Last updated: July 17, 2026

Application No. 19/065,029

PROCESS AND APPARATUS FOR ACID REGENERATION

Non-Final OA

Filed

Feb 27, 2025

Priority

Apr 25, 2022 — divisional of 12/264,066

Examiner

SPEER, JOSHUA MAXWELL

Art Unit

1736

Tech Center

1700 — Chemical & Materials Engineering

Assignee

Messer Industries Usa Inc.

OA Round

1 (Non-Final)

Interview Optional

— +0.3% interview lift. Interview lift (+0.3%) is below the 15.0% threshold. A written response is recommended.

Based on 71 resolved cases, 2023–2026

Examiner Intelligence

SPEER, JOSHUA MAXWELL View full profile →

Grants 80% — above average

Career Allowance Rate

57 granted / 71 resolved

+15.3% vs TC avg

Minimal +0% lift

Without

With

+0.3%

Interview Lift

resolved cases with interview

Typical timeline

3y 2m

Avg Prosecution

42 currently pending

Career history

100

Total Applications

across all art units

Statute-Specific Performance

§103

67.0%

+27.0% vs TC avg

§102

16.0%

-24.0% vs TC avg

§112

15.5%

-24.5% vs TC avg

Black line = Tech Center average estimate • Based on career data from 71 resolved cases

Prosecution Timeline

Feb 27, 2025

Application Filed

Jun 05, 2026

Non-Final Rejection mailed (current)

Precedent Cases

Applications granted by this same examiner with similar technology

18/129,479

Patent 12662392

CASCADING CO-PRECIPITATION SYSTEM

3y 2m to grant Granted Jun 23, 2026

18/269,305

Patent 12658333

Chemical Decontamination Method and Chemical Decontamination Apparatus

2y 11m to grant Granted Jun 16, 2026

17/987,894

Patent 12637351

METHOD FOR PREPARING HYDROGEN-RICH SYNTHESIS GAS BY DEGRADING POLYOLEFIN WASTE PLASTICS AT LOW TEMPERATURE

3y 6m to grant Granted May 26, 2026

17/813,961

Patent 12629655

Adsorption Material and Method for Treating Pollutants

3y 10m to grant Granted May 19, 2026

18/020,371

Patent 12630453

RESOURCE-ORIENTED UTILIZATION METHOD FOR HIGH-SALT SALT MUD CONTAINING SODIUM CHLORIDE AND SODIUM SULFATE

3y 3m to grant Granted May 19, 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

80%

Grant Probability

81%

With Interview (+0.3%)

3y 2m (~1y 10m remaining)

Median Time to Grant

Low

PTA Risk

Based on 71 resolved cases by this examiner. Grant probability derived from career allowance rate.