Last updated: May 29, 2026

Application No. 18/402,028

FIELD-ASSEMBLED AIR CONVEYANCE APPARATUS, SYSTEMS AND METHODS

Final Rejection

Filed

Jan 02, 2024

Priority

Dec 08, 2021 — continuation of 11/892,190

Examiner

DEAL, DAVID R

Art Unit

3753

Tech Center

3700 — Mechanical Engineering & Manufacturing

Assignee

Rectorseal LLC

OA Round

2 (Final)

Interview Optional

— +12.2% interview lift. Interview lift (+12.2%) is below the 15.0% threshold. A written response is recommended.

Based on 553 resolved cases, 2023–2026

Examiner Intelligence

DEAL, DAVID R View full profile →

Grants 83% — above average

Career Allowance Rate

460 granted / 553 resolved

+13.2% vs TC avg

Moderate +12% lift

Without

With

+12.2%

Interview Lift

resolved cases with interview

Typical timeline

2y 3m

Avg Prosecution

12 currently pending

Career history

567

Total Applications

across all art units

Statute-Specific Performance

§103

72.2%

+32.2% vs TC avg

§102

13.5%

-26.5% vs TC avg

§112

10.5%

-29.5% vs TC avg

Black line = Tech Center average estimate • Based on career data from 553 resolved cases

Prosecution Timeline

Jan 02, 2024

Application Filed

Aug 12, 2025

Non-Final Rejection mailed

Jan 12, 2026

Response Filed

Apr 22, 2026

Final Rejection mailed (current)

Precedent Cases

Applications granted by this same examiner with similar technology

18/449,813

Patent 12631279

WATER PROCESSOR

2y 9m to grant Granted May 19, 2026

17/951,004

Patent 12618503

SYSTEM AND METHOD FOR CONTAINMENT OF FLUIDS FROM A COMPROMISED PIPE OR PIPING SYSTEM

3y 7m to grant Granted May 05, 2026

18/635,921

Patent 12612992

FLOW RESTRICTION SYSTEM

2y 0m to grant Granted Apr 28, 2026

18/002,381

Patent 12595872

TUBULAR END PROTECTOR

3y 3m to grant Granted Apr 07, 2026

18/421,714

Patent 12595871

PIPE RENOVATION FILTRATION SYSTEM

2y 2m to grant Granted Apr 07, 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

3-4

Expected OA Rounds

83%

Grant Probability

95%

With Interview (+12.2%)

2y 3m (~0m remaining)

Median Time to Grant

Moderate

PTA Risk

Based on 553 resolved cases by this examiner. Grant probability derived from career allowance rate.