Last updated: July 17, 2026

Application No. 18/619,926

PROJECTION OPTICAL SYSTEM AND PROJECTOR

Non-Final OA

Filed

Mar 28, 2024

Priority

Mar 29, 2023 — JP 2023-052978

Examiner

OWENS, DANELL L

Art Unit

2882

Tech Center

2800 — Semiconductors & Electrical Systems

Assignee

Seiko Epson Corporation

OA Round

1 (Non-Final)

Interview Optional

— +10.7% interview lift. Interview lift (+10.7%) is below the 15.0% threshold. A written response is recommended.

Based on 752 resolved cases, 2023–2026

Examiner Intelligence

OWENS, DANELL L View full profile →

Grants 76% — above average

Career Allowance Rate

574 granted / 752 resolved

+8.3% vs TC avg

Moderate +11% lift

Without

With

+10.7%

Interview Lift

resolved cases with interview

Typical timeline

2y 7m

Avg Prosecution

25 currently pending

Career history

786

Total Applications

across all art units

Statute-Specific Performance

§101

0.3%

-39.7% vs TC avg

§103

86.1%

+46.1% vs TC avg

§102

10.3%

-29.7% vs TC avg

§112

2.1%

-37.9% vs TC avg

Black line = Tech Center average estimate • Based on career data from 752 resolved cases

Prosecution Timeline

Mar 28, 2024

Application Filed

May 21, 2026

Non-Final Rejection mailed (current)

Precedent Cases

Applications granted by this same examiner with similar technology

17/982,526

Patent 12681373

COLOR WHEEL MODULE AND PROJECTION DEVICE

3y 8m to grant Granted Jul 14, 2026

17/994,885

Patent 12684096

IMAGING SYSTEM INCLUDING BEAM GUIDING ELEMENT HAVING HIGH SOLARIZATION RESISTANCE IN THE BLUE SPECTRAL RANGE

3y 7m to grant Granted Jul 14, 2026

18/395,666

Patent 12681370

Projection device

2y 6m to grant Granted Jul 14, 2026

18/090,523

Patent 12663627

IMAGING SYSTEM AND PROJECTION APPARATUS

3y 5m to grant Granted Jun 23, 2026

18/460,862

Patent 12663703

STRUCTURED LIGHT PROJECTION SYSTEM

2y 9m 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.

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Prosecution Projections

1-2

Expected OA Rounds

76%

Grant Probability

87%

With Interview (+10.7%)

2y 7m (~3m remaining)

Median Time to Grant

Low

PTA Risk

Based on 752 resolved cases by this examiner. Grant probability derived from career allowance rate.