Last updated: July 17, 2026

Application No. 18/747,824

CLEANING SOLUTION, METHOD FOR CLEANING SEMICONDUCTOR SUBSTRATE, AND METHOD FOR MANUFACTURING SEMICONDUCTOR

Non-Final OA

Filed

Jun 19, 2024

Priority

Jun 23, 2023 — provisional 63/509,930

Examiner

MRUK, BRIAN P

Art Unit

1761

Tech Center

1700 — Chemical & Materials Engineering

Assignee

Tokyo Ohka Kogyo Co., Ltd.

OA Round

1 (Non-Final)

Interview Optional

— +27.6% interview lift. Examiner has a relatively high allowance rate (74%); +27.6% interview lift. A written response may suffice.

Based on 1315 resolved cases, 2023–2026

Examiner Intelligence

MRUK, BRIAN P View full profile →

Grants 74% — above average

Career Allowance Rate

977 granted / 1315 resolved

+9.3% vs TC avg

Strong +28% interview lift

Without

With

+27.6%

Interview Lift

resolved cases with interview

Typical timeline

2y 2m

Avg Prosecution

41 currently pending

Career history

1365

Total Applications

across all art units

Statute-Specific Performance

§101

0.5%

-39.5% vs TC avg

§103

59.2%

+19.2% vs TC avg

§102

1.7%

-38.3% vs TC avg

§112

7.1%

-32.9% vs TC avg

Black line = Tech Center average estimate • Based on career data from 1315 resolved cases

Prosecution Timeline

Jun 19, 2024

Application Filed

Jun 05, 2026

Non-Final Rejection mailed

Jul 01, 2026

Interview Requested

Precedent Cases

Applications granted by this same examiner with similar technology

18/422,286

Patent 12680057

FABRIC CARE COMPOSITION

2y 5m to grant Granted Jul 14, 2026

18/125,292

Patent 12673793

METHOD AND SYSTEM FOR MANUFACTURING A SHEET OF LAUNDRY DETERGENT

3y 3m to grant Granted Jul 07, 2026

18/339,158

Patent 12674118

STABLE ANHYDROUS DISH SOAP AND METHOD OF MAKING SAME

3y 0m to grant Granted Jul 07, 2026

17/755,497

Patent 12662651

Soap Composition

4y 1m to grant Granted Jun 23, 2026

17/302,278

Patent 12655365

LOW FOAM CLEANING COMPOSITIONS

5y 1m to grant Granted Jun 16, 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

74%

Grant Probability

99%

With Interview (+27.6%)

2y 2m (~1m remaining)

Median Time to Grant

Low

PTA Risk

Based on 1315 resolved cases by this examiner. Grant probability derived from career allowance rate.