Last updated: July 17, 2026

Application No. 18/580,435

RECYCLING METHOD FOR MAGNESIA CARBON BRICKS

Non-Final OA

Filed

Jan 18, 2024

Priority

Aug 27, 2021 — JP 2021-138840 +1 more

Examiner

UTECH, BENJAMIN L

Art Unit

Tech Center

Assignee

JFE Steel Corporation

OA Round

1 (Non-Final)

Interview Optional

— +0.0% interview lift. Interview lift (+0.0%) is below the 15.0% threshold. A written response is recommended.

Based on 31 resolved cases, 2023–2026

Examiner Intelligence

UTECH, BENJAMIN L View full profile →

Grants 100% — above average

Career Allowance Rate

31 granted / 31 resolved

+40.0% vs TC avg

Minimal +0% lift

Without

With

+0.0%

Interview Lift

resolved cases with interview

Typical timeline

3y 7m

Avg Prosecution

21 currently pending

Career history

Total Applications

across all art units

Statute-Specific Performance

§103

82.0%

+42.0% vs TC avg

§102

3.3%

-36.7% vs TC avg

§112

13.1%

-26.9% vs TC avg

Black line = Tech Center average estimate • Based on career data from 31 resolved cases

Prosecution Timeline

Jan 18, 2024

Application Filed

May 04, 2026

Non-Final Rejection mailed (current)

Precedent Cases

Applications granted by this same examiner with similar technology

17/920,962

Patent 12679760

ALKALI-FREE GLASS PANEL

3y 8m to grant Granted Jul 14, 2026

17/800,009

Patent 12668527

GLASS CERAMICS AND METHODS OF MAKING SUCH

3y 10m to grant Granted Jun 30, 2026

18/401,725

Patent 12668549

GRADIENT STRUCTURE CUBIC BORON NITRIDE COMPOSITE SHEET AND PREPARATION METHOD THEREOF

2y 6m to grant Granted Jun 30, 2026

17/642,099

Patent 12662415

GLASS FILLER AND METHOD FOR PRODUCING THE SAME, AND RESIN-CONTAINING COMPOSITION INCLUDING GLASS FILLER

3y 9m to grant Granted Jun 23, 2026

18/071,622

Patent 12655062

NANOMATERIAL CERAMIC SPHERES, PREPARATION METHOD, AND APPLICATION THEREOF

3y 6m to grant Granted Jun 16, 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

100%

Grant Probability

99%

With Interview (+0.0%)

3y 7m (~1y 1m remaining)

Median Time to Grant

Low

PTA Risk

Based on 31 resolved cases by this examiner. Grant probability derived from career allowance rate.