Last updated: August 30, 2026

Application No. 18/931,584

LIQUID EJECTION HEAD AND PIEZOELECTRIC ACTUATOR

Non-Final OA

Filed

Oct 30, 2024

Priority

Nov 01, 2023 — JP 2023-187840

Examiner

AMEH, YAOVI M

Art Unit

Tech Center

Assignee

Canon Inc.

OA Round

1 (Non-Final)

Interview Optional

— +8.3% interview lift. Interview lift (+8.3%) is below the 15.0% threshold. A written response is recommended.

Based on 934 resolved cases, 2023–2026

Examiner Intelligence

AMEH, YAOVI M View full profile →

Grants 91% — above average

Career Allowance Rate

852 granted / 934 resolved

+31.2% vs TC avg

Moderate +8% lift

Without

With

+8.3%

Interview Lift

resolved cases with interview

Fast prosecutor

1y 8m

Avg Prosecution

20 currently pending

Career history

955

Total Applications

across all art units

Statute-Specific Performance

§101

1.1%

-38.9% vs TC avg

§103

60.8%

+20.8% vs TC avg

§102

26.6%

-13.4% vs TC avg

§112

4.2%

-35.8% vs TC avg

Black line = Tech Center average estimate • Based on career data from 934 resolved cases

Prosecution Timeline

Oct 30, 2024

Application Filed

Aug 17, 2026

Non-Final Rejection mailed (current)

Precedent Cases

Applications granted by this same examiner with similar technology

18/549,143

Patent 12716005

INK COMPOSITION FOR 3D PRINTING BASED ON UREA REACTION AND THE 3D PRINTING METHOD USING THE SAME

2y 11m to grant Granted Aug 25, 2026

18/752,607

Patent 12715217

LIQUID DISCHARGE APPARATUS

2y 2m to grant Granted Aug 25, 2026

18/753,074

Patent 12715231

PRINTING APPARATUS AND CONTROL METHOD

2y 2m to grant Granted Aug 25, 2026

18/669,935

Patent 12709106

IMAGE PRINTING APPARATUS AND CONTROL METHOD

2y 2m to grant Granted Aug 18, 2026

18/732,395

Patent 12703182

LIQUID EJECTION HEAD

2y 2m to grant Granted Aug 11, 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

91%

Grant Probability

99%

With Interview (+8.3%)

1y 8m (~0m remaining)

Median Time to Grant

Low

PTA Risk

Based on 934 resolved cases by this examiner. Grant probability derived from career allowance rate.