Last updated: October 04, 2026

Application No. 18/272,597

METHOD FOR PREPARING SOLID ELECTROLYTE, SOLID ELECTROLYTE PREPARED THEREBY, AND ALL-SOLID-STATE BATTERY COMPRISING SAME

Non-Final OA

Filed

Jul 17, 2023

Priority

Jan 15, 2021 — RE 10-2021-0006268 +2 more

Examiner

LEE, DANIEL H.

Art Unit

1746

Tech Center

1700 — Chemical & Materials Engineering

Assignee

Korea Electrotechnology Research Institute

OA Round

3 (Non-Final)

Interview Optional

— +25.3% interview lift. Examiner has a relatively high allowance rate (71%); +25.3% interview lift. A written response may suffice.

Based on 557 resolved cases, 2023–2026

Examiner Intelligence

LEE, DANIEL H. View full profile →

Grants 71% — above average

Career Allowance Rate

393 granted / 557 resolved

+5.6% vs TC avg

Strong +25% interview lift

Without

With

+25.3%

Interview Lift

resolved cases with interview

Typical timeline

2y 7m

Avg Prosecution

25 currently pending

Career history

573

Total Applications

across all art units

Statute-Specific Performance

§101

0.2%

-39.8% vs TC avg

§103

60.8%

+20.8% vs TC avg

§102

9.4%

-30.6% vs TC avg

§112

26.3%

-13.7% vs TC avg

Black line = Tech Center average estimate • Based on career data from 557 resolved cases

Prosecution Timeline

Jul 17, 2023

Application Filed

Feb 23, 2026

Non-Final Rejection mailed

May 22, 2026

Response Filed

Jun 08, 2026

Final Rejection mailed

Sep 07, 2026

Request for Continued Examination

Sep 08, 2026

Response after Non-Final Action

Sep 11, 2026

Non-Final Rejection mailed (current)

Precedent Cases

Applications granted by this same examiner with similar technology

18/317,925

Patent 12744204

NEGATIVE ELECTRODE AND NONAQUEOUS ELECTROLYTE SECONDARY BATTERY

3y 4m to grant Granted Sep 22, 2026

18/269,023

Patent 12689019

Calendering Rolls of Calendering Roll Press for Manufacturing Dry Electrode

3y 1m to grant Granted Jul 21, 2026

18/269,052

Patent 12683192

ELECTROLYTIC SOLUTION AND NON-AQUEOUS ELECTROLYTIC SOLUTION SECONDARY BATTERY

3y 0m to grant Granted Jul 14, 2026

18/317,927

Patent 12676309

NEGATIVE ELECTRODE AND NONAQUEOUS ELECTROLYTE SECONDARY BATTERY

3y 1m to grant Granted Jul 07, 2026

18/268,643

Patent 12620599

LAYERED BODY, NEGATIVE ELECTRODE CURRENT COLLECTOR FOR LITHIUM ION SECONDARY BATTERY, AND NEGATIVE ELECTRODE FOR LITHIUM ION SECONDARY BATTERY

2y 10m to grant Granted May 05, 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

3-4

Expected OA Rounds

71%

Grant Probability

96%

With Interview (+25.3%)

2y 7m (~0m remaining)

Median Time to Grant

High

PTA Risk

Based on 557 resolved cases by this examiner. Grant probability derived from career allowance rate.