Prosecution Insights
Last updated: October 02, 2026

Ebara Corporation

Technology areas: Chemistry & Materials • Medical Devices & Mechanical Engineering

75 pending office actions • 20 art units • 61 examiners • 0 of 75 (0%) have an AI response strategy ready • 71 patents granted in the last 365 days

Portfolio Summary

75
Total Pending OAs
45
Non-Final OAs
28
Final Rejections
2
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 23 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

5
Overdue
0
Due this week
10
Due this month
6
Due in next 60 days
2
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. 23 of the docket's apps have a known mailing date.

-30dToday30d60d90d120d
Overdue (5)Due ≤ 30 days (10)Due ≤ 60 days (6)Due later (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.

42
Hard (56%)
29
Medium (39%)
4
Easy (5%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§101 only1 (1%)
§101 + other6 (8%)
§103 only22 (29%)
§102 only7 (9%)
§112 only4 (5%)
Multi-statute (no §101)35 (47%)

Industry Mix

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

14
Life Sciences
19% of docket
4
Information Tech
5% of docket
0
Communications
0% of docket
2
Semiconductors
3% of docket
30
Mechanical / Eng
40% of docket
25
Business / Other
33% 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.

750 h
Manual time on pending OAs
150 h
Time saved (low, 20%)
262 h
Time saved (mid, 35%)
6.6 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
CHANG, SUKWOO JAMES 4 57.3% +41.1%
GOLIGHTLY, ERIC WAYNE 3 77.6% +25.5%
CRANDALL, JOEL DILLON 3 59.4% +21.6%
DION, MARCEL T 3 40.8% +37.1%
NEIBAUR, ROBERT F 2 76.8% +31.6%
HAY, GRANT DAVID 2 — —
DELRUE, BRIAN CHRISTOPHER 2 84.2% +21.7%
ZAMORA ALVAREZ, ERIC J 2 88.6% +21.4%
KLUNK, MARGARET D 2 44.0% +31.5%
AKANBI, ISIAKA O 1 76.6% +22.8%

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
18396256 SUBSTRATE POLISHING APPARATUS DELRUE, BRIAN CHRISTOPHER 43d
18396359 PROCESSING APPARATUS DELRUE, BRIAN CHRISTOPHER —

Hard Cases (42)

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
17923080 PLATING APPARATUS WITTENBERG, STEFANIE S 28d overdue
18683004 INTEGRALLY-TRANSPORTABLE PURGE CONTAINER AND METHOD OF USING THE INTEGRALLY-TRANSPORTABLE PURGE CONTAINER ZEC, FILIP 9d overdue
18529730 INFORMATION DISPLAYING METHOD AND COMPUTER PROGRAM PRODUCT FOR SEMICONDUCTOR MANUFACTURING APPARATUS WANG, ZHIPENG 9d overdue
18395059 SUBSTRATE POLISHING APPARATUS, SUBSTRATE PROCESSING APPARATUS, METHOD, AND STORAGE MEDIUM ZAMORA ALVAREZ, ERIC J 8d
17419029 POLISHING RECIPE DETERMINATION DEVICE DEVORE, CHRISTOPHER DILLON 12d
19066688 AM APPARATUS GROUX, JENNIFER LILA 16d
18681950 POWER FEEDING APPARATUS AND POWER FEEDING METHOD FOR SUBMERSIBLE PUMP ZERPHEY, CHRISTOPHER R 22d
18565046 METHOD OF CREATING RESPONSIVENESS PROFILE OF POLISHING RATE OF WORKPIECE, POLISHING METHOD, AND COMPUTER-READABLE STORAGE MEDIUM STORING PROGRAM GUMP, MICHAEL ANTHONY 22d

Interview Candidates (22)

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
18294730 POLISHING APPARATUS AND POLISHING END POINT DETECTION METHOD IN POLISHING APPARATUS DION, MARCEL T 3d overdue
18075439 SUBSTRATE CLEANING DEVICE AND SUBSTRATE POLISHING DEVICE CHANG, SUKWOO JAMES 1d overdue
18395059 SUBSTRATE POLISHING APPARATUS, SUBSTRATE PROCESSING APPARATUS, METHOD, AND STORAGE MEDIUM ZAMORA ALVAREZ, ERIC J 8d
18237263 POLISHING HEAD SYSTEM AND POLISHING METHOD CHANG, SUKWOO JAMES 13d
18396256 SUBSTRATE POLISHING APPARATUS DELRUE, BRIAN CHRISTOPHER 43d
18475188 POLISHING APPARATUS CHANG, SUKWOO JAMES 62d
19186153 METHOD OF PRODUCING REFERENCE-SPECTRUM LIBRARY FOR USE IN ESTIMATION OF FILM THICKNESS OF WORKPIECE AKANBI, ISIAKA O —
18932791 APPARATUS FOR POLISHING, PROCESSING SYSTEM, AND METHOD OF POLISHING NEIBAUR, ROBERT F —

Top Art Units

Art UnitApps
3723 14
3745 10
1714 3
1716 3
1795 3
1711 2
3746 2
2115 2
1754 1
2422 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
19186153 METHOD OF PRODUCING REFERENCE-SPECTRUM LIBRARY FOR USE IN ESTIMATION OF FILM THICKNESS OF WORKPIECE AKANBI, ISIAKA O — §102 Non-Final OA — Pending Apr 22, 2025
19066688 AM APPARATUS GROUX, JENNIFER LILA 1754 §103§112 Non-Final OA 16d Pending Feb 28, 2025
18557557 SUBSTRATE STATE MEASUREMENT DEVICE, PLATING APPARATUS, AND SUBSTRATE STATE MEASUREMENT METHOD KIDWELL, KAITLYN ELIZABETH — §103§112 Final Rejection — Pending Jan 17, 2025
18984570 NON-CONTACT PAD CLEANING APPARATUS DO, NHAT CHIEU Q — §102§103§112 Non-Final OA — Pending Dec 17, 2024
18867871 DRYING-UP METHOD, COOLING-DOWN METHOD, AND HOT-UP METHOD FOR A PUMP APPARATUS RIBADENEYRA, THEODORE C — §102§103 Non-Final OA — Pending Nov 21, 2024
18952825 VIDEO ACQUISITION SUPPORT APPARATUS, VIDEO ACQUISITION SUPPORT METHOD, AND STORAGE MEDIUM STORING PROGRAM KHALID, OMER 2422 §103 Final Rejection — Pending Nov 19, 2024
18932791 APPARATUS FOR POLISHING, PROCESSING SYSTEM, AND METHOD OF POLISHING NEIBAUR, ROBERT F — §112 Non-Final OA — Pending Oct 31, 2024
18923685 POLISHING APPARATUS HUANG, STEVEN — §103 Non-Final OA — Pending Oct 23, 2024
18857534 STATOR AND CANNED MOTOR ANDREWS, MICHAEL — §102§103§112 Final Rejection — Pending Oct 17, 2024
18883743 SUBSTRATE CLEANING DEVICE, SUBSTRATE PROCESSING APPARATUS, BREAK-IN DEVICE, METHOD FOR ESTIMATING NUMBER OF FINE PARTICLES ADHERING TO SUBSTRATE, METHOD FOR DETERMINING DEGREE OF CONTAMINATION OF SUBSTRATE CLEANING MEMBER, AND METHOD FOR DETERMINING BREAK-IN PROCESSING GOLIGHTLY, ERIC WAYNE 1714 §102 Non-Final OA — Pending Sep 12, 2024
18842680 SUBSTRATE POLISHING METHOD HAY, GRANT DAVID — §102§103§112Other Non-Final OA — Pending Aug 29, 2024
18815549 SUBSTRATE PROCESSING APPARATUS, AND ABNORMALITY DETERMINATION METHOD RIVERA, CARLOS A — §103 Non-Final OA — Pending Aug 26, 2024
18813172 FREE JOINT STRUCTURE, PUSH-PULL DEVICE, AND SUBSTRATE PROCESSING MODULE CRANDALL, JOEL DILLON — §102 Non-Final OA — Pending Aug 23, 2024
18840847 POLISHING HEAD AND POLISHING APPARATUS FORDJOUR, SARAH AKYAA — §102§103 Non-Final OA — Pending Aug 22, 2024
18840195 POLISHING DEVICE AND METHOD FOR DETECTING POLISHING END POINT IN POLISHING DEVICE HAY, GRANT DAVID — §102§103 Non-Final OA — Pending Aug 21, 2024
18840437 SUBSTRATE POLISHING APPARATUS CRANDALL, JOEL DILLON — §102§103§112 Non-Final OA — Pending Aug 21, 2024
18808100 CLEANING METHOD AND APPARATUS FOR WASHING TOOL, SUBSTRATE WASHING APPARATUS AND MANUFACTURING METHOD FOR WASHING TOOL CHAUDHRI, OMAIR 1711 §103 Final Rejection — Pending Aug 19, 2024
18833592 POLISHING HEAD AND POLISHING APPARATUS NEIBAUR, ROBERT F — §102 Non-Final OA — Pending Jul 26, 2024
18785044 POLISHING APPARATUS DION, MARCEL T — §102§103 Non-Final OA — Pending Jul 26, 2024
18762838 SUBSTRATE HOLDING DEVICE, SUBSTRATE PROCESSING APPARATUS, SUBSTRATE PROCESSING METHOD, AND STORAGE MEDIUM FARRELL, MICHAEL THADDUES — §102§103§112 Non-Final OA — Pending Jul 03, 2024
18700430 SUBSTRATE PROCESSING APPARATUS HEGEMIER, JON MICHAEL — §102§103 Non-Final OA — Pending Jun 28, 2024
18759408 POLISHING APPARATUS AND TRANSPARENT-LIQUID FILLING METHOD GOLIK, ARTHUR PAUL 3745 §102§103§112 Non-Final OA — Pending Jun 28, 2024
18719028 INFORMATION PROCESSING APPARATUS, INFERENCE APPARATUS, MACHINE-LEARNING APPARATUS, INFORMATION PROCESSING METHOD, INFERENCE METHOD, AND MACHINE-LEARNING METHOD CRANDALL, JOEL DILLON — §102 Non-Final OA — Pending Jun 12, 2024
18734791 SUBSTRATE PROCESSING CONTROL SYSTEM, SUBSTRATE PROCESSING CONTROL METHOD, AND PROGRAM CHANG, SUKWOO JAMES — §101§103§112 Non-Final OA — Pending Jun 05, 2024
18716865 SUBSTRATE PROCESSING APPARATUS AND SUBSTRATE PROCESSING METHOD LARSON, JOHN MICHAEL — §103 Non-Final OA — Pending Jun 05, 2024
18733438 SUBSTRATE CLEANING DEVICE AND SUBSTRATE POLISHING DEVICE GOLIGHTLY, ERIC WAYNE 1714 §103§112 Non-Final OA — Pending Jun 04, 2024
18673104 EDDY CURRENT SENSOR, EDDY CURRENT SENSOR ASSEMBLY, AND POLISHING APPARATUS MAINI, RAHUL 4100 §103 Non-Final OA — Pending May 23, 2024
18708512 LOAD ADJUSTING SYSTEM AND LOAD ADJUSTING METHOD DION, MARCEL T — §102§103§112 Non-Final OA — Pending May 08, 2024
18703398 HYDROGEN PRODUCTION METHOD AND HYDROGEN PRODUCTION SYSTEM HERNANDEZ, RITCHIE EVAN — §102§103 Non-Final OA — Pending Apr 22, 2024
18702931 POLISHING APPARATUS AND POLISHING METHOD MARKMAN, MAKENA 3723 §101§103§112 Non-Final OA — Pending Apr 19, 2024
18696230 INFORMATION PROCESSING APPARATUS, INFERENCE APPARATUS, MACHINE-LEARNING APPARATUS, INFORMATION PROCESSING METHOD, INFERENCE METHOD, AND MACHINE-LEARNING METHOD KNIGHT, PAUL M — §103 Non-Final OA — Pending Mar 27, 2024
18611156 CLEANING APPARATUS, SUBSTRATE PROCESSING APPARATUS, AND CLEANING METHOD ORTA, LAUREN GRACE 1711 §103 Non-Final OA — Pending Mar 20, 2024
18689971 SUBSTRATE PROCESSING APPARATUS AND SUBSTRATE PROCESSING METHOD SAENZ, ALBERTO 3723 §103§112 Non-Final OA — Pending Mar 07, 2024
18589059 PLATING APPARATUS VAN, LUAN V — §112Other Non-Final OA — Pending Feb 27, 2024
18587894 COVER ASSEMBLY, CLEANING METHOD, AND METHOD FOR MANUFACTURING COVER ASSEMBLY PERRIN, JOSEPH L 3723 §102§103 Non-Final OA — Pending Feb 26, 2024
18686281 MOTOR PUMP PLAKKOOTTAM, DOMINICK L 3746 §102§103 Final Rejection 23d Pending Feb 23, 2024
18441851 METHOD OF INFLATING ELASTIC MEMBRANE OF POLISHING HEAD, AND POLISHING HEAD SYSTEM SOTO, CHRISTOPHER ASHLEY 3723 §102§103 Final Rejection 54d Pending Feb 14, 2024
18683004 INTEGRALLY-TRANSPORTABLE PURGE CONTAINER AND METHOD OF USING THE INTEGRALLY-TRANSPORTABLE PURGE CONTAINER ZEC, FILIP 3763 §102§103 Final Rejection 9d overdue Pending Feb 12, 2024
18681950 POWER FEEDING APPARATUS AND POWER FEEDING METHOD FOR SUBMERSIBLE PUMP ZERPHEY, CHRISTOPHER R 3799 §102§103§112 Final Rejection 22d Pending Feb 07, 2024
18294730 POLISHING APPARATUS AND POLISHING END POINT DETECTION METHOD IN POLISHING APPARATUS DION, MARCEL T 3723 §103 Final Rejection 3d overdue Pending Feb 02, 2024
18419952 ABNORMALITY DETECTION METHOD FOR PRESET SPECTRUM DATA FOR USE IN MEASURING FILM THICKNESS, AND OPTICAL FILM-THICKNESS MEASURING APPARATUS BRYANT, REBECCA CAROLE 2877 §103§112 Non-Final OA 34d Pending Jan 23, 2024
18580374 TOP RING OF POLISHING APPARATUS AND POLISHING APPARATUS FULL, SIDNEY DANIELLE 3723 §102§103 Non-Final OA — Pending Jan 18, 2024
18396256 SUBSTRATE POLISHING APPARATUS DELRUE, BRIAN CHRISTOPHER 3745 §112 Final Rejection 43d Pending Dec 26, 2023
18396359 PROCESSING APPARATUS DELRUE, BRIAN CHRISTOPHER 3745 §103 Final Rejection — Pending Dec 26, 2023
18395059 SUBSTRATE POLISHING APPARATUS, SUBSTRATE PROCESSING APPARATUS, METHOD, AND STORAGE MEDIUM ZAMORA ALVAREZ, ERIC J 3745 §102§112 Non-Final OA 8d Pending Dec 22, 2023
18393077 POLISHING APPARATUS AND POLISHING METHOD ZAMORA ALVAREZ, ERIC J 3745 §103§112 Final Rejection — Pending Dec 21, 2023
18389669 SEMICONDUCTOR WAFER DETECTION DEVICE AND DROPLET GUIDE MEMBER ESIABA, NKECHINYERE OTUOMASIRICH 2817 §103 Non-Final OA — Pending Dec 19, 2023
18541797 LIGHT INTENSITY ADJUSTMENT METHOD FOR OPTICAL FILM THICKNESS MEASURING DEVICE AND POLISHING APPARATUS NGUYEN, DUSTIN T 3745 §103 Non-Final OA — Pending Dec 15, 2023
18571054 POLISHING METHOD AND POLISHING APPARATUS MCFARLAND, TYLER JAMES 3723 §103 Non-Final OA — Pending Dec 15, 2023
18529730 INFORMATION DISPLAYING METHOD AND COMPUTER PROGRAM PRODUCT FOR SEMICONDUCTOR MANUFACTURING APPARATUS WANG, ZHIPENG 2115 §101§102 Final Rejection 9d overdue Pending Dec 05, 2023
18528713 POLISHING DEVICE AND METHOD FOR ADJUSTING PRESSURE CONTROL UNIT FLORES, JUAN G 3745 §112 Final Rejection 36d Pending Dec 04, 2023
18282747 MOTOR PUMP, PUMP UNIT, AND METHOD OF BALANCING IMPELLER OF MOTOR PUMP BERTHEAUD, PETER JOHN 3746 §102 Non-Final OA — Pending Dec 01, 2023
18565046 METHOD OF CREATING RESPONSIVENESS PROFILE OF POLISHING RATE OF WORKPIECE, POLISHING METHOD, AND COMPUTER-READABLE STORAGE MEDIUM STORING PROGRAM GUMP, MICHAEL ANTHONY 3723 §101§102§103DP Final Rejection 22d Pending Nov 28, 2023
18521813 POLISHING APPARATUS KLUNK, MARGARET D 1716 §103 Final Rejection — Pending Nov 28, 2023
18519827 METHOD OF CREATING RESPONSIVE PROFILE OF POLISHING RATE OF WORKPIECE, POLISHING METHOD, AND POLISHING APPARATUS HTAY, AYE SU MON 3745 §102§112 Non-Final OA — Pending Nov 27, 2023
18518570 SUBSTRATE ROTATION PROCESSING DEVICE AND SUBSTRATE POLISHING DEVICE DAVIS, JASON GREGORY 3745 §102§103 Final Rejection — Pending Nov 23, 2023
18514511 SUBSTRATE CLEANING APPARATUS, SUBSTRATE PROCESSING APPARATUS, APPARATUS FOR CLEANING CLEANING MEMBER, AND METHOD FOR CLEANING CLEANING MEMBER GOLIGHTLY, ERIC WAYNE 1714 §103§112 Final Rejection — Pending Nov 20, 2023
18497324 SUBSTRATE CLEANING APPARATUS, SUBSTRATE DRYING APPARATUS, SUBSTRATE TRANSPORT APPARATUS, SUBSTRATE PLACING APPARATUS, SUBSTRATE PROCESSING APPARATUS, CHARGE AMOUNT CONTROL METHOD, AND CHARGE AMOUNT CONTROL PROGRAM SHAHINIAN, LEVON J 3762 §102 Non-Final OA — Pending Oct 30, 2023
18557069 POLISHING APPARATUS AND POLISHING METHOD LAMBERT, WAYNE A 3745 §102§103§112 Non-Final OA — Pending Oct 25, 2023
18475188 POLISHING APPARATUS CHANG, SUKWOO JAMES 3723 §103 Non-Final OA 62d Pending Sep 26, 2023
18280640 RESISTOR FOR PLATING APPARATUS, AND PLATING APPARATUS RUFO, LOUIS J 1795 §102§103 Final Rejection — Pending Sep 06, 2023
18458866 SUBSTRATE PROCESSING APPARATUS AND PROTECTIVE LAYER FORMING METHOD KLUNK, MARGARET D 1716 §103 Final Rejection — Pending Aug 30, 2023
18237263 POLISHING HEAD SYSTEM AND POLISHING METHOD CHANG, SUKWOO JAMES 3723 §103 Non-Final OA 13d Pending Aug 23, 2023
18258828 DED NOZZLE FOR USE WITH AN AM APPARATUS AND ADAPTER DETACHABLY ATTACHABLE TO A DED NOZZLE WUNDERLICH, ERWIN J 3761 §101§103§112 Non-Final OA 84d Pending Jun 22, 2023
18324132 METHOD FOR ESTIMATING LIFE OF POLISHING PAD AND POLISHING DEVICE FARINA, MICHAEL VINCENT 2115 §103 Final Rejection 9d Pending May 25, 2023
18034517 POLISHING APPARATUS AND POLISHING METHOD HAWKINS, JASON KHALIL 3723 §102§103 Final Rejection — Pending Apr 28, 2023
18246366 POLISHING APPARATUS AND METHOD OF DETERMINING A TIME TO REPLACE POLISHING PAD POON, DANA LEE 3723 §101§103 Final Rejection — Pending Mar 23, 2023
18027588 SUBSTRATE HOLDER, APPARATUS FOR PLATING, AND METHOD OF MANUFACTURING APPARATUS FOR PLATING JEBUTU, MOFOLUWASO SIMILOLUWA 1795 §103 Final Rejection 13d Pending Mar 21, 2023
18041256 SUBSTRATE PROCESSING METHOD AND SUBSTRATE PROCESSING APPARATUS EMPIE, NATHAN H 1712 §103 Final Rejection 43d Pending Feb 10, 2023
18075439 SUBSTRATE CLEANING DEVICE AND SUBSTRATE POLISHING DEVICE CHANG, SUKWOO JAMES 3723 §103 Non-Final OA 1d overdue Pending Dec 06, 2022
17923080 PLATING APPARATUS WITTENBERG, STEFANIE S 1795 §103§112 Non-Final OA 28d overdue Pending Nov 03, 2022
17923126 PLATING APPARATUS SYLVESTER, KEVIN 1794 §103 Final Rejection 27d Pending Nov 03, 2022
17909966 POLISHING METHOD, POLISHING APPARATUS, AND COMPUTER-READABLE STORAGE MEDIUM STORING PROGRAM ZAWORSKI, JONATHAN R 3723 §103§112 Final Rejection — Pending Sep 07, 2022
17419029 POLISHING RECIPE DETERMINATION DEVICE DEVORE, CHRISTOPHER DILLON 2129 §101 Final Rejection 12d Pending Feb 07, 2022
17432284 SUBSTRATE PROCESSING APPARATUS AND SUBSTRATE PROCESSING METHOD USING PHOTOCATALYST MOORE, KARLA A 1716 §103§112 Non-Final OA 50d Pending Aug 19, 2021

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