Last updated: July 11, 2026

Application No. 18/703,498

Untitled Application

Unknown

Filed

1700

Priority

Dec 07, 2021 — CN PCT/CN2021/136058 +1 more

Examiner

ZHANG, HAI Y

Art Unit

1717

Tech Center

Rohm and Haas Company

Assignee

Dow Inc.

OA Round

1 (Non-Final)

Interview Optional

— +42.6% interview lift. Examiner has a relatively high allowance rate (68%); +42.6% interview lift. A written response may suffice.

Based on 329 resolved cases, 2023–2026

Examiner Intelligence

ZHANG, HAI Y View full profile →

Grants 68% — above average

Career Allowance Rate

225 granted / 329 resolved

+8.4% vs TC avg

Strong +43% interview lift

Without

With

+42.6%

Interview Lift

resolved cases with interview

Typical timeline

3y 2m

Avg Prosecution

20 currently pending

Career history

344

Total Applications

across all art units

Statute-Specific Performance

§101

0.8%

-39.2% vs TC avg

§103

69.5%

+29.5% vs TC avg

§102

9.3%

-30.7% vs TC avg

§112

2.7%

-37.3% vs TC avg

Black line = Tech Center average estimate • Based on career data from 329 resolved cases

Prosecution Timeline

1700

Application Filed

Apr 29, 2026

Non-Final Rejection mailed (current)

Precedent Cases

Applications granted by this same examiner with similar technology

18/783,687

Patent 12661696

METHOD OF REMOVING CONTAMINANTS FROM A DIFFUSION-COATED COMPONENT

1y 11m to grant Granted Jun 23, 2026

18/896,291

Patent 12644172

CORROSION PROTECTION WITH AL/ZN-BASED COATINGS

1y 8m to grant Granted Jun 02, 2026

18/740,735

Patent 12629718

FILM FORMING METHOD AND ARTICLE MANUFACTURING METHOD

1y 11m to grant Granted May 19, 2026

18/710,024

Patent 12624436

METHOD FOR PRODUCING A HOT-DIP-COATED STEEL SHEET AND HOT-DIP-COATED STEEL SHEET

1y 12m to grant Granted May 12, 2026

17/269,650

Patent 12612733

NOVEL COATED ARTICLES AND THEIR METHOD OF MANUFACTURING AND USE

5y 2m to grant Granted Apr 28, 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

68%

Grant Probability

99%

With Interview (+42.6%)

3y 2m

Median Time to Grant

Low

PTA Risk

Based on 329 resolved cases by this examiner. Grant probability derived from career allowance rate.