Last updated: August 30, 2026

Application No. 18/692,551

EXHAUST GAS PURIFICATION CATALYST DEVICE

Non-Final OA

Filed

Mar 15, 2024

Priority

Sep 21, 2021 — JP 2021-153276 +1 more

Examiner

KETCHAM, HANNAH ELIZABETH

Art Unit

Tech Center

Assignee

Cataler Corporation

OA Round

1 (Non-Final)

Examiner Intelligence

KETCHAM, HANNAH ELIZABETH View full profile →

Grants only 0% of cases

Career Allowance Rate

0 granted / 0 resolved

-60.0% vs TC avg

Minimal +0% lift

Without

With

+0.0%

Interview Lift

resolved cases with interview

Typical timeline

Avg Prosecution

12 currently pending

Career history

Total Applications

across all art units

Statute-Specific Performance

§103

54.2%

+14.2% vs TC avg

§102

25.0%

-15.0% vs TC avg

§112

20.8%

-19.2% vs TC avg

Black line = Tech Center average estimate • Based on career data from 0 resolved cases

Prosecution Timeline

Mar 15, 2024

Application Filed

Aug 17, 2026

Non-Final Rejection mailed (current)

Strategy Recommendation AI-generated — please review before filing

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Prosecution Projections

1-2

Expected OA Rounds

Grant Probability

Low

PTA Risk

Based on 0 resolved cases by this examiner. Grant probability derived from career allowance rate.