Last updated: July 17, 2026

Application No. 18/238,853

Confined Growth of 2D Materials and Their Heterostructures

Non-Final OA

Filed

Aug 28, 2023

Priority

Aug 31, 2022 — provisional 63/374,090

Examiner

KUNEMUND, ROBERT M

Art Unit

1737

Tech Center

1700 — Chemical & Materials Engineering

Assignee

Massachusetts Institute of Technology

OA Round

1 (Non-Final)

Interview Optional

— +14.1% interview lift. Interview lift (+14.1%) is below the 15.0% threshold. A written response is recommended.

Based on 1330 resolved cases, 2023–2026

Examiner Intelligence

KUNEMUND, ROBERT M View full profile →

Grants 82% — above average

Career Allowance Rate

1092 granted / 1330 resolved

+17.1% vs TC avg

Moderate +14% lift

Without

With

+14.1%

Interview Lift

resolved cases with interview

Typical timeline

2y 11m

Avg Prosecution

26 currently pending

Career history

1352

Total Applications

across all art units

Statute-Specific Performance

§101

0.5%

-39.5% vs TC avg

§103

78.6%

+38.6% vs TC avg

§102

5.0%

-35.0% vs TC avg

§112

5.4%

-34.6% vs TC avg

Black line = Tech Center average estimate • Based on career data from 1330 resolved cases

Prosecution Timeline

Aug 28, 2023

Application Filed

May 05, 2026

Non-Final Rejection mailed (current)

Precedent Cases

Applications granted by this same examiner with similar technology

18/412,584

Patent 12680188

OPEN CZOCHRALSKI FURNACE FOR SINGLE CRYSTAL GROWTH

2y 6m to grant Granted Jul 14, 2026

18/422,958

Patent 12680190

SYSTEM FOR MANUFACTURING A HIGH-QUALITY SEMICONDUCTOR SINGLE CRYSTAL, AND METHOD OF MANUFACTURING SAME

2y 5m to grant Granted Jul 14, 2026

18/543,037

Patent 12680194

ORGANIC SOLID CRYSTAL ENCAPSULATION

2y 6m to grant Granted Jul 14, 2026

18/691,466

Patent 12680189

PROCESS FOR MANUFACTURING A MONOCRYSTALLINE SILICON SEMICONDUCTOR WAFER, AND MONOCRYSTALLINE SILICON SEMICONDUCTOR WAFER

2y 4m to grant Granted Jul 14, 2026

18/327,738

Patent 12668874

LIQUID PRECURSOR RECOVERY MODULE

3y 1m 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.

Typically takes 5-10 seconds — AI-generated, attorney review required before filing

Prosecution Projections

1-2

Expected OA Rounds

82%

Grant Probability

96%

With Interview (+14.1%)

2y 11m (~0m remaining)

Median Time to Grant

Low

PTA Risk

Based on 1330 resolved cases by this examiner. Grant probability derived from career allowance rate.