Last updated: July 17, 2026

Application No. 18/769,919

OPTICAL ELEMENT DRIVING MECHANISM

Non-Final OA

Filed

Jul 11, 2024

Priority

Jul 21, 2023 — provisional 63/514,958

Examiner

CHOI, WILLIAM C

Art Unit

2872

Tech Center

2800 — Semiconductors & Electrical Systems

Assignee

TDK Corporation

OA Round

1 (Non-Final)

Interview Optional

— +4.1% interview lift. Interview lift (+4.1%) is below the 15.0% threshold. A written response is recommended.

Based on 1129 resolved cases, 2023–2026

Examiner Intelligence

CHOI, WILLIAM C View full profile →

Grants 93% — above average

Career Allowance Rate

1046 granted / 1129 resolved

+24.6% vs TC avg

Minimal +4% lift

Without

With

+4.1%

Interview Lift

resolved cases with interview

Fast prosecutor

2y 1m

Avg Prosecution

25 currently pending

Career history

1145

Total Applications

across all art units

Statute-Specific Performance

§101

0.8%

-39.2% vs TC avg

§103

34.1%

-5.9% vs TC avg

§102

46.2%

+6.2% vs TC avg

§112

11.2%

-28.8% vs TC avg

Black line = Tech Center average estimate • Based on career data from 1129 resolved cases

Prosecution Timeline

Jul 11, 2024

Application Filed

May 12, 2026

Non-Final Rejection mailed (current)

Precedent Cases

Applications granted by this same examiner with similar technology

18/384,895

Patent 12674970

MICROSCOPY SYSTEM AND METHOD USING AN IMMERSION LIQUID

2y 8m to grant Granted Jul 07, 2026

18/570,051

Patent 12674984

HEAD-MOUNTABLE DEVICES WITH CONNECTABLE LENS ASSEMBLIES

2y 6m to grant Granted Jul 07, 2026

18/294,615

Patent 12669674

HYBRID ACTUATOR FOR ZOOM DRIVING

2y 4m to grant Granted Jun 30, 2026

18/454,819

Patent 12669671

LENS BARREL AND IMAGING DEVICE

2y 10m to grant Granted Jun 30, 2026

18/774,749

Patent 12669735

WAVELENGTH SELECTIVE SWITCH

1y 11m 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.

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Prosecution Projections

1-2

Expected OA Rounds

93%

Grant Probability

97%

With Interview (+4.1%)

2y 1m (~1m remaining)

Median Time to Grant

Low

PTA Risk

Based on 1129 resolved cases by this examiner. Grant probability derived from career allowance rate.