Prosecution Insights
Last updated: October 04, 2026

Mitsubishi Materials Electronic Chemicals Co. Ltd.

2 pending office actions • 0 art units • 2 examiners • 0 of 2 (0%) have an AI response strategy ready • 2 patents granted in the last 365 days

Analysis

Mitsubishi Materials Electronic Chemicals Co. Ltd. is managing 2 pending office actions within its current prosecution efforts. These actions involve 2 distinct examiners, while the portfolio records 0 distinct art units. This distribution suggests that each pending matter is being reviewed by a different individual at the patent office.

The busiest examiner, COHEN, STEFANIE J, is responsible for 1 busiest examiner pending action. This 1 action constitutes a portion of the 2 total pending office actions, indicating that the company's prosecution tasks are divided among its assigned examiners.

Written from this page's own data; every figure is computed from USPTO records and verified before publication.

Portfolio Summary

2
Total Pending OAs
2
Non-Final OAs
0
Final Rejections
0
Advisory / Quayle

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%)
2
Medium (100%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§103 only2 (100%)

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
0
Semiconductors
0% of docket
0
Mechanical / Eng
0% of docket
2
Business / Other
100% 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.

20 h
Manual time on pending OAs
4 h
Time saved (low, 20%)
7 h
Time saved (mid, 35%)
0.2 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
COHEN, STEFANIE J 1 75.4% +2.5%
WALKE, AMANDA C 1 88.4% +8.6%

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
18684703 BLACK DISPERSION, ULTRAVIOLET-RAY-CURABLE BLACK COMPOSITION, RESIN COMPOSITION, BLACK MATRIX FOR COLOR FILTERS, AND CMOS CAMERA MODULE WALKE, AMANDA C —

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18691996 CHAINLIKE COLLOIDAL SILICA DISPERSION SOL AND METHOD FOR PRODUCING SAME COHEN, STEFANIE J — §103Other Non-Final OA — Pending Mar 14, 2024
18684703 BLACK DISPERSION, ULTRAVIOLET-RAY-CURABLE BLACK COMPOSITION, RESIN COMPOSITION, BLACK MATRIX FOR COLOR FILTERS, AND CMOS CAMERA MODULE WALKE, AMANDA C — §103 Non-Final OA — Pending Feb 19, 2024

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