Last updated: July 12, 2026

Application No. 19/419,391

Untitled Application

Unknown

Filed

2800

Priority

Jul 31, 2023 — JP 2023-124420 +18 more

Examiner

VO, ANH T N

Art Unit

2853

Tech Center

BROTHER KOGYO KABUSHIKI KAISHA

Assignee

Brother Kogyo Kabushiki Kaisha

OA Round

1 (Non-Final)

Interview Optional

— +4.6% interview lift. Interview lift (+4.6%) is below the 15.0% threshold. A written response is recommended.

Based on 1516 resolved cases, 2023–2026

Examiner Intelligence

VO, ANH T N View full profile →

Grants 90% — above average

Career Allowance Rate

1364 granted / 1516 resolved

+30.0% vs TC avg

Minimal +5% lift

Without

With

+4.6%

Interview Lift

resolved cases with interview

Fast prosecutor

2y 0m

Avg Prosecution

14 currently pending

Career history

1525

Total Applications

across all art units

Statute-Specific Performance

§103

62.1%

+22.1% vs TC avg

§102

26.5%

-13.5% vs TC avg

§112

2.5%

-37.5% vs TC avg

Black line = Tech Center average estimate • Based on career data from 1516 resolved cases

Prosecution Timeline

2800

Application Filed

May 06, 2026

Non-Final Rejection mailed (current)

Precedent Cases

Applications granted by this same examiner with similar technology

18/390,535

Patent 12673499

TANK HAVING FIRST LIQUID CHAMBER WHOSE PORTION IS POSITIONED REARWARD OF SECOND LIQUID CHAMBER TO INCREASE VOLUME OF THE FIRST LIQUID CHAMBER

2y 6m to grant Granted Jul 07, 2026

18/592,626

Patent 12673501

LIQUID EJECTION DEVICE

2y 4m to grant Granted Jul 07, 2026

18/643,516

Patent 12673500

LIQUID SUPPLY APPARATUS, PRINTING SYSTEM, AND PRINTING APPARATUS

2y 2m to grant Granted Jul 07, 2026

18/731,598

Patent 12673505

LIQUID DISCHARGE APPARATUS AND LIQUID DISCHARGE METHOD

2y 1m to grant Granted Jul 07, 2026

18/259,812

Patent 12668064

MONITORING OF FLUID SUPPLY

3y 0m to grant Granted Jun 30, 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

1-2

Expected OA Rounds

90%

Grant Probability

95%

With Interview (+4.6%)

2y 0m

Median Time to Grant

Low

PTA Risk

Based on 1516 resolved cases by this examiner. Grant probability derived from career allowance rate.