Prosecution Insights
Last updated: July 05, 2026
Application No. 18/490,412

SCALABLE MANUFACTURING PROCESS FOR BATTERY CELLS WITH STACKED ELECTRODES

Non-Final OA
Filed
Oct 19, 2023
Examiner
WEST, ROBERT GENE
Art Unit
4100
Tech Center
4100
Assignee
GM Global Technology Operations LLC
OA Round
1 (Non-Final)
76%
Grant Probability
Favorable
1-2
OA Rounds
6m
Est. Remaining
99%
With Interview

Examiner Intelligence

Grants 76% — above average
76%
Career Allowance Rate
84 granted / 110 resolved
+16.4% vs TC avg
Strong +24% interview lift
Without
With
+23.8%
Interview Lift
resolved cases with interview
Typical timeline
3y 3m
Avg Prosecution
41 currently pending
Career history
163
Total Applications
across all art units

Statute-Specific Performance

§103
92.0%
+52.0% vs TC avg
§102
5.7%
-34.3% vs TC avg
§112
2.0%
-38.0% vs TC avg
Black line = Tech Center average estimate • Based on career data from 110 resolved cases

Prosecution Timeline

Oct 19, 2023
Application Filed
May 27, 2026
Non-Final Rejection mailed
Jun 29, 2026
Examiner Interview Summary

Precedent Cases

Applications granted by this same examiner with similar technology

Patent 12658505
BATTERY PACK, MANUFACTURING METHOD THEREFOR, AND ELECTRIC DEVICE
3y 4m to grant Granted Jun 16, 2026
Patent 12646710
ACTIVE ELECTRODE MATERIAL
3y 3m to grant Granted Jun 02, 2026
Patent 12626947
Lamination Apparatus Including Pressing Roll Configured Such that Pressing Force Thereof is Adjustable and Electrode Assembly Manufactured Using the Same
3y 6m to grant Granted May 12, 2026
Patent 12626951
SOLID ELECTROLYTE MATERIAL AND BATTERY USING SAME
3y 7m to grant Granted May 12, 2026
Patent 12614750
PRESSING MECHANISM WITH VARIABLE DISTANCE POSITION AND EQUAL DIVIDING FOR CHARGING AND DISCHARGING OF THE SQUARE BATTERY
3y 3m to grant Granted Apr 28, 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
76%
Grant Probability
99%
With Interview (+23.8%)
3y 3m (~6m remaining)
Median Time to Grant
Low
PTA Risk
Based on 110 resolved cases by this examiner. Grant probability derived from career allowance rate.

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