Prosecution Insights
Last updated: July 17, 2026
Application No. 18/279,099

ALL-SOLID-STATE BATTERY

Non-Final OA
Filed
Aug 28, 2023
Priority
Mar 10, 2021 — JP 2021-038380 +1 more
Examiner
BERNATZ, KEVIN M
Art Unit
1785
Tech Center
1700 — Chemical & Materials Engineering
Assignee
TDK Corporation
OA Round
1 (Non-Final)
88%
Grant Probability
Favorable
1-2
OA Rounds
0m
Est. Remaining
99%
With Interview

Examiner Intelligence

Grants 88% — above average
88%
Career Allowance Rate
940 granted / 1068 resolved
+23.0% vs TC avg
Moderate +12% lift
Without
With
+11.9%
Interview Lift
resolved cases with interview
Typical timeline
2y 6m
Avg Prosecution
39 currently pending
Career history
1094
Total Applications
across all art units

Statute-Specific Performance

§101
0.1%
-39.9% vs TC avg
§103
80.0%
+40.0% vs TC avg
§102
2.9%
-37.1% vs TC avg
§112
7.5%
-32.5% vs TC avg
Black line = Tech Center average estimate • Based on career data from 1068 resolved cases

Prosecution Timeline

Aug 28, 2023
Application Filed
Apr 01, 2026
Non-Final Rejection mailed
Jul 14, 2026
Interview Requested

Precedent Cases

Applications granted by this same examiner with similar technology

Patent 12683168
ANODE FOR LITHIUM SECONDARY BATTERY AND METHOD FOR MANUFACTURING SAME
3y 7m to grant Granted Jul 14, 2026
Patent 12671129
THERMAL BARRIER ASSEMBLIES FOR TRACTION BATTERY PACKS
3y 5m to grant Granted Jun 30, 2026
Patent 12665189
CATHODE MATERIAL MADE OF COBALT-FREE LAYERED OXIDE
3y 0m to grant Granted Jun 23, 2026
Patent 12658364
MAGNETIC FILM
3y 11m to grant Granted Jun 16, 2026
Patent 12658455
A METHOD FOR PREPARING A SUBMICRO/NANO-POROUS NIO/APATITE-TYPE LANTHANUM SILICATE ANODE FUNCTIONAL LAYER
2y 12m to grant Granted Jun 16, 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
88%
Grant Probability
99%
With Interview (+11.9%)
2y 6m (~0m remaining)
Median Time to Grant
Low
PTA Risk
Based on 1068 resolved cases by this examiner. Grant probability derived from career allowance rate.

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