Prosecution Insights
Last updated: August 30, 2026
Application No. 18/589,508

COMPOSITE SOLID ELECTROLYTE AND SOLID-STATE BATTERY

Non-Final OA
Filed
Feb 28, 2024
Priority
Mar 01, 2023 — JP 2023-031439
Examiner
BLACKWELL-RUDASIL, RYAN KENZIE
Art Unit
Tech Center
Assignee
Toyota Motor Corporation
OA Round
1 (Non-Final)
71%
Grant Probability
Favorable
1-2
OA Rounds
10m
Est. Remaining
99%
With Interview

Examiner Intelligence

Grants 71% — above average
71%
Career Allowance Rate
12 granted / 17 resolved
+10.6% vs TC avg
Strong +42% interview lift
Without
With
+41.7%
Interview Lift
resolved cases with interview
Typical timeline
3y 4m
Avg Prosecution
36 currently pending
Career history
55
Total Applications
across all art units

Statute-Specific Performance

§103
55.2%
+15.2% vs TC avg
§102
21.3%
-18.7% vs TC avg
§112
18.6%
-21.4% vs TC avg
Black line = Tech Center average estimate • Based on career data from 17 resolved cases

Prosecution Timeline

Feb 28, 2024
Application Filed
Aug 20, 2026
Non-Final Rejection mailed (current)

Precedent Cases

Applications granted by this same examiner with similar technology

Patent 12706351
BATTERY MEMBRANES AND COMPONENTS THEREOF
3y 7m to grant Granted Aug 11, 2026
Patent 12620614
Roll for Supporting Electrode and Electrode Manufacturing Apparatus Including the Same
3y 8m to grant Granted May 05, 2026
Patent 12614760
SECONDARY BATTERY AND METHOD OF PRODUCING SAME
3y 10m to grant Granted Apr 28, 2026
Patent 12609358
SECONDARY BATTERY AND METHOD FOR MANUFACTURING THE SAME
3y 10m to grant Granted Apr 21, 2026
Patent 12603379
ENERGY STORAGE SYSTEM
3y 3m to grant Granted Apr 14, 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 (+41.7%)
3y 4m (~10m remaining)
Median Time to Grant
Low
PTA Risk
Based on 17 resolved cases by this examiner. Grant probability derived from career allowance rate.

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