Prosecution Insights
Last updated: August 16, 2026

Hitachi Industrial Equipment Systems Co., Ltd.

18 pending office actions • 7 art units • 18 examiners • 0 of 18 (0%) have an AI response strategy ready • 28 patents granted in the last 365 days

Portfolio Summary

18
Total Pending OAs
14
Non-Final OAs
4
Final Rejections
0
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 3 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

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

-30dToday30d60d90d120d
Overdue (1)Due ≤ 30 days (1)Due ≤ 60 days (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.

10
Hard (56%)
7
Medium (39%)
1
Easy (6%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§101 only1 (6%)
§101 + other3 (17%)
§103 only5 (28%)
§102 only2 (11%)
§112 only1 (6%)
Multi-statute (no §101)6 (33%)

Industry Mix

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

0
Life Sciences
0% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
4
Semiconductors
22% of docket
7
Mechanical / Eng
39% of docket
7
Business / Other
39% 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.

180 h
Manual time on pending OAs
36 h
Time saved (low, 20%)
63 h
Time saved (mid, 35%)
1.6 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
DOUNIS, LAERT 1 68.0% +21.0%
MORONEY, MICHAEL CORBETT 1 25.2% +24.6%
BOBISH, CHRISTOPHER S 1 62.3% +28.7%
DELEON, DARIO ANTONIO 1 63.4% +33.3%
SHAH, MANISH S 1 85.9% +7.6%
FINCH III, FRED E 1 80.3% +17.9%
REID JR, CHARLES H 1 68.7% +24.5%
CORDOVA RODRIGUEZ, ULARISLAO 1 89.5% +11.8%
COOK, CORTEZ M 1 84.4% +8.3%
VAN KREUNINGEN, KYRA MELOR 1 100.0% +0.0%

Quick Wins (3)

Cases in front of an examiner with an allow rate of 80%+ where the difficulty is Easy or Medium. The top 3 ordered by deadline are shown.

App #TitleExaminerDue in
18560652 Inkjet Marking Apparatus and Inkjet Marking System SHAH, MANISH S
18876228 Power Conversion Device FINCH III, FRED E
18861931 Power Conversion Device COOK, CORTEZ M

Hard Cases (10)

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
19153367 Compressed Air Energy Storage Device DOUNIS, LAERT
19152140 EQUIPMENT MAINTENANCE SYSTEM AND EQUIPMENT MAINTENANCE METHOD MORONEY, MICHAEL CORBETT
18997541 PACKAGED GAS COMPRESSOR BOBISH, CHRISTOPHER S
18879026 LIQUID-COOLED SCREW COMPRESSOR DELEON, DARIO ANTONIO
18874025 EMBEDDED MAGNET TYPE ROTARY MOTOR AND ELECTRIC DEVICE REID JR, CHARLES H
18868057 POWER REGENERATION CONVERTER CORDOVA RODRIGUEZ, ULARISLAO
18849383 Inkjet Recording Device and Inkjet Recording System VAN KREUNINGEN, KYRA MELOR
18578798 STOCK MANAGEMENT SYSTEM AND STOCK MANAGEMENT METHOD TUTOR, AARON N

Interview Candidates (7)

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 7 ordered by deadline are shown.

App #TitleExaminerDue in
19153367 Compressed Air Energy Storage Device DOUNIS, LAERT
19152140 EQUIPMENT MAINTENANCE SYSTEM AND EQUIPMENT MAINTENANCE METHOD MORONEY, MICHAEL CORBETT
18997541 PACKAGED GAS COMPRESSOR BOBISH, CHRISTOPHER S
18879026 LIQUID-COOLED SCREW COMPRESSOR DELEON, DARIO ANTONIO
18876228 Power Conversion Device FINCH III, FRED E
18874025 EMBEDDED MAGNET TYPE ROTARY MOTOR AND ELECTRIC DEVICE REID JR, CHARLES H
18868057 POWER REGENERATION CONVERTER CORDOVA RODRIGUEZ, ULARISLAO

Top Art Units

Art UnitApps
3746 4
2858 2
3626 1
2853 1
3627 1
2857 1
3783 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
19153367 Compressed Air Energy Storage Device DOUNIS, LAERT 3746 §102§103 Non-Final OA Pending Aug 04, 2025
19152140 EQUIPMENT MAINTENANCE SYSTEM AND EQUIPMENT MAINTENANCE METHOD MORONEY, MICHAEL CORBETT 3626 §101§103§112 Non-Final OA Pending Jul 30, 2025
18997541 PACKAGED GAS COMPRESSOR BOBISH, CHRISTOPHER S 3746 §102§103 Non-Final OA Pending Jan 22, 2025
18879026 LIQUID-COOLED SCREW COMPRESSOR DELEON, DARIO ANTONIO §102§103§112 Non-Final OA Pending Dec 26, 2024
18560652 Inkjet Marking Apparatus and Inkjet Marking System SHAH, MANISH S §103 Non-Final OA Pending Dec 20, 2024
18876228 Power Conversion Device FINCH III, FRED E §103 Non-Final OA Pending Dec 18, 2024
18874025 EMBEDDED MAGNET TYPE ROTARY MOTOR AND ELECTRIC DEVICE REID JR, CHARLES H §103§112 Non-Final OA Pending Dec 11, 2024
18868057 POWER REGENERATION CONVERTER CORDOVA RODRIGUEZ, ULARISLAO §102§103 Non-Final OA Pending Nov 21, 2024
18861931 Power Conversion Device COOK, CORTEZ M §102 Non-Final OA Pending Oct 31, 2024
18849383 Inkjet Recording Device and Inkjet Recording System VAN KREUNINGEN, KYRA MELOR 2853 §103§112 Final Rejection Pending Sep 20, 2024
18730396 Oil-Free Air Compressor MIAN, SHAFIQ A 3746 §103 Non-Final OA 17d overdue Pending Jul 19, 2024
18684993 Oil Feed Type Compressor PEKARSKAYA, LILYA 3746 §103 Non-Final OA Pending Feb 20, 2024
17615969 SAFETY CABINET SHIRSAT, VIVEK K §102 Non-Final OA Pending Feb 15, 2024
18578798 STOCK MANAGEMENT SYSTEM AND STOCK MANAGEMENT METHOD TUTOR, AARON N 3627 §101§103 Final Rejection Pending Jan 12, 2024
18572335 Transformer Diagnostics System RODAK, LEE E 2858 §101 Final Rejection Pending Dec 20, 2023
18282833 Monitoring Apparatus and Method GAVIA, NYLA EMANI ANN 2857 §101§103 Final Rejection Pending Sep 19, 2023
18010255 Power Conversion Device and Remote Monitoring System NYAMOGO, JOSEPH A 2858 §103 Non-Final OA 8d Pending Dec 14, 2022
17419415 Compressor BRANDT, DAVID NELSON 3783 §112 Non-Final OA 42d Pending Jun 29, 2021

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