Last updated: July 05, 2026

Application No. 18/291,200

GRAPHENE-CAPPED COPPER IN DUAL DAMASCENE INTERCONNECT

Non-Final OA

Filed

Jan 22, 2024

Priority

Jul 23, 2021 — provisional 63/203,480 +1 more

Examiner

YEUNG LOPEZ, FEIFEI

Art Unit

2899

Tech Center

2800 — Semiconductors & Electrical Systems

Assignee

Lam Research Corporation

OA Round

1 (Non-Final)

Interview Optional

— -2.9% interview lift. Interview lift (-2.9%) is below the 15.0% threshold. A written response is recommended.

Based on 1071 resolved cases, 2023–2026

Examiner Intelligence

YEUNG LOPEZ, FEIFEI View full profile →

Grants 81% — above average

Career Allowance Rate

869 granted / 1071 resolved

+13.1% vs TC avg

Minimal -3% lift

Without

With

+-2.9%

Interview Lift

resolved cases with interview

Typical timeline

2y 4m

Avg Prosecution

38 currently pending

Career history

1116

Total Applications

across all art units

Statute-Specific Performance

§101

0.4%

-39.6% vs TC avg

§103

84.9%

+44.9% vs TC avg

§102

8.3%

-31.7% vs TC avg

§112

4.6%

-35.4% vs TC avg

Black line = Tech Center average estimate • Based on career data from 1071 resolved cases

Prosecution Timeline

Jan 22, 2024

Application Filed

Mar 19, 2026

Non-Final Rejection mailed (current)

Precedent Cases

Applications granted by this same examiner with similar technology

17/651,621

Patent 12672556

CLIPS FOR SEMICONDUCTOR PACKAGE AND RELATED METHODS

4y 4m to grant Granted Jun 30, 2026

18/019,320

Patent 12672417

THERMOCOMPRESSION DEVICE AND METHOD OF MANUFACTURING DISPLAY DEVICE USING SAME

3y 4m to grant Granted Jun 30, 2026

18/022,918

Patent 12672392

LIGHT-EMITTING DEVICE AND DISPLAY APPARATUS

3y 4m to grant Granted Jun 30, 2026

18/083,877

Patent 12672413

DISPLAY DEVICE

3y 6m to grant Granted Jun 30, 2026

18/478,137

Patent 12672474

ORGANIC LIGHT EMITTING DISPLAY DEVICE

2y 9m 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

81%

Grant Probability

78%

With Interview (-2.9%)

2y 4m (~0m remaining)

Median Time to Grant

Low

PTA Risk

Based on 1071 resolved cases by this examiner. Grant probability derived from career allowance rate.