Last updated: July 10, 2026

Application No. 18/281,299

Untitled Application

Unknown

Filed

2800

Priority

Mar 12, 2021 — JP 2021-040811 +1 more

Examiner

KIELIN, ERIK J

Art Unit

2814

Tech Center

IDEMITSU KOSAN CO.,LTD.

Assignee

Idemitsu Kosan Co.,ltd.

OA Round

1 (Non-Final)

Interview Optional

— +4.7% interview lift. Interview lift (+4.7%) is below the 15.0% threshold. A written response is recommended.

Based on 630 resolved cases, 2023–2026

Examiner Intelligence

KIELIN, ERIK J View full profile →

Grants 67% — above average

Career Allowance Rate

423 granted / 630 resolved

+7.1% vs TC avg

Minimal +5% lift

Without

With

+4.7%

Interview Lift

resolved cases with interview

Typical timeline

2y 4m

Avg Prosecution

42 currently pending

Career history

667

Total Applications

across all art units

Statute-Specific Performance

§101

0.1%

-39.9% vs TC avg

§103

71.6%

+31.6% vs TC avg

§102

7.0%

-33.0% vs TC avg

§112

17.0%

-23.0% vs TC avg

Black line = Tech Center average estimate • Based on career data from 630 resolved cases

Prosecution Timeline

2800

Application Filed

May 18, 2026

Non-Final Rejection mailed (current)

Precedent Cases

Applications granted by this same examiner with similar technology

18/221,004

Patent 12672529

MANUFACTURING METHOD FOR DEVICE EMBEDDED PACKAGING STRUCTURE

2y 11m to grant Granted Jun 30, 2026

18/223,788

Patent 12666742

WAFER-TO-WAFER BONDING STRUCTURE AND IMAGE SENSOR INCLUDING THE SAME

2y 11m to grant Granted Jun 23, 2026

17/804,427

Patent 12660262

SEMICONDUCTOR DEVICE AND METHODS OF FORMATION

4y 0m to grant Granted Jun 16, 2026

17/834,641

Patent 12660077

PACKAGE BOTTOM SIDE THERMAL SOLUTION WITH DISCRETE HAT-SHAPED COPPER SPREADER COMPONENT

4y 0m to grant Granted Jun 16, 2026

17/714,510

Patent 12652972

FIELD SUPPRESSED METAL GAPFILL

4y 2m to grant Granted Jun 09, 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

67%

Grant Probability

72%

With Interview (+4.7%)

2y 4m

Median Time to Grant

Low

PTA Risk

Based on 630 resolved cases by this examiner. Grant probability derived from career allowance rate.