Prosecution Insights
Last updated: July 17, 2026
Application No. 18/858,442

ELECTRIC-POWER CONVERSION APPARATUS

Non-Final OA
Filed
Oct 21, 2024
Priority
May 23, 2022 — JP 2022-083547 +1 more
Examiner
LEE, JYE-JUNE
Art Unit
Tech Center
Assignee
Mitsubishi Electric Corporation
OA Round
1 (Non-Final)
85%
Grant Probability
Favorable
1-2
OA Rounds
6m
Est. Remaining
88%
With Interview

Examiner Intelligence

Grants 85% — above average
85%
Career Allowance Rate
387 granted / 456 resolved
+24.9% vs TC avg
Minimal +3% lift
Without
With
+3.3%
Interview Lift
resolved cases with interview
Typical timeline
2y 3m
Avg Prosecution
31 currently pending
Career history
483
Total Applications
across all art units

Statute-Specific Performance

§101
0.4%
-39.6% vs TC avg
§103
72.6%
+32.6% vs TC avg
§102
22.0%
-18.0% vs TC avg
§112
2.0%
-38.0% vs TC avg
Black line = Tech Center average estimate • Based on career data from 456 resolved cases

Prosecution Timeline

Oct 21, 2024
Application Filed
May 26, 2026
Non-Final Rejection mailed (current)

Precedent Cases

Applications granted by this same examiner with similar technology

Patent 12683514
CIRCUIT AND METHOD OF CURRENT SENSING FOR LDO-FREE BASED RECTIFIER IN WIRELESS CHARGER SYSTEM
2y 7m to grant Granted Jul 14, 2026
Patent 12669841
CONTROL DEVICE FOR SOLAR POWER GENERATION SYSTEM
2y 1m to grant Granted Jun 30, 2026
Patent 12651971
ACTIVE CLAMP FLYBACK CONVERTER WITH ACCURATE CURRENT SENSE AND THE METHOD THEREOF
2y 6m to grant Granted Jun 09, 2026
Patent 12647023
SYSTEMS AND METHODS FOR ADAPTIVE DEAD TIME CONTROL OF A DEVICE INTEGRATED WITH CONVERTERS THAT IMPLEMENT SOFT SWITCHING
2y 3m to grant Granted Jun 02, 2026
Patent 12640640
GATE DRIVE CIRCUIT AND POWER CONVERSION DEVICE
2y 6m to grant Granted May 26, 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
85%
Grant Probability
88%
With Interview (+3.3%)
2y 3m (~6m remaining)
Median Time to Grant
Low
PTA Risk
Based on 456 resolved cases by this examiner. Grant probability derived from career allowance rate.

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