Last updated: July 17, 2026

Application No. 18/508,944

PROCESS AND APPARATUS FOR REGENERATING CATALYST

Non-Final OA

Filed

Nov 14, 2023

Examiner

MCCAIG, BRIAN A

Art Unit

1772

Tech Center

1700 — Chemical & Materials Engineering

Assignee

Uop LLC

OA Round

1 (Non-Final)

Interview Optional

— +13.4% interview lift. Interview lift (+13.4%) is below the 15.0% threshold. A written response is recommended.

Based on 1344 resolved cases, 2023–2026

Examiner Intelligence

MCCAIG, BRIAN A View full profile →

Grants 80% — above average

Career Allowance Rate

1079 granted / 1344 resolved

+15.3% vs TC avg

Moderate +13% lift

Without

With

+13.4%

Interview Lift

resolved cases with interview

Typical timeline

2y 4m

Avg Prosecution

15 currently pending

Career history

1360

Total Applications

across all art units

Statute-Specific Performance

§101

0.4%

-39.6% vs TC avg

§103

68.4%

+28.4% vs TC avg

§102

4.4%

-35.6% vs TC avg

§112

23.9%

-16.1% vs TC avg

Black line = Tech Center average estimate • Based on career data from 1344 resolved cases

Prosecution Timeline

Nov 14, 2023

Application Filed

May 21, 2026

Non-Final Rejection mailed (current)

Precedent Cases

Applications granted by this same examiner with similar technology

18/137,172

Patent 12680026

METHOD OF PRODUCING ACTIVATED CARBON

3y 2m to grant Granted Jul 14, 2026

18/735,232

Patent 12674100

RECYCLE CONTENT CRACKED EFFLUENT

2y 1m to grant Granted Jul 07, 2026

18/121,637

Patent 12667826

HYDROTALCITE-PRECURSOR BASED CATALYST WITH IMPROVED PERFORMANCE FOR LTS REACTION

3y 3m to grant Granted Jun 30, 2026

18/043,307

Patent 12654153

CARBON-SUPPORTED PLATINUM GROUP METAL CATALYST, PREPARATION METHOD THEREFOR AND USE THEREOF

3y 3m to grant Granted Jun 16, 2026

18/253,867

Patent 12649801

Improved In-Situ MAO Derived Silica Supported Single-Site Metallocene Catalysts

3y 0m to grant Granted Jun 09, 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

80%

Grant Probability

94%

With Interview (+13.4%)

2y 4m (~0m remaining)

Median Time to Grant

Low

PTA Risk

Based on 1344 resolved cases by this examiner. Grant probability derived from career allowance rate.