Last updated: July 17, 2026

Application No. 18/549,274

METHOD FOR FORMING COMPOSITE OXIDE, POSITIVE ELECTRODE, LITHIUM-ION SECONDARY BATTERY, ELECTRONIC DEVICE, POWER STORAGE SYSTEM, AND MOVING VEHICLE

Non-Final OA

Filed

Sep 06, 2023

Priority

Mar 09, 2021 — JP 2021-037492 +3 more

Examiner

BAKHTIARI, NIKI

Art Unit

1722

Tech Center

1700 — Chemical & Materials Engineering

Assignee

Semiconductor Energy Laboratory Co., Ltd.

OA Round

1 (Non-Final)

This examiner grants 43% of cases after interview

— +31.0% interview lift. A telephonic interview to clarify the technical implementation could significantly improve the outcome.

Based on 357 resolved cases, 2023–2026

Examiner Intelligence

BAKHTIARI, NIKI View full profile →

Grants 43% of resolved cases

Career Allowance Rate

155 granted / 357 resolved

-21.6% vs TC avg

Strong +31% interview lift

Without

With

+31.0%

Interview Lift

resolved cases with interview

Typical timeline

3y 4m

Avg Prosecution

4 currently pending

Career history

382

Total Applications

across all art units

Statute-Specific Performance

§101

0.1%

-39.9% vs TC avg

§103

87.9%

+47.9% vs TC avg

§102

4.4%

-35.6% vs TC avg

§112

1.4%

-38.6% vs TC avg

Black line = Tech Center average estimate • Based on career data from 357 resolved cases

Prosecution Timeline

Sep 06, 2023

Application Filed

May 26, 2026

Non-Final Rejection mailed (current)

Precedent Cases

Applications granted by this same examiner with similar technology

18/103,129

Patent 12671092

COMPOSITE ELECTRODES INCLUDING EMBEDDED POROUS CURRENT COLLECTORS AND METHODS OF MANUFACTURING THE SAME

3y 5m to grant Granted Jun 30, 2026

17/981,950

Patent 12531276

ELECTRODE AND SECONDARY BATTERY

3y 2m to grant Granted Jan 20, 2026

17/394,176

Patent 12463194

INLINE CONTACT PRE-LITHIATION

4y 3m to grant Granted Nov 04, 2025

17/226,999

Patent 12438235

SEPARATOR AND LITHIUM BATTERY INCLUDING THE SAME

4y 6m to grant Granted Oct 07, 2025

18/500,262

Patent 12341190

Coated Single Crystalline Metal Oxide Materials and Method for Producing The Same

1y 7m to grant Granted Jun 24, 2025

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

43%

Grant Probability

74%

With Interview (+31.0%)

3y 4m (~6m remaining)

Median Time to Grant

Low

PTA Risk

Based on 357 resolved cases by this examiner. Grant probability derived from career allowance rate.