Last updated: October 02, 2026

Application No. 19/074,547

STORAGE SYSTEM AND VOLUME PATH SWITCHING METHOD FOR STORAGE SYSTEM

Non-Final OA

Filed

Mar 10, 2025

Priority

May 17, 2024 — JP 2024-080917

Examiner

CHAN, TRACY C

Art Unit

2138

Tech Center

2100 — Computer Architecture & Software

Assignee

Hitachi Ltd.

OA Round

1 (Non-Final)

Interview Optional

— -0.4% interview lift. Interview lift (-0.4%) is below the 15.0% threshold. A written response is recommended.

Based on 367 resolved cases, 2023–2026

Examiner Intelligence

CHAN, TRACY C View full profile →

Grants 79% — above average

Career Allowance Rate

291 granted / 367 resolved

+24.3% vs TC avg

Minimal -0% lift

Without

With

+-0.4%

Interview Lift

resolved cases with interview

Typical timeline

2y 6m

Avg Prosecution

11 currently pending

Career history

390

Total Applications

across all art units

Statute-Specific Performance

§101

5.4%

-34.6% vs TC avg

§103

58.5%

+18.5% vs TC avg

§102

7.9%

-32.1% vs TC avg

§112

14.9%

-25.1% vs TC avg

Black line = Tech Center average estimate • Based on career data from 367 resolved cases

Prosecution Timeline

Mar 10, 2025

Application Filed

Apr 09, 2026

Non-Final Rejection mailed (current)

Precedent Cases

Applications granted by this same examiner with similar technology

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2y 1m to grant Granted Sep 29, 2026

18/951,446

Patent 12730588

NVMe COMMAND COMPLETION MANAGEMENT FOR HOST SYSTEM MEMORY

1y 9m to grant Granted Sep 08, 2026

18/990,923

Patent 12730574

DATA PROCESSING METHOD, APPARATUS, AND SYSTEM

1y 8m to grant Granted Sep 08, 2026

19/002,504

Patent 12711064

TECHNOLOGIES FOR CONFIGURABLE CACHING, DEDUPLICATION, AND RATE LIMIT HANDLING

1y 7m to grant Granted Aug 18, 2026

18/609,664

Patent 12681863

CACHE PROCESSING REQUEST FOR DATA STORED IN STACK AREA BY USING USELESS INFORMATION, OPERATING METHOD OF CACHE, AND ELECTRONIC DEVICE COMPRISING CACHE

2y 3m to grant Granted Jul 14, 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

79%

Grant Probability

79%

With Interview (-0.4%)

2y 6m (~11m remaining)

Median Time to Grant

Low

PTA Risk

Based on 367 resolved cases by this examiner. Grant probability derived from career allowance rate.