Last updated: July 17, 2026

Application No. 18/454,114

BATTERY SYSTEMS INCLUDING BATTERY CELLS AND HYDROGEN-PERMEABLE MEMBRANES

Non-Final OA

Filed

Aug 23, 2023

Examiner

MARTIN, ANGELA J

Art Unit

1727

Tech Center

1700 — Chemical & Materials Engineering

Assignee

GM Global Technology Operations LLC

OA Round

1 (Non-Final)

Interview Optional

— -32.0% interview lift. Interview lift (-32.0%) is below the 15.0% threshold. A written response is recommended.

Based on 874 resolved cases, 2023–2026

Examiner Intelligence

MARTIN, ANGELA J View full profile →

Grants 68% — above average

Career Allowance Rate

590 granted / 874 resolved

+2.5% vs TC avg

Minimal -32% lift

Without

With

+-32.0%

Interview Lift

resolved cases with interview

Typical timeline

3y 12m

Avg Prosecution

60 currently pending

Career history

953

Total Applications

across all art units

Statute-Specific Performance

§101

0.1%

-39.9% vs TC avg

§103

85.5%

+45.5% vs TC avg

§102

12.7%

-27.3% vs TC avg

§112

1.0%

-39.0% vs TC avg

Black line = Tech Center average estimate • Based on career data from 874 resolved cases

Prosecution Timeline

Aug 23, 2023

Application Filed

May 06, 2026

Non-Final Rejection mailed (current)

Precedent Cases

Applications granted by this same examiner with similar technology

16/074,678

Patent 12671078

Rechargeable Alkaline Manganese Dioxide-Zinc Bipolar Batteries

7y 11m to grant Granted Jun 30, 2026

16/978,323

Patent 12671076

Method for Preparing Positive Electrode Active Material for Secondary Battery

5y 10m to grant Granted Jun 30, 2026

16/764,605

Patent 12631565

Secondary Battery Having Lead Film Including Luminous Material and Method of Inspecting Defects of Secondary Battery

6y 0m to grant Granted May 19, 2026

17/863,691

Patent 12633534

STABLE CATHODE MATERIALS

3y 10m to grant Granted May 19, 2026

17/286,430

Patent 12626926

ELECTRODE WITH FLAME RETARDANT ADDITIVES AND METHOD AND SYSTEMS FOR PREPARATION AND USE

5y 0m to grant Granted May 12, 2026

Study what changed to get past this examiner. Based on 5 most recent grants.

Strategy Recommendation AI-generated — please review before filing

Get a prosecution strategy drawn from examiner precedents, rejection analysis, and claim mapping.

Typically takes 5-10 seconds — AI-generated, attorney review required before filing

Prosecution Projections

1-2

Expected OA Rounds

68%

Grant Probability

36%

With Interview (-32.0%)

3y 12m (~1y 1m remaining)

Median Time to Grant

Low

PTA Risk

Based on 874 resolved cases by this examiner. Grant probability derived from career allowance rate.