Last updated: July 05, 2026

Application No. 18/389,957

MEMORY DEVICE, OPERATION METHOD OF MEMORY DEVICE, AND MEMORY SYSTEM

Non-Final OA

Filed

Dec 20, 2023

Priority

Sep 26, 2023 — CN 2023112550872

Examiner

HEISTERKAMP, JUSTIN BRYCE

Art Unit

2827

Tech Center

2800 — Semiconductors & Electrical Systems

Assignee

Yangtze Memory Technologies Co., Ltd.

OA Round

2 (Non-Final)

Interview Optional

— +2.3% interview lift. Interview lift (+2.3%) is below the 15.0% threshold. A written response is recommended.

Based on 76 resolved cases, 2023–2026

Examiner Intelligence

HEISTERKAMP, JUSTIN BRYCE View full profile →

Grants 99% — above average

Career Allowance Rate

75 granted / 76 resolved

+30.7% vs TC avg

Minimal +2% lift

Without

With

+2.3%

Interview Lift

resolved cases with interview

Typical timeline

2y 3m

Avg Prosecution

10 currently pending

Career history

Total Applications

across all art units

Statute-Specific Performance

§101

0.8%

-39.2% vs TC avg

§103

37.9%

-2.1% vs TC avg

§102

15.9%

-24.1% vs TC avg

§112

30.3%

-9.7% vs TC avg

Black line = Tech Center average estimate • Based on career data from 76 resolved cases

Prosecution Timeline

Dec 20, 2023

Application Filed

Oct 02, 2025

Non-Final Rejection mailed

Dec 18, 2025

Response Filed

Jan 16, 2026

Final Rejection mailed

Mar 02, 2026

Response after Non-Final Action

Precedent Cases

Applications granted by this same examiner with similar technology

18/448,581

Patent 12660146

MEMORY DEVICE

2y 10m to grant Granted Jun 16, 2026

18/517,429

Patent 12651635

MEMORY DEVICES SUPPORTING ENHANCED GATE-INDUCED DRAIN LEAKAGE (GIDL) ERASE OPERATION

2y 6m to grant Granted Jun 09, 2026

18/442,684

Patent 12646575

STRING BASED ERASE INHIBIT FOR ONE SIDED GATE-INDUCED DRAIN LEAKAGE ERASE

2y 3m to grant Granted Jun 02, 2026

18/582,708

Patent 12620446

MEMORY SEARCHING ENGINE, REFERENCE ARRAY AND REFERENCE CALIBRATING METHOD

2y 2m to grant Granted May 05, 2026

17/856,870

Patent 12615752

STACKED SRAM WITH SHARED WORDLINE CONNECTION

3y 10m 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

2-3

Expected OA Rounds

99%

Grant Probability

99%

With Interview (+2.3%)

2y 3m (~0m remaining)

Median Time to Grant

Moderate

PTA Risk

Based on 76 resolved cases by this examiner. Grant probability derived from career allowance rate.