Last updated: July 17, 2026

Application No. 18/494,645

ELECTROLYTE FOR LITHIUM SECONDARY BATTERY AND LITHIUM SECONDARY BATTERY INCLUDING THE SAME

Non-Final OA

Filed

Oct 25, 2023

Priority

Mar 26, 2023 — RE 10-2023-0039339

Examiner

VAN OUDENAREN, MATTHEW W

Art Unit

Tech Center

Assignee

Samsung SDI Co., Ltd.

OA Round

1 (Non-Final)

Interview Optional

— +11.5% interview lift. Interview lift (+11.5%) is below the 15.0% threshold. A written response is recommended.

Based on 683 resolved cases, 2023–2026

Examiner Intelligence

VAN OUDENAREN, MATTHEW W View full profile →

Grants 78% — above average

Career Allowance Rate

531 granted / 683 resolved

+17.7% vs TC avg

Moderate +12% lift

Without

With

+11.5%

Interview Lift

resolved cases with interview

Typical timeline

2y 11m

Avg Prosecution

29 currently pending

Career history

711

Total Applications

across all art units

Statute-Specific Performance

§101

0.3%

-39.7% vs TC avg

§103

83.7%

+43.7% vs TC avg

§102

1.9%

-38.1% vs TC avg

§112

8.8%

-31.2% vs TC avg

Black line = Tech Center average estimate • Based on career data from 683 resolved cases

Prosecution Timeline

Oct 25, 2023

Application Filed

May 06, 2026

Non-Final Rejection mailed (current)

Precedent Cases

Applications granted by this same examiner with similar technology

17/876,889

Patent 12683233

PRISMATIC BATTERY CELL SEPARATOR AND MODULE USING SAME

3y 11m to grant Granted Jul 14, 2026

18/362,708

Patent 12683245

SEPARATOR AND ELECTROCHEMICAL DEVICE INCLUDING THE SAME

2y 11m to grant Granted Jul 14, 2026

17/973,741

Patent 12665266

BATTERY CELL, BATTERY, AND ELECTRIC APPARATUS

3y 8m to grant Granted Jun 23, 2026

18/049,823

Patent 12665248

BATTERY BOX FOR MARINE VESSEL

3y 8m to grant Granted Jun 23, 2026

17/291,482

Patent 12658502

A Battery Pack and a Method of Manufacturing a Battery Pack

5y 1m to grant Granted Jun 16, 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.

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Prosecution Projections

1-2

Expected OA Rounds

78%

Grant Probability

89%

With Interview (+11.5%)

2y 11m (~2m remaining)

Median Time to Grant

Low

PTA Risk

Based on 683 resolved cases by this examiner. Grant probability derived from career allowance rate.