Last updated: May 29, 2026

Application No. 18/277,090

Electric Work Machine

Non-Final OA

Filed

Aug 14, 2023

Priority

Feb 24, 2021 — JP 2021-027584 +1 more

Examiner

CHAN, KAWING

Art Unit

2846

Tech Center

2800 — Semiconductors & Electrical Systems

Assignee

Yanmar Holdings Co. Ltd.

OA Round

2 (Non-Final)

Interview Optional

— +12.3% interview lift. Interview lift (+12.3%) is below the 15.0% threshold. A written response is recommended.

Based on 768 resolved cases, 2023–2026

Examiner Intelligence

CHAN, KAWING View full profile →

Grants 73% — above average

Career Allowance Rate

561 granted / 768 resolved

+5.0% vs TC avg

Moderate +12% lift

Without

With

+12.3%

Interview Lift

resolved cases with interview

Typical timeline

2y 10m

Avg Prosecution

7 currently pending

Career history

792

Total Applications

across all art units

Statute-Specific Performance

§101

1.3%

-38.7% vs TC avg

§103

84.6%

+44.6% vs TC avg

§102

5.4%

-34.6% vs TC avg

§112

7.4%

-32.6% vs TC avg

Black line = Tech Center average estimate • Based on career data from 768 resolved cases

Prosecution Timeline

Aug 14, 2023

Application Filed

May 01, 2025

Non-Final Rejection mailed

Jul 28, 2025

Response Filed

Sep 08, 2025

Final Rejection mailed

Nov 18, 2025

Response after Non-Final Action

Precedent Cases

Applications granted by this same examiner with similar technology

18/033,781

Patent 12640668

PHASE ADVANCE METHOD IN MOTORS WITH PERMANENT MAGNETS PRESENTING INDUCED VOLTAGES WITH FLAT REGION

3y 1m to grant Granted May 26, 2026

18/046,570

Patent 12630391

ELEVATOR POSITIONING SYSTEM WITH CASCADING REFLECTOR ARRANGEMENT

3y 7m to grant Granted May 19, 2026

17/742,181

Patent 12600597

METHOD OF ESTIMATING AND COMPENSATING INTERFERENCE TORQUE OF LIFTING SYSTEM

3y 11m to grant Granted Apr 14, 2026

17/250,558

Patent 12589973

METHOD AND ELEVATOR CONTROL ARRANGEMENT FOR CONTROLLING A MAINTENANCE MODE OF AN ELEVATOR SYSTEM

5y 1m to grant Granted Mar 31, 2026

16/700,195

Patent 12587124

HIGH POWER BATTERY-POWERED SYSTEM

6y 3m to grant Granted Mar 24, 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

2-3

Expected OA Rounds

73%

Grant Probability

85%

With Interview (+12.3%)

2y 10m (~0m remaining)

Median Time to Grant

Moderate

PTA Risk

Based on 768 resolved cases by this examiner. Grant probability derived from career allowance rate.