Last updated: July 05, 2026

Application No. 18/412,736

EXHAUST DEVICE

Non-Final OA

Filed

Jan 15, 2024

Priority

May 26, 2023 — provisional 63/469,348

Examiner

ANDERSON II, STEVEN S

Art Unit

3762

Tech Center

3700 — Mechanical Engineering & Manufacturing

Assignee

Taiwan Semiconductor Manufacturing Company, Ltd.

OA Round

1 (Non-Final)

Interview Optional

— +35.4% interview lift. Examiner has a relatively high allowance rate (66%); +35.4% interview lift. A written response may suffice.

Based on 668 resolved cases, 2023–2026

Examiner Intelligence

ANDERSON II, STEVEN S View full profile →

Grants 66% — above average

Career Allowance Rate

440 granted / 668 resolved

-4.1% vs TC avg

Strong +35% interview lift

Without

With

+35.4%

Interview Lift

resolved cases with interview

Typical timeline

3y 0m

Avg Prosecution

29 currently pending

Career history

692

Total Applications

across all art units

Statute-Specific Performance

§101

0.3%

-39.7% vs TC avg

§103

87.6%

+47.6% vs TC avg

§102

3.0%

-37.0% vs TC avg

§112

5.7%

-34.3% vs TC avg

Black line = Tech Center average estimate • Based on career data from 668 resolved cases

Prosecution Timeline

Jan 15, 2024

Application Filed

Apr 01, 2026

Non-Final Rejection mailed (current)

Precedent Cases

Applications granted by this same examiner with similar technology

18/002,619

Patent 12666898

GAS BOX WITH CROSS-FLOW EXHAUST SYSTEM

3y 6m to grant Granted Jun 23, 2026

18/191,122

Patent 12661958

HANDS-FREE CABIN PURIFICATION SYSTEM FOR A VEHICLE

3y 2m to grant Granted Jun 23, 2026

18/230,963

Patent 12663178

AIR TREATMENT APPARATUS AND AIR CONDITIONER

2y 10m to grant Granted Jun 23, 2026

18/281,231

Patent 12663177

AIR GUIDE COMPONENT, AIR OUTLET FRAME ASSEMBLY, AND AIR CONDITIONER

2y 9m to grant Granted Jun 23, 2026

18/539,861

Patent 12663181

HOT WATER TANK AND FLOW THROUGH HEATING ASSEMBLY

2y 6m to grant Granted Jun 23, 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

1-2

Expected OA Rounds

66%

Grant Probability

99%

With Interview (+35.4%)

3y 0m (~7m remaining)

Median Time to Grant

Low

PTA Risk

Based on 668 resolved cases by this examiner. Grant probability derived from career allowance rate.