Prosecution Insights
Last updated: August 15, 2026

Tokyo Ohka Kogyo Co., Ltd.

37 pending office actions • 14 art units • 31 examiners • 0 of 37 (0%) have an AI response strategy ready • 34 patents granted in the last 365 days

Portfolio Summary

37
Total Pending OAs
24
Non-Final OAs
12
Final Rejections
1
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
0
Due this week
2
Due this month
1
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. 11 of the docket's apps have a known mailing date.

-30dToday30d60d90d120d
Overdue (6)Due ≤ 30 days (2)Due ≤ 60 days (1)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.

18
Hard (49%)
19
Medium (51%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§103 only15 (41%)
§102 only4 (11%)
Multi-statute (no §101)18 (49%)

Industry Mix

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

31
Life Sciences
84% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
0
Semiconductors
0% of docket
0
Mechanical / Eng
0% of docket
6
Business / Other
16% 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.

370 h
Manual time on pending OAs
74 h
Time saved (low, 20%)
130 h
Time saved (mid, 35%)
3.2 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
CHU, JOHN S Y 3 77.1% +5.7%
MRUK, BRIAN P 2 74.2% +27.8%
EOFF, ANCA 2 80.0% +11.0%
MALLOY, ANNA E 2 46.2% -4.9%
ALANKO, ANITA KAREN 2 69.7% -17.3%
DAGENAIS, KRISTEN A 1 63.6% +20.2%
AHVAZI, BIJAN 1 63.4% +47.3%
RUMP, RICHARD M 1 74.6% +20.1%
LEE, DOUGLAS 1 45.0% +13.5%
ABU ALI, SHUANGYI 1 45.4% +37.9%

Hard Cases (18)

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
18179942 RADIATION SHEET, HEAT DISSIPATION PLATE, HEAT DISSIPATION DEVICE AND CURABLE PASTE FREEMAN, JOHN D 8d overdue
18260917 PROTECTIVE FILM FORMING AGENT, AND METHOD OF MANUFACTURING SEMICONDUCTOR CHIP MALLOY, ANNA E 4d overdue
17638154 INFORMATION PROCESSING SYSTEM, INFORMATION PROCESSING DEVICE, LEARNING DEVICE, INFORMATION PROCESSING METHOD, LEARNING METHOD, AND PROGRAM WORKU, KIDEST 72d
17996704 RADIO WAVE ABSORBER AND PASTE FOR FORMING RADIO WAVE ABSORBER STANLEY, JANE L 83d
18993156 PROTECTIVE FILM FORMATION AGENT, AND METHOD FOR MANUFACTURING SEMICONDUCTOR CHIP AHVAZI, BIJAN
18730248 WATER-REPELLING AGENT FOR ELECTROCONDUCTIVE ARTICLE SURFACE, WATER-REPELLENCY-IMPARTING METHOD FOR ELECTROCONDUCTIVE ARTICLE SURFACE, METHOD FOR SELECTIVELY IMPARTING WATER REPELLENCY FOR REGION HAVING ELECTROCONDUCTIVE ARTICLE SURFACE, SURFACE TREATMENT METHOD, AND METHOD FOR FORMING FILM ON SELECTED REGION OF SUBSTRATE SURFACE ABU ALI, SHUANGYI
18747824 CLEANING SOLUTION, METHOD FOR CLEANING SEMICONDUCTOR SUBSTRATE, AND METHOD FOR MANUFACTURING SEMICONDUCTOR MRUK, BRIAN P
18680569 PROCESSING SOLUTION FOR SEMICONDUCTOR DEVICE, METHOD FOR PROCESSING SUBSTRATE, AND METHOD FOR MANUFACTURING SEMICONDUCTOR DEVICE MRUK, BRIAN P

Interview Candidates (9)

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
19124533 METHOD FOR MANUFACTURING PROCESSED SUBSTRATE, METHOD FOR PROCESSING SUBSTRATE, PATTERN FORMATION METHOD, AND CLEANING LIQUID DAGENAIS, KRISTEN A
18993156 PROTECTIVE FILM FORMATION AGENT, AND METHOD FOR MANUFACTURING SEMICONDUCTOR CHIP AHVAZI, BIJAN
18877518 METAL OXIDE DISPERSON AND METHOD FOR MANUFACTURING METAL OXIDE FILM USING SAME RUMP, RICHARD M
18971492 METHOD FOR PROCESSING SUBSTRATE, KIT FOR PROCESSING SUBSTRATE, AND METHOD FOR MANUFACTURING SEMICONDUCTOR SUBSTRATE LEE, DOUGLAS
18730248 WATER-REPELLING AGENT FOR ELECTROCONDUCTIVE ARTICLE SURFACE, WATER-REPELLENCY-IMPARTING METHOD FOR ELECTROCONDUCTIVE ARTICLE SURFACE, METHOD FOR SELECTIVELY IMPARTING WATER REPELLENCY FOR REGION HAVING ELECTROCONDUCTIVE ARTICLE SURFACE, SURFACE TREATMENT METHOD, AND METHOD FOR FORMING FILM ON SELECTED REGION OF SUBSTRATE SURFACE ABU ALI, SHUANGYI
18747824 CLEANING SOLUTION, METHOD FOR CLEANING SEMICONDUCTOR SUBSTRATE, AND METHOD FOR MANUFACTURING SEMICONDUCTOR MRUK, BRIAN P
18680569 PROCESSING SOLUTION FOR SEMICONDUCTOR DEVICE, METHOD FOR PROCESSING SUBSTRATE, AND METHOD FOR MANUFACTURING SEMICONDUCTOR DEVICE MRUK, BRIAN P
18684046 RESIST COMPOSITION, RESIST PATTERN FORMATION METHOD, COMPOUND, ACID-GENERATING AGENT, ACID DIFFUSION CONTROL AGENT, AND HIGH-MOLECULAR-WEIGHT COMPOUND EOFF, ANCA

Top Art Units

Art UnitApps
1737 6
1761 5
1713 4
1764 3
1731 2
1765 2
1767 2
1717 1
1759 1
1714 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
19124533 METHOD FOR MANUFACTURING PROCESSED SUBSTRATE, METHOD FOR PROCESSING SUBSTRATE, PATTERN FORMATION METHOD, AND CLEANING LIQUID DAGENAIS, KRISTEN A 1717 §103 Non-Final OA Pending Apr 25, 2025
18993156 PROTECTIVE FILM FORMATION AGENT, AND METHOD FOR MANUFACTURING SEMICONDUCTOR CHIP AHVAZI, BIJAN §102§103Other Non-Final OA Pending Jan 10, 2025
18877518 METAL OXIDE DISPERSON AND METHOD FOR MANUFACTURING METAL OXIDE FILM USING SAME RUMP, RICHARD M 1759 §102 Non-Final OA Pending Dec 20, 2024
18971492 METHOD FOR PROCESSING SUBSTRATE, KIT FOR PROCESSING SUBSTRATE, AND METHOD FOR MANUFACTURING SEMICONDUCTOR SUBSTRATE LEE, DOUGLAS 1714 §103 Non-Final OA Pending Dec 06, 2024
18730248 WATER-REPELLING AGENT FOR ELECTROCONDUCTIVE ARTICLE SURFACE, WATER-REPELLENCY-IMPARTING METHOD FOR ELECTROCONDUCTIVE ARTICLE SURFACE, METHOD FOR SELECTIVELY IMPARTING WATER REPELLENCY FOR REGION HAVING ELECTROCONDUCTIVE ARTICLE SURFACE, SURFACE TREATMENT METHOD, AND METHOD FOR FORMING FILM ON SELECTED REGION OF SUBSTRATE SURFACE ABU ALI, SHUANGYI 1731 §102§112 Final Rejection Pending Jul 18, 2024
18776834 RESIN COMPOSITION FOR FORMING PHASE-SEPARATED STRUCTURE AND METHOD FOR PRODUCING STRUCTURE HAVING PHASE-SEPARATED STRUCTURE DARLING, DEVIN MITCHELL 1764 §103 Non-Final OA 5d overdue Pending Jul 18, 2024
18747824 CLEANING SOLUTION, METHOD FOR CLEANING SEMICONDUCTOR SUBSTRATE, AND METHOD FOR MANUFACTURING SEMICONDUCTOR MRUK, BRIAN P 1761 §102§112 Non-Final OA Pending Jun 19, 2024
18680569 PROCESSING SOLUTION FOR SEMICONDUCTOR DEVICE, METHOD FOR PROCESSING SUBSTRATE, AND METHOD FOR MANUFACTURING SEMICONDUCTOR DEVICE MRUK, BRIAN P 1761 §102§103 Non-Final OA Pending May 31, 2024
18667524 CLEANING LIQUID, METHOD OF CLEANING SUBSTRATE, AND METHOD OF MANUFACTURING SEMICONDUCTOR ELEMENT DOUYON, LORNA M 1761 §102§103 Non-Final OA Pending May 17, 2024
18659602 ETCHING SOLUTION, ETCHING METHOD, AND METHOD FOR MANUFACTURING SEMICONDUCTOR DEVICE DEO, DUY VU NGUYEN 1713 §103 Final Rejection Pending May 09, 2024
18659895 CLEANING LIQUID, METHOD OF CLEANING SUBSTRATE, AND METHOD OF MANUFACTURING SEMICONDUCTOR ELEMENT BERGNER, ERIN FLANAGAN 1713 §102 Non-Final OA Pending May 09, 2024
18694174 COMPOSITION AND PHOTOSENSITIVE COMPOSITION NGUYEN, TRI V 1764 §102§103§112 Non-Final OA Pending Mar 21, 2024
18684046 RESIST COMPOSITION, RESIST PATTERN FORMATION METHOD, COMPOUND, ACID-GENERATING AGENT, ACID DIFFUSION CONTROL AGENT, AND HIGH-MOLECULAR-WEIGHT COMPOUND EOFF, ANCA §102§103 Non-Final OA Pending Feb 15, 2024
18433953 AQUEOUS CLEANING LIQUID PAUL, SHREYA 1761 §103 Non-Final OA Pending Feb 06, 2024
18433969 AQUEOUS CLEANING LIQUID DELCOTTO, GREGORY R 1761 §103 Final Rejection 44d overdue Pending Feb 06, 2024
18681331 CHIP FOR CELL CULTURING, DEVICE FOR CELL CULTURING, METHOD FOR MANUFACTURING CHIP FOR CELL CULTURING, AND METHOD FOR CULTURING CELLS KWAK, DEAN P §102§103 Non-Final OA Pending Feb 05, 2024
18260917 PROTECTIVE FILM FORMING AGENT, AND METHOD OF MANUFACTURING SEMICONDUCTOR CHIP MALLOY, ANNA E 1737 §102§103 Final Rejection 4d overdue Pending Dec 11, 2023
18568071 RESIST COMPOSITION AND METHOD FOR FORMING RESIST PATTERN FRASER, STEWART A §102 Non-Final OA Pending Dec 07, 2023
18566338 RESIST COMPOSITION, METHOD FOR FORMING RESIST PATTERN, METHOD FOR PRODUCING COMPOUNDS, INTERMEDIATE, AND COMPOUNDS EOFF, ANCA §102§103 Non-Final OA Pending Dec 01, 2023
18563358 RESIST COMPOSITION AND METHOD FOR FORMING RESIST PATTERN WALKE, AMANDA C §103 Non-Final OA Pending Nov 21, 2023
18556281 PHOTOCURABLE COMPOSITION MCCLENDON, SANZA L 1765 §102§103 Non-Final OA Pending Oct 19, 2023
18555306 METAL-CONTAINING SILYLOXY COMPOUND, METAL-CONTAINING SILYLOXY GROUP-COATED PARTICLES, METHOD FOR PRODUCING SAME, AND DISPERSION COMPOSITION HOU, FRANK S 1692 §102 Non-Final OA Pending Oct 13, 2023
18546814 PHOTOCURABLE LIQUID COMPOSITION, CURED PRODUCT, AND METHOD FOR PRODUCING CURED PRODUCT REDDY, KARUNA P 1764 §103§112Other Final Rejection Pending Aug 17, 2023
18355899 POLYMER AND TRIAZINE COMPOUND DU, SURBHI M 1765 §103 Non-Final OA Pending Jul 20, 2023
18339644 CURABLE COMPOSITION ROSWELL, JESSICA MARIE 1767 §103 Non-Final OA 47d Pending Jun 22, 2023
18258533 PHOTOSENSITIVE DRY FILM, LAMINATED FILM, METHOD FOR PRODUCING LAMINATED FILM, AND METHOD FOR PRODUCING PATTERNED RESIST FILM CHU, JOHN S Y 1737 §102§103 Non-Final OA Pending Jun 20, 2023
18256899 RESIST COMPOSITION AND METHOD FOR FORMING RESIST PATTERN CHU, JOHN S Y 1737 §103§112 Final Rejection Pending Jun 09, 2023
18254802 RESIST COMPOSITION AND METHOD FOR FORMING RESIST PATTERN MALLOY, ANNA E 1737 §103 Final Rejection 49d overdue Pending May 26, 2023
18320080 ETCHANT COMPOSITION ALANKO, ANITA KAREN 1713 §103§112 Final Rejection Pending May 18, 2023
18191652 SILICON ETCHANT AND SILICON ETCHING METHOD ALANKO, ANITA KAREN 1713 §103 Final Rejection 15d Pending Mar 28, 2023
18179942 RADIATION SHEET, HEAT DISSIPATION PLATE, HEAT DISSIPATION DEVICE AND CURABLE PASTE FREEMAN, JOHN D 1787 §102§103 Final Rejection 8d overdue Pending Mar 07, 2023
17996704 RADIO WAVE ABSORBER AND PASTE FOR FORMING RADIO WAVE ABSORBER STANLEY, JANE L 1767 §103§112 Non-Final OA 83d Pending Oct 20, 2022
17759396 RESIST PATTERN FORMATION METHOD CHU, JOHN S Y 1737 §103 Final Rejection Pending Jul 25, 2022
17805188 CLEANING COMPOSITION, METHOD OF CLEANING COATING FILM FORMING DEVICE, METHOD OF PRODUCING SUBSTRATE FOR LITHOGRAPHY, AND METHOD OF FORMING RESIST PATTERN COSGROVE, JAYSON D 1737 §103 Non-Final OA 28d Pending Jun 02, 2022
17754049 METHOD FOR SCREENING SECRETION-PRODUCING CELLS AND KIT FOR SCREENING SECRETION-PRODUCING CELLS KOROTCHKINA, LIOUBOV G 1653 §103 Final Rejection Pending Mar 22, 2022
17638154 INFORMATION PROCESSING SYSTEM, INFORMATION PROCESSING DEVICE, LEARNING DEVICE, INFORMATION PROCESSING METHOD, LEARNING METHOD, AND PROGRAM WORKU, KIDEST 1758 §102§103 Non-Final OA 72d Pending Feb 24, 2022
17644670 SURFACE TREATMENT AGENT, SURFACE TREATMENT METHOD, AND REGION SELECTIVE FILM FORMATION METHOD FOR SURFACE OF SUBSTRATE CASE, SARAH CATHERINE 1731 §103Other Non-Final OA 2d overdue Pending Dec 16, 2021

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