
18690500 CONTROL DEVICE, INDUSTRIAL MACHINE, AND CONTROL METHOD CAI, CHARLES J 2115 DP Non-Final OA Pending Mar 08, 2024
18685279 SOFTWARE UPDATING SYSTEM, WORKING MACHINE, AND SOFTWARE UPDATING METHOD HURUY, FEVEN HABTEMARIAM 2191 §103 Final Rejection 32d overdue Pending Feb 21, 2024
18683740 SYSTEM AND METHOD FOR CONTROLLING WORKING MACHINE HEFLIN, HARRISON JAMES RIEL 3665 §103 Non-Final OA Pending Feb 14, 2024
18417608 MANAGEMENT SYSTEM AND TRAVELING CONTROL SYSTEM DO, TRUC M 3658 §103§112 Final Rejection 17d overdue Pending Jan 19, 2024
18285712 ELECTRIC EXCAVATOR LUSK, AUDREY L 3671 §103 Final Rejection Pending Oct 05, 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
18278644 UNMANNED VEHICLE MANAGEMENT SYSTEM AND UNMANNED VEHICLE MANAGEMENT METHOD SEOL, DAVIN 3662 §112 Non-Final OA Pending Aug 24, 2023
18273793 LOUVER AND CHARGING DEVICE GIORDANO, MICHAEL JAMES 3762 §103 Non-Final OA 22d Pending Jul 24, 2023
18258905 WORK MACHINE AND METHOD FOR CONTROLLING WORK MACHINE ALGEHAIM, MOHAMED A 3668 §103 Non-Final OA 112d overdue Pending Jun 22, 2023
18268365 UNMANNED VEHICLE MANAGEMENT SYSTEM AND UNMANNED VEHICLE MANAGEMENT METHOD VU, KIEU D 2171 §101§103§112 Final Rejection Pending Jun 20, 2023
18032835 SAFETY EVALUATION SYSTEM AND SAFETY EVALUATION METHOD LIN, ABBY YEE 3657 §101§112 Non-Final OA 190d overdue Pending Apr 20, 2023
18005699 WORK MACHINE KAZIMI, MAHMOUD M 3665 §103 Non-Final OA Pending Jan 17, 2023
17426672 SYSTEM AND METHOD FOR CONTROLLING WORK MACHINE SANTOS, AARRON EDUARDO 3663 §103 Non-Final OA 104d overdue Pending Jul 29, 2021

Managing Komatsu Ltd.'s Patent Portfolio?

IP Author helps IP teams respond to office actions faster with AI-generated responses, examiner analytics, and prosecution intelligence.

Start Free Trial

Sign in with your work email

Enter your email to receive a magic link. No password needed.

Personal email addresses (Gmail, Yahoo, etc.) are not accepted.

Free tier: 3 strategy analyses per month