Last updated: July 17, 2026

Application No. 18/500,724

MULTI-FLOW CHAMBER KITS, PROCESSING CHAMBERS, AND RELATED APPARATUS AND METHODS FOR SEMICONDUCTOR MANUFACTURING

Non-Final OA

Filed

Nov 02, 2023

Examiner

YU, YUECHUAN

Art Unit

1718

Tech Center

1700 — Chemical & Materials Engineering

Assignee

Applied Materials Inc.

OA Round

1 (Non-Final)

Interview Optional

— +20.4% interview lift. Interview already conducted in this application's prosecution history. This examiner has a 65% grant rate with +20.4% interview lift. Since an interview has already been tried, recommend written response with narrowed claims based on precedent claim evolution patterns.

Based on 521 resolved cases, 2023–2026

Examiner Intelligence

YU, YUECHUAN View full profile →

Grants 65% — above average

Career Allowance Rate

340 granted / 521 resolved

At TC average

Strong +20% interview lift

Without

With

+20.4%

Interview Lift

resolved cases with interview

Typical timeline

3y 4m

Avg Prosecution

16 currently pending

Career history

544

Total Applications

across all art units

Statute-Specific Performance

§101

0.4%

-39.6% vs TC avg

§103

91.9%

+51.9% vs TC avg

§102

1.5%

-38.5% vs TC avg

§112

1.3%

-38.7% vs TC avg

Black line = Tech Center average estimate • Based on career data from 521 resolved cases

Prosecution Timeline

Nov 02, 2023

Application Filed

Apr 20, 2026

Non-Final Rejection mailed

Jun 26, 2026

Interview Requested

Jul 02, 2026

Applicant Interview (Telephonic)

Jul 02, 2026

Examiner Interview Summary

Precedent Cases

Applications granted by this same examiner with similar technology

17/896,075

Patent 12665172

GAS COOLED HIGH POWER CONNECTION ROD

3y 10m to grant Granted Jun 23, 2026

18/311,999

Patent 12666918

SUBSTRATE SUPPORT DEVICE AND SUBSTRATE PROCESSING APPARATUS INCLUDING THE SAME

3y 1m to grant Granted Jun 23, 2026

18/652,609

Patent 12665169

MODULAR HIGH-FREQUENCY SOURCE

2y 1m to grant Granted Jun 23, 2026

17/759,509

Patent 12654181

GAS DISTRIBUTION FACEPLATE WITH OBLIQUE FLOW PATHS

3y 10m to grant Granted Jun 16, 2026

17/752,877

Patent 12648382

SUBSTRATE PROCESSING METHOD AND PLASMA PROCESSING APPARATUS

4y 0m 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

65%

Grant Probability

86%

With Interview (+20.4%)

3y 4m (~8m remaining)

Median Time to Grant

Low

PTA Risk

Based on 521 resolved cases by this examiner. Grant probability derived from career allowance rate.