Prosecution Insights
Last updated: July 17, 2026
Application No. 18/462,070

MEMBRANE ELECTRODE ASSEMBLY, LAMINATING METHOD, ELECTROCHEMICAL CELL, STACK, AND ELECTROLYZER

Non-Final OA
Filed
Sep 06, 2023
Priority
Sep 20, 2022 — JP 2022-149622
Examiner
JEBUTU, MOFOLUWASO SIMILOLUWA
Art Unit
1795
Tech Center
1700 — Chemical & Materials Engineering
Assignee
Kabushiki Kaisha Toshiba
OA Round
1 (Non-Final)
35%
Grant Probability
At Risk
1-2
OA Rounds
9m
Est. Remaining
79%
With Interview

Examiner Intelligence

Grants only 35% of cases
35%
Career Allowance Rate
51 granted / 147 resolved
-30.3% vs TC avg
Strong +44% interview lift
Without
With
+44.4%
Interview Lift
resolved cases with interview
Typical timeline
3y 7m
Avg Prosecution
51 currently pending
Career history
207
Total Applications
across all art units

Statute-Specific Performance

§103
85.4%
+45.4% vs TC avg
§102
13.5%
-26.5% vs TC avg
§112
0.8%
-39.2% vs TC avg
Black line = Tech Center average estimate • Based on career data from 147 resolved cases

Prosecution Timeline

Sep 06, 2023
Application Filed
Jun 01, 2026
Non-Final Rejection mailed (current)

Precedent Cases

Applications granted by this same examiner with similar technology

Patent 12680176
METHOD OF OPERATING ELECTROCHEMICAL DEVICE
2y 6m to grant Granted Jul 14, 2026
Patent 12655530
CARBON DIOXIDE ELECTROLYTIC DEVICE AND METHOD OF ELECTROLYZING CARBON DIOXIDE
6y 3m to grant Granted Jun 16, 2026
Patent 12649973
METHODS FOR CONTROLLING AND MONITORING THE DEGREE OF CATHODIC PROTECTION FOR METAL STRUCTURES AND BURIED PIPELINES USING COUPLED MULTIELECTRODE SENSORS
2y 1m to grant Granted Jun 09, 2026
Patent 12590376
WATER ELECTROLYSIS SYSTEM AND CONTROL METHOD OF WATER ELECTROLYSIS SYSTEM
3y 7m to grant Granted Mar 31, 2026
Patent 12584230
Electrolytic recycling system of waste phosphogypsum and method
1y 2m to grant Granted Mar 24, 2026
Study what changed to get past this examiner. Based on 5 most recent grants.

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Prosecution Projections

1-2
Expected OA Rounds
35%
Grant Probability
79%
With Interview (+44.4%)
3y 7m (~9m remaining)
Median Time to Grant
Low
PTA Risk
Based on 147 resolved cases by this examiner. Grant probability derived from career allowance rate.

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