Last updated: July 12, 2026

Application No. 18/840,189

Untitled Application

Unknown

Filed

Priority

Aug 28, 2023 — nonprovisional of PCTJP2023031064

Examiner

DUCLAIR, STEPHANIE P.

Art Unit

Tech Center

Hitachi High-Tech Corporation

Assignee

Hitachi High-Tech Corporation

OA Round

1 (Non-Final)

Interview Optional

— +19.8% interview lift. Examiner has a relatively high allowance rate (72%); +19.8% interview lift. A written response may suffice.

Based on 813 resolved cases, 2023–2026

Examiner Intelligence

DUCLAIR, STEPHANIE P. View full profile →

Grants 72% — above average

Career Allowance Rate

583 granted / 813 resolved

+11.7% vs TC avg

Strong +20% interview lift

Without

With

+19.8%

Interview Lift

resolved cases with interview

Typical timeline

2y 9m

Avg Prosecution

33 currently pending

Career history

847

Total Applications

across all art units

Statute-Specific Performance

§101

0.1%

-39.9% vs TC avg

§103

95.4%

+55.4% vs TC avg

§102

0.7%

-39.3% vs TC avg

§112

1.2%

-38.8% vs TC avg

Black line = Tech Center average estimate • Based on career data from 813 resolved cases

Prosecution Timeline

Jun 02, 2026

Non-Final Rejection mailed (current)

Precedent Cases

Applications granted by this same examiner with similar technology

18/535,290

Patent 12665175

PLASMA PROCESSING APPARATUS AND MANUFACTURING METHOD OF SEMICONDUCTOR DEVICE

2y 6m to grant Granted Jun 23, 2026

18/003,138

Patent 12651728

PASSIVATION CHEMISTRY FOR PLASMA ETCHING

3y 5m to grant Granted Jun 09, 2026

18/025,442

Patent 12652977

ETCHING METHOD

3y 3m to grant Granted Jun 09, 2026

17/928,279

Patent 12644015

METHOD FOR MANUFACTURING ABRASIVE GRAINS, COMPOSITION FOR CHEMICAL MECHANICAL POLISHING, AND METHOD FOR CHEMICAL MECHANICAL POLISHING

3y 6m to grant Granted Jun 02, 2026

18/023,890

Patent 12646684

ETCHING METHOD AND ETCHING APPARATUS

3y 3m to grant Granted Jun 02, 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

72%

Grant Probability

92%

With Interview (+19.8%)

2y 9m

Median Time to Grant

Low

PTA Risk

Based on 813 resolved cases by this examiner. Grant probability derived from career allowance rate.