Last updated: July 17, 2026

Application No. 19/220,416

Proportional Regulating Valve

Non-Final OA

Filed

May 28, 2025

Priority

May 30, 2024 — CN 202410687805.1

Examiner

WILLIAMS, PATRICK C

Art Unit

Tech Center

Assignee

Illinois Tool Works Inc.

OA Round

1 (Non-Final)

Interview Optional

— +25.4% interview lift. Examiner has a relatively high allowance rate (80%); +25.4% interview lift. A written response may suffice.

Based on 517 resolved cases, 2023–2026

Examiner Intelligence

WILLIAMS, PATRICK C View full profile →

Grants 80% — above average

Career Allowance Rate

415 granted / 517 resolved

+20.3% vs TC avg

Strong +25% interview lift

Without

With

+25.4%

Interview Lift

resolved cases with interview

Fast prosecutor

2y 1m

Avg Prosecution

22 currently pending

Career history

530

Total Applications

across all art units

Statute-Specific Performance

§103

71.9%

+31.9% vs TC avg

§102

14.8%

-25.2% vs TC avg

§112

9.5%

-30.5% vs TC avg

Black line = Tech Center average estimate • Based on career data from 517 resolved cases

Prosecution Timeline

May 28, 2025

Application Filed

Jun 05, 2026

Non-Final Rejection mailed (current)

Precedent Cases

Applications granted by this same examiner with similar technology

19/107,718

Patent 12673401

Device For Supporting And Holding The Gate of A Wedge Valve During A Maintenance Operation

1y 4m to grant Granted Jul 07, 2026

17/965,778

Patent 12663166

HOT WATER CIRCULATION DEVICE AND HOT WATER DEVICE MONITORING SYSTEM

3y 8m to grant Granted Jun 23, 2026

19/045,336

Patent 12663085

CONTROLE PLATE FOR A HIGH CONDUCTANCE VALVE

1y 4m to grant Granted Jun 23, 2026

18/934,997

Patent 12653378

UTILIZATION INDICATORS FOR SINGLE-USE VALVES FOR MEDICAL DEVICES

1y 7m to grant Granted Jun 16, 2026

18/360,018

Patent 12644528

COOLING MEDIUM DISTRIBUTION APPARATUS FOR VEHICLE

2y 10m to grant Granted Jun 02, 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

99%

With Interview (+25.4%)

2y 1m (~11m remaining)

Median Time to Grant

Low

PTA Risk

Based on 517 resolved cases by this examiner. Grant probability derived from career allowance rate.