Last updated: July 17, 2026

Application No. 19/211,568

IMAGE HEATING DEVICE AND IMAGE FORMING APPARATUS

Non-Final OA

Filed

May 19, 2025

Priority

Feb 22, 2022 — JP 2022-025647 +1 more

Examiner

ROTH, LAURA K

Art Unit

Tech Center

Assignee

Canon Inc.

OA Round

1 (Non-Final)

Interview Optional

— +1.3% interview lift. Interview lift (+1.3%) is below the 15.0% threshold. A written response is recommended.

Based on 805 resolved cases, 2023–2026

Examiner Intelligence

ROTH, LAURA K View full profile →

Grants 83% — above average

Career Allowance Rate

667 granted / 805 resolved

+22.9% vs TC avg

Minimal +1% lift

Without

With

+1.3%

Interview Lift

resolved cases with interview

Fast prosecutor

2y 1m

Avg Prosecution

18 currently pending

Career history

831

Total Applications

across all art units

Statute-Specific Performance

§101

0.6%

-39.4% vs TC avg

§103

66.1%

+26.1% vs TC avg

§102

13.8%

-26.2% vs TC avg

§112

14.9%

-25.1% vs TC avg

Black line = Tech Center average estimate • Based on career data from 805 resolved cases

Prosecution Timeline

May 19, 2025

Application Filed

May 26, 2026

Non-Final Rejection mailed (current)

Precedent Cases

Applications granted by this same examiner with similar technology

18/941,319

Patent 12681409

DEVELOPMENT DEVICE AND IMAGE FORMING DEVICE THAT PREVENTS TONER LEAKAGE

1y 8m to grant Granted Jul 14, 2026

18/416,239

Patent 12663741

IMAGE FORMING APPARATUS THAT PERFORMS SHADING CORRECTION TO MAINTAIN PRINT POSITION ACCURACY

2y 5m to grant Granted Jun 23, 2026

18/520,407

Patent 12663738

DEVELOPER STORAGE DEVICE UTILIZING CONVEYANCE CONFIGURATION AND IMAGE FORMING APPARATUS

2y 6m to grant Granted Jun 23, 2026

18/868,882

Patent 12665973

IMAGE FORMING APPARATUS WITH SLIDING KEYBOARD

1y 7m to grant Granted Jun 23, 2026

18/953,416

Patent 12656709

IMAGE FORMING APPARATUS

1y 6m to grant Granted Jun 16, 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

83%

Grant Probability

84%

With Interview (+1.3%)

2y 1m (~11m remaining)

Median Time to Grant

Low

PTA Risk

Based on 805 resolved cases by this examiner. Grant probability derived from career allowance rate.