Prosecution Insights
Last updated: July 05, 2026
Application No. 18/214,163

SOLAR CHARGING SYSTEM

Non-Final OA
Filed
Jun 26, 2023
Priority
Sep 21, 2022 — JP 2022-150380
Examiner
INSTONE, NATHANIEL JOSEPH
Art Unit
2859
Tech Center
2800 — Semiconductors & Electrical Systems
Assignee
Toyota Motor Corporation
OA Round
1 (Non-Final)
71%
Grant Probability
Favorable
1-2
OA Rounds
5m
Est. Remaining
99%
With Interview

Examiner Intelligence

Grants 71% — above average
71%
Career Allowance Rate
22 granted / 31 resolved
+3.0% vs TC avg
Strong +34% interview lift
Without
With
+33.8%
Interview Lift
resolved cases with interview
Typical timeline
3y 6m
Avg Prosecution
34 currently pending
Career history
58
Total Applications
across all art units

Statute-Specific Performance

§101
1.9%
-38.1% vs TC avg
§103
89.7%
+49.7% vs TC avg
§102
6.5%
-33.5% vs TC avg
Black line = Tech Center average estimate • Based on career data from 31 resolved cases

Prosecution Timeline

Jun 26, 2023
Application Filed
Apr 24, 2026
Non-Final Rejection mailed
Jun 05, 2026
Examiner Interview Summary
Jun 05, 2026
Applicant Interview (Telephonic)

Precedent Cases

Applications granted by this same examiner with similar technology

Patent 12668151
POWER STORAGE SYSTEM
3y 6m to grant Granted Jun 30, 2026
Patent 12665438
CHARGING DURATION DETERMINING METHOD, BMS, BATTERY, AND ELECTRICAL DEVICE
3y 8m to grant Granted Jun 23, 2026
Patent 12646961
BATTERY CHARGING WITH CHARGE CURRENT THROTTLING TO ASSIST MINIMUM SYSTEM VOLTAGE REGULATION
4y 3m to grant Granted Jun 02, 2026
Patent 12606045
BATTERY STATE OF CHARGE CONTROL USING MACHINE LEARNING
3y 11m to grant Granted Apr 21, 2026
Patent 12592574
METHOD AND APPARATUS FOR EXECUTING A CHARGING OPERATION OF A DEVICE BATTERY
3y 5m to grant Granted Mar 31, 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
71%
Grant Probability
99%
With Interview (+33.8%)
3y 6m (~5m remaining)
Median Time to Grant
Low
PTA Risk
Based on 31 resolved cases by this examiner. Grant probability derived from career allowance rate.

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