Last updated: July 13, 2026

Application No. 18/945,856

Untitled Application

Unknown

Filed

Examiner

CHAPPELL, DANIEL C

Art Unit

Tech Center

Sandisk Technologies, Inc.

Assignee

SanDisk Technologies Inc.

OA Round

2 (Non-Final)

Interview Optional

— +46.9% interview lift. Interview already conducted in this application's prosecution history. This examiner has a 81% grant rate with +46.9% interview lift. Since an interview has already been tried, recommend written response with narrowed claims based on precedent claim evolution patterns.

Based on 607 resolved cases, 2023–2026

Examiner Intelligence

CHAPPELL, DANIEL C View full profile →

Grants 81% — above average

Career Allowance Rate

489 granted / 607 resolved

+20.6% vs TC avg

Strong +47% interview lift

Without

With

+46.9%

Interview Lift

resolved cases with interview

Typical timeline

2y 3m

Avg Prosecution

16 currently pending

Career history

618

Total Applications

across all art units

Statute-Specific Performance

§101

1.7%

-38.3% vs TC avg

§103

75.6%

+35.6% vs TC avg

§102

5.1%

-34.9% vs TC avg

§112

5.9%

-34.1% vs TC avg

Black line = Tech Center average estimate • Based on career data from 607 resolved cases

Prosecution Timeline

Feb 02, 2026

Non-Final Rejection mailed

Apr 08, 2026

Interview Requested

Apr 15, 2026

Applicant Interview (Telephonic)

Apr 15, 2026

Examiner Interview Summary

Apr 15, 2026

Response Filed

May 20, 2026

Final Rejection mailed

Jun 25, 2026

Response after Non-Final Action

Precedent Cases

Applications granted by this same examiner with similar technology

18/893,126

Patent 12675217

Methods and Systems for Managing Compressed Data in Disk Blocks

1y 9m to grant Granted Jul 07, 2026

18/734,470

Patent 12663922

DEFERRED ADAPTIVE COMPRESSION USING COMPUTATIONAL STORAGE FOR ENERGY SAVINGS

2y 0m to grant Granted Jun 23, 2026

18/650,412

Patent 12656968

PROCESSING-IN-MEMORY (PIM) HIGH BANDWIDTH MEMORY (HBM) DEVICES INCLUDING PIM DYNAMIC RANDOM ACCESS MEMORY (DRAM) DIES

2y 1m to grant Granted Jun 16, 2026

18/409,661

Patent 12650766

VIRTUAL MANAGEMENT UNIT SCHEME FOR TWO-PASS PROGRAMMING IN A MEMORY SUB-SYSTEM

2y 5m to grant Granted Jun 09, 2026

18/512,191

Patent 12650779

METHOD AND SYSTEM OF MANAGING MEMORY USAGE IN A DATA LEARNING OPERATION

2y 6m to grant Granted Jun 09, 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

81%

Grant Probability

99%

With Interview (+46.9%)

2y 3m

Median Time to Grant

Moderate

PTA Risk

Based on 607 resolved cases by this examiner. Grant probability derived from career allowance rate.

Untitled Application

Interview Optional

Examiner Intelligence

Statute-Specific Performance

Prosecution Timeline

Precedent Cases

Applications granted by this same examiner with similar technology

Strategy Recommendation AI-generated — please review before filing

Prosecution Projections

Ready to respond to this office action?

Sign in with your work email