Prosecution Insights
Last updated: May 29, 2026

Tokyo Ohka Kogyo Co., Ltd.

25 pending office actions • 13 art units • 21 examiners • 0 of 25 (0%) have an AI response strategy ready • 27 patents granted in the last 365 days

Portfolio Summary

25
Total Pending OAs
16
Non-Final OAs
8
Final Rejections
1
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 24 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

14
Overdue
2
Due this week
3
Due this month
2
Due in next 60 days
3
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. 24 of the docket's apps have a known mailing date.

-30dToday30d60d90d120d
Overdue (14)Due ≤ 7 days (2)Due ≤ 30 days (3)Due ≤ 60 days (2)Due later (3)

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.

0
Hard (0%)
21
Medium (84%)
1
Easy (4%)
3
Unknown (12%)

Rejection Statute Mix

BucketCases
§103 only19 (76%)
§102 only2 (8%)
§112 only1 (4%)
No statute on record3 (12%)

Industry Mix

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

23
Life Sciences
92% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
1
Semiconductors
4% of docket
1
Mechanical / Eng
4% of docket
0
Business / Other
0% 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.

250 h
Manual time on pending OAs
50 h
Time saved (low, 20%)
88 h
Time saved (mid, 35%)
2.2 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
DELCOTTO, GREGORY R 2 53.8% +75.7%
MALLOY, ANNA E 2 45.8% -3.7%
ROSWELL, JESSICA MARIE 2 52.1% +36.5%
CHAMPION, RICHARD DAVID 2 44.2% +9.2%
DARLING, DEVIN MITCHELL 1 62.1% +21.7%
SULLIVAN, CALEEN O 1 88.5% +11.4%
CHACKO DAVIS, DABORAH 1 71.7% +20.6%
FRASER, STEWART A 1 86.0% +14.2%
ALANKO, ANITA KAREN 1 69.6% -17.7%
TRAYWICK, ANDREW PRESTON 1 71.6% +27.1%

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
18254124 RESIST COMPOSITION AND METHOD FOR FORMING RESIST PATTERN FRASER, STEWART A 43d overdue
18262451 NEGATIVE PHOTOSENSITIVE COMPOSITION AND METHOD FOR PRODUCING HOLLOW STRUCTURE SULLIVAN, CALEEN O 7d

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
18258453 METAL OXIDE FILM-FORMING COMPOSITION, METHOD FOR PRODUCING METAL OXIDE FILMS USING SAME, AND METHOD FOR REDUCING VOLUME SHRINKAGE RATIO OF METAL OXIDE FILMS CHACKO DAVIS, DABORAH 49d overdue
18433969 AQUEOUS CLEANING LIQUID DELCOTTO, GREGORY R 44d overdue
18254124 RESIST COMPOSITION AND METHOD FOR FORMING RESIST PATTERN FRASER, STEWART A 43d overdue
18061606 CLEANING LIQUID AND METHOD FOR CLEANING SUBSTRATE DELCOTTO, GREGORY R 23d overdue
18550002 PHOTOCURABLE COMPOSITION AND PATTERN FORMATION METHOD ROSWELL, JESSICA MARIE 17d overdue
18776834 RESIN COMPOSITION FOR FORMING PHASE-SEPARATED STRUCTURE AND METHOD FOR PRODUCING STRUCTURE HAVING PHASE-SEPARATED STRUCTURE DARLING, DEVIN MITCHELL 5d overdue
18262451 NEGATIVE PHOTOSENSITIVE COMPOSITION AND METHOD FOR PRODUCING HOLLOW STRUCTURE SULLIVAN, CALEEN O 7d
18190714 NEGATIVE-TONE RESIST COMPOSITION AND METHOD OF FORMING RESIST PATTERN TRAYWICK, ANDREW PRESTON 20d

Top Art Units

Art UnitApps
1737 7
1767 4
1764 2
1761 2
1713 2
2899 1
1724 1
1787 1
1759 1
1653 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18776834 RESIN COMPOSITION FOR FORMING PHASE-SEPARATED STRUCTURE AND METHOD FOR PRODUCING STRUCTURE HAVING PHASE-SEPARATED STRUCTURE DARLING, DEVIN MITCHELL 1764 §103 Final Rejection 5d overdue Pending Jul 18, 2024
18433969 AQUEOUS CLEANING LIQUID DELCOTTO, GREGORY R 1761 §103 Non-Final OA 44d overdue Pending Feb 06, 2024
18260917 PROTECTIVE FILM FORMING AGENT, AND METHOD OF MANUFACTURING SEMICONDUCTOR CHIP MALLOY, ANNA E 1737 §103 Non-Final OA 4d overdue Pending Dec 11, 2023
18550002 PHOTOCURABLE COMPOSITION AND PATTERN FORMATION METHOD ROSWELL, JESSICA MARIE 1767 §103 Final Rejection 17d overdue Pending Sep 11, 2023
18262451 NEGATIVE PHOTOSENSITIVE COMPOSITION AND METHOD FOR PRODUCING HOLLOW STRUCTURE SULLIVAN, CALEEN O 2899 §102 Non-Final OA 7d Pending Jul 21, 2023
18339644 CURABLE COMPOSITION ROSWELL, JESSICA MARIE 1767 §103 Non-Final OA 47d Pending Jun 22, 2023
18258453 METAL OXIDE FILM-FORMING COMPOSITION, METHOD FOR PRODUCING METAL OXIDE FILMS USING SAME, AND METHOD FOR REDUCING VOLUME SHRINKAGE RATIO OF METAL OXIDE FILMS CHACKO DAVIS, DABORAH 1737 Other Non-Final OA 49d overdue Pending Jun 20, 2023
18254802 RESIST COMPOSITION AND METHOD FOR FORMING RESIST PATTERN MALLOY, ANNA E 1737 §103 Non-Final OA 49d overdue Pending May 26, 2023
18254124 RESIST COMPOSITION AND METHOD FOR FORMING RESIST PATTERN FRASER, STEWART A 1724 §103 Non-Final OA 43d overdue Pending May 23, 2023
18191652 SILICON ETCHANT AND SILICON ETCHING METHOD ALANKO, ANITA KAREN 1713 §103 Final Rejection 15d Pending Mar 28, 2023
18190714 NEGATIVE-TONE RESIST COMPOSITION AND METHOD OF FORMING RESIST PATTERN TRAYWICK, ANDREW PRESTON 1737 §103 Final Rejection 20d Pending Mar 27, 2023
18179942 RADIATION SHEET, HEAT DISSIPATION PLATE, HEAT DISSIPATION DEVICE AND CURABLE PASTE FREEMAN, JOHN D 1787 §103 Non-Final OA 8d overdue Pending Mar 07, 2023
18042843 SURFACE TREATMENT LIQUID AND HYDROPHILIZING TREATMENT METHOD FOSS, DAVID ROGER 1764 Other Non-Final OA 66d overdue Pending Feb 24, 2023
18042828 SURFACE TREATMENT LIQUID AND SURFACE TREATMENT METHOD RIETH, STEPHEN EDWARD 1759 §112 Non-Final OA 5d Pending Feb 24, 2023
18061606 CLEANING LIQUID AND METHOD FOR CLEANING SUBSTRATE DELCOTTO, GREGORY R 1761 §103 Non-Final OA 23d overdue Pending Dec 05, 2022
18061617 CLEANING LIQUID AND METHOD FOR CLEANING SUBSTRATE REMAVEGE, CHRISTOPHER 1713 §103 Non-Final OA 18d overdue Pending Dec 05, 2022
17996704 RADIO WAVE ABSORBER AND PASTE FOR FORMING RADIO WAVE ABSORBER STANLEY, JANE L 1767 §103 Non-Final OA 83d Pending Oct 20, 2022
17811528 SURFACE TREATMENT AGENT, SURFACE TREATMENT METHOD, AND METHOD FOR REGION-SELECTIVELY PRODUCING FILM ON SUBSTRATE GODENSCHWAGER, PETER F 1767 §102 Non-Final OA 29d overdue Pending Jul 08, 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 Final Rejection 28d Pending Jun 02, 2022
17777382 RESIST COMPOSITION AND METHOD FOR FORMING RESIST PATTERN CHAMPION, RICHARD DAVID 1737 §103 Final Rejection 79d Pending May 17, 2022
17754247 NEGATIVE-WORKING PHOTOSENSITIVE RESIN COMPOSITION, PHOTOSENSITIVE RESIST FILM, PATTERN FORMATION METHOD, CURED FILM, CURED FILM PRODUCTION METHOD, AND ROLLED BODY CHAMPION, RICHARD DAVID 1737 §103 Non-Final OA 42d Pending Mar 28, 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 §103 Non-Final OA 72d Pending Feb 24, 2022
17635627 RADIO WAVE ABSORBER FILM AND METHOD FOR PRODUCING SAME KEITH, JACK W 3646 §103 Final Rejection 86d overdue Pending Feb 15, 2022
17644670 SURFACE TREATMENT AGENT, SURFACE TREATMENT METHOD, AND REGION SELECTIVE FILM FORMATION METHOD FOR SURFACE OF SUBSTRATE CASE, SARAH CATHERINE 1731 Other Non-Final OA 2d overdue Pending Dec 16, 2021

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