Last updated: July 17, 2026

Application No. 19/072,361

LIQUID DISCHARGE APPARATUS AND LIQUID STORAGE CONTAINER

Non-Final OA

Filed

Mar 06, 2025

Priority

Dec 10, 2021 — JP 2021-201109 +1 more

Examiner

KNIEF, THOMAS RAY

Art Unit

2853

Tech Center

2800 — Semiconductors & Electrical Systems

Assignee

Canon Inc.

OA Round

1 (Non-Final)

Interview Optional

— +11.9% interview lift. Interview lift (+11.9%) is below the 15.0% threshold. A written response is recommended.

Based on 45 resolved cases, 2023–2026

Examiner Intelligence

KNIEF, THOMAS RAY View full profile →

Grants 89% — above average

Career Allowance Rate

40 granted / 45 resolved

+20.9% vs TC avg

Moderate +12% lift

Without

With

+11.9%

Interview Lift

resolved cases with interview

Typical timeline

2y 3m

Avg Prosecution

11 currently pending

Career history

Total Applications

across all art units

Statute-Specific Performance

§101

2.3%

-37.7% vs TC avg

§103

62.9%

+22.9% vs TC avg

§102

20.2%

-19.8% vs TC avg

§112

14.6%

-25.4% vs TC avg

Black line = Tech Center average estimate • Based on career data from 45 resolved cases

Prosecution Timeline

Mar 06, 2025

Application Filed

Dec 02, 2025

Response after Non-Final Action

May 08, 2026

Non-Final Rejection mailed (current)

Precedent Cases

Applications granted by this same examiner with similar technology

18/268,442

Patent 12679112

ACTIVE ENERGY EMISSION DEVICE

3y 0m to grant Granted Jul 14, 2026

18/398,668

Patent 12679120

SHEET SUPPLY DEVICE AND RECORDING DEVICE

2y 6m to grant Granted Jul 14, 2026

18/545,376

Patent 12679115

PRINTING DEVICE AND PRINTING METHOD

2y 6m to grant Granted Jul 14, 2026

18/797,921

Patent 12673497

MAINTENANCE DEVICE AND INKJET RECORDING APPARATUS

1y 11m to grant Granted Jul 07, 2026

18/192,600

Patent 12661909

RECORDING APPARATUS AND METHOD OF READING RECORDED IMAGE IN RECORDING APPARATUS

3y 2m to grant Granted Jun 23, 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

89%

Grant Probability

99%

With Interview (+11.9%)

2y 3m (~11m remaining)

Median Time to Grant

Low

PTA Risk

Based on 45 resolved cases by this examiner. Grant probability derived from career allowance rate.