Last updated: July 17, 2026

Application No. 18/489,785

ELECTROLYTE SOLUTION FOR RECHARGEABLE LITHIUM BATTERY AND RECHARGEABLE LITHIUM BATTERY INCLUDING THE SAME

Non-Final OA

Filed

Oct 18, 2023

Priority

Jun 05, 2023 — RE 10-2023-0072448

Examiner

AMPONSAH, OSEI K

Art Unit

1752

Tech Center

1700 — Chemical & Materials Engineering

Assignee

Samsung SDI Co., Ltd.

OA Round

1 (Non-Final)

Interview Optional

— +33.3% interview lift. Examiner has a relatively high allowance rate (72%); +33.3% interview lift. A written response may suffice.

Based on 697 resolved cases, 2023–2026

Examiner Intelligence

AMPONSAH, OSEI K View full profile →

Grants 72% — above average

Career Allowance Rate

504 granted / 697 resolved

+7.3% vs TC avg

Strong +33% interview lift

Without

With

+33.3%

Interview Lift

resolved cases with interview

Typical timeline

3y 3m

Avg Prosecution

42 currently pending

Career history

753

Total Applications

across all art units

Statute-Specific Performance

§101

0.5%

-39.5% vs TC avg

§103

85.1%

+45.1% vs TC avg

§102

6.1%

-33.9% vs TC avg

§112

2.8%

-37.2% vs TC avg

Black line = Tech Center average estimate • Based on career data from 697 resolved cases

Prosecution Timeline

Oct 18, 2023

Application Filed

May 06, 2026

Non-Final Rejection mailed (current)

Precedent Cases

Applications granted by this same examiner with similar technology

17/932,596

Patent 12683187

HIGH ENERGY SOLID-STATE BATTERIES AND METHODS OF MAKING THE SAME

3y 10m to grant Granted Jul 14, 2026

18/055,875

Patent 12683181

FUEL CELL MODULE

3y 8m to grant Granted Jul 14, 2026

18/123,465

Patent 12683218

BATTERY DEVICE FOR GUIDED COOLING OF BATTERY CELLS AND A POWER BUS

3y 3m to grant Granted Jul 14, 2026

17/503,846

Patent 12658428

Use of Silicon With Impurities In Silicon-Dominant Anode Cells

4y 8m to grant Granted Jun 16, 2026

17/411,706

Patent 12646753

NON-FLAMMABLE ELECTROLYTES

4y 9m to grant Granted Jun 02, 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

72%

Grant Probability

99%

With Interview (+33.3%)

3y 3m (~6m remaining)

Median Time to Grant

Low

PTA Risk

Based on 697 resolved cases by this examiner. Grant probability derived from career allowance rate.