Last updated: July 15, 2026

Application No. 18/470,883

RECHARGEABLE BATTERY

Non-Final OA

Filed

Sep 20, 2023

Priority

Oct 06, 2022 — RE 10-2022-0128114

Examiner

LU, ZIHENG NMN

Art Unit

1752

Tech Center

1700 — Chemical & Materials Engineering

Assignee

Samsung SDI Co., Ltd.

OA Round

1 (Non-Final)

Interview Optional

— +14.2% interview lift. Interview lift (+14.2%) is below the 15.0% threshold. A written response is recommended.

Based on 61 resolved cases, 2023–2026

Examiner Intelligence

LU, ZIHENG NMN View full profile →

Grants 84% — above average

Career Allowance Rate

51 granted / 61 resolved

+18.6% vs TC avg

Moderate +14% lift

Without

With

+14.2%

Interview Lift

resolved cases with interview

Typical timeline

3y 4m

Avg Prosecution

20 currently pending

Career history

Total Applications

across all art units

Statute-Specific Performance

§103

95.8%

+55.8% vs TC avg

§102

1.6%

-38.4% vs TC avg

Black line = Tech Center average estimate • Based on career data from 61 resolved cases

Prosecution Timeline

Sep 20, 2023

Application Filed

Apr 07, 2026

Non-Final Rejection mailed

Jul 07, 2026

Response Filed

Precedent Cases

Applications granted by this same examiner with similar technology

18/153,364

Patent 12683159

POSITIVE ELECTRODE MATERIAL AND BATTERY

3y 6m to grant Granted Jul 14, 2026

17/542,704

Patent 12676341

COMPOSITE SOLID POLYMER ELECTROLYTES AND ORGANIC CATHODE MATERIALS SUITABLE FOR SOLID-STATE LITHIUM BATTERIES

4y 7m to grant Granted Jul 07, 2026

17/789,950

Patent 12658448

Electrolyte engineering methods and systems

3y 11m to grant Granted Jun 16, 2026

18/089,725

Patent 12658437

COMPOSITE CATHODE ACTIVE MATERIAL, CATHODE AND LITHIUM BATTERY INCLUDING THE SAME, AND METHOD OF PREPARING THE COMPOSITE CATHODE ACTIVE MATERIAL

3y 5m to grant Granted Jun 16, 2026

17/707,697

Patent 12640362

NEGATIVE ELECTRODE MATERIAL, ELECTRODE PLATE CONTAINING SAME, ELECTROCHEMICAL DEVICE, AND ELECTRONIC DEVICE

4y 1m to grant Granted May 26, 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

84%

Grant Probability

98%

With Interview (+14.2%)

3y 4m (~6m remaining)

Median Time to Grant

Low

PTA Risk

Based on 61 resolved cases by this examiner. Grant probability derived from career allowance rate.