Last updated: July 17, 2026

Application No. 18/614,864

DEBRIS COLLECTION AND SPARK-ARRESTING DEVICE

Non-Final OA

Filed

Mar 25, 2024

Examiner

BUI, DUNG H

Art Unit

3723

Tech Center

3700 — Mechanical Engineering & Manufacturing

Assignee

Toyota Motor Corporation

OA Round

1 (Non-Final)

Interview Optional

— +25.1% interview lift. Examiner has a relatively high allowance rate (78%); +25.1% interview lift. A written response may suffice.

Based on 1257 resolved cases, 2023–2026

Examiner Intelligence

BUI, DUNG H View full profile →

Grants 78% — above average

Career Allowance Rate

982 granted / 1257 resolved

+8.1% vs TC avg

Strong +25% interview lift

Without

With

+25.1%

Interview Lift

resolved cases with interview

Typical timeline

2y 6m

Avg Prosecution

53 currently pending

Career history

1321

Total Applications

across all art units

Statute-Specific Performance

§101

0.1%

-39.9% vs TC avg

§103

85.2%

+45.2% vs TC avg

§102

9.8%

-30.2% vs TC avg

§112

2.7%

-37.3% vs TC avg

Black line = Tech Center average estimate • Based on career data from 1257 resolved cases

Prosecution Timeline

Mar 25, 2024

Application Filed

Jun 05, 2026

Non-Final Rejection mailed (current)

Precedent Cases

Applications granted by this same examiner with similar technology

18/248,597

Patent 12673283

GAS-LIQUID SEPARATOR

3y 2m to grant Granted Jul 07, 2026

18/319,587

Patent 12673332

METHODS AND SYSTEMS FOR NEGATIVE ION-BASED AND RADIATION-BASED POLLUTION REDUCTION

3y 1m to grant Granted Jul 07, 2026

18/359,293

Patent 12673292

CO2 RECOVERY DEVICE

2y 11m to grant Granted Jul 07, 2026

18/425,403

Patent 12673296

MEMBRANE SEPARATOR

2y 5m to grant Granted Jul 07, 2026

18/016,500

Patent 12667802

GAS-LIQUID SEPARATOR

3y 5m to grant Granted Jun 30, 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

78%

Grant Probability

99%

With Interview (+25.1%)

2y 6m (~3m remaining)

Median Time to Grant

Low

PTA Risk

Based on 1257 resolved cases by this examiner. Grant probability derived from career allowance rate.