Last updated: May 04, 2026

Application No. 18/622,899

DYNAMIC FLUID PROPORTIONING AND INFINITELY VARIABLE RATIOS AND FLOWS FROM FIXED RATIO PISTON PROPORTIONING PUMPS

Non-Final OA

Filed

Mar 30, 2024

Priority

Mar 31, 2023 — provisional 63/456,019

Examiner

ANWARI, MACEEH

Art Unit

3663

Tech Center

3600 — Transportation & Electronic Commerce

Assignee

Wallace Luke

OA Round

1 (Non-Final)

Interview Optional

— +5.3% interview lift. Interview lift (+5.3%) is below the 15.0% threshold. A written response is recommended.

Based on 818 resolved cases, 2023–2026

Examiner Intelligence

ANWARI, MACEEH View full profile →

Grants 81% — above average

Career Allowance Rate

664 granted / 818 resolved

+29.2% vs TC avg

Moderate +5% lift

Without

With

+5.3%

Interview Lift

resolved cases with interview

Typical timeline

3y 2m

Avg Prosecution

37 currently pending

Career history

855

Total Applications

across all art units

Statute-Specific Performance

§101

15.7%

-24.3% vs TC avg

§103

40.2%

+0.2% vs TC avg

§102

27.4%

-12.6% vs TC avg

§112

15.1%

-24.9% vs TC avg

Black line = Tech Center average estimate • Based on career data from 818 resolved cases

Prosecution Timeline

Mar 30, 2024

Application Filed

Feb 05, 2026

Non-Final Rejection (current)

Precedent Cases

Applications granted by this same examiner with similar technology

18/696,140

Patent 12595638

MACHINE THAT MOVES LEVER, AND COMPUTER CONNECTED TO MACHINE

1y 6m to grant Granted Apr 07, 2026

18/644,307

Patent 12583325

ELECTRIC VEHICLE

1y 11m to grant Granted Mar 24, 2026

18/589,482

Patent 12565265

VEHICLE CONTROL DEVICE, VEHICLE CONTROL METHOD, AND STORAGE MEDIUM

2y 0m to grant Granted Mar 03, 2026

18/600,913

Patent 12533924

VEHICLE CONTROL DEVICE

1y 10m to grant Granted Jan 27, 2026

16/811,458

Patent 12163799

RECREATIONAL VEHICLE INTERACTIVE TELEMETRY, MAPPING, AND TRIP PLANNING SYSTEM

4y 9m to grant Granted Dec 10, 2024

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

81%

Grant Probability

86%

With Interview (+5.3%)

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

Median Time to Grant

Low

PTA Risk

Based on 818 resolved cases by this examiner. Grant probability derived from career allowance rate.