Last updated: April 19, 2026

Application No. 17/915,766

METHOD OF MANUFACTURING COMPOSITE HYDROXIDE AND COMPOSITE HYDROXIDE

Non-Final OA

Filed

Sep 29, 2022

Examiner

BARCENA, CARLOS

Art Unit

1723

Tech Center

1700 — Chemical & Materials Engineering

Assignee

Tanaka Chemical Corporation

OA Round

1 (Non-Final)

Interview Optional

— +12.5% interview lift. This examiner has a relatively high allow rate; a written response may suffice.

Based on 1101 resolved cases, 2023–2026

Examiner Intelligence

BARCENA, CARLOS View full profile →

Grants 80% — above average

Career Allow Rate

883 granted / 1101 resolved

+15.2% vs TC avg

Moderate +12% lift

Without

With

+12.5%

Interview Lift

resolved cases with interview

Typical timeline

2y 10m

Avg Prosecution

38 currently pending

Career history

1139

Total Applications

across all art units

Statute-Specific Performance

§101

0.5%

-39.5% vs TC avg

§103

44.4%

+4.4% vs TC avg

§102

27.4%

-12.6% vs TC avg

§112

19.7%

-20.3% vs TC avg

Black line = Tech Center average estimate • Based on career data from 1101 resolved cases

Prosecution Timeline

Sep 29, 2022

Application Filed

Aug 25, 2025

Non-Final Rejection (current)

Precedent Cases

Applications granted by this same examiner with similar technology

18/322,949

Patent 12603319

SELF-CHARGING ELECTROCHEMICAL CELLS

2y 5m to grant Granted Apr 14, 2026

18/601,671

Patent 12597607

CATHODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY AND LITHIUM SECONDARY BATTERY INCLUDING THE SAME

2y 5m to grant Granted Apr 07, 2026

18/318,375

Patent 12592384

POSITIVE ELECTRODE ACTIVE MATERIAL AND PREPARATION METHOD THEREFOR, POSITIVE ELECTRODE, AND LITHIUM ION SECONDARY BATTERY

2y 5m to grant Granted Mar 31, 2026

18/306,910

Patent 12583759

ALKALI METAL-DOPED AND ALKALINE EARTH METAL-DOPED POSITIVE ELECTRODE MATERIALS AND METHODS OF MANUFACTURING THE SAME

2y 5m to grant Granted Mar 24, 2026

18/917,473

Patent 12586794

Positive Electrode for Lithium Secondary Battery Including Insulating Layer Having Excellent Wet Adhesion and Lithium Secondary Battery Including the Same

2y 5m to grant Granted Mar 24, 2026

Study what changed to get past this examiner. Based on 5 most recent grants.

AI Strategy Recommendation

Get an AI-powered prosecution strategy using examiner precedents, rejection analysis, and claim mapping.

Prosecution Projections

1-2

Expected OA Rounds

80%

Grant Probability

93%

With Interview (+12.5%)

2y 10m

Median Time to Grant

Low

PTA Risk

Based on 1101 resolved cases by this examiner. Grant probability derived from career allow rate.