Last updated: April 24, 2026

Application No. 18/817,687

Untitled Application

Unknown

Filed

2400

Examiner

CATTUNGAL, DEREENA T

Art Unit

2431

Tech Center

International Business Machines Corporation

Assignee

International Business Machines Corporation

OA Round

1 (Non-Final)

Interview Optional

— +30.1% interview lift. This examiner has a relatively high allow rate; a written response may suffice.

Based on 273 resolved cases, 2023–2026

Examiner Intelligence

CATTUNGAL, DEREENA T View full profile →

Grants 80% — above average

Career Allow Rate

219 granted / 273 resolved

+20.2% vs TC avg

Strong +30% interview lift

Without

With

+30.1%

Interview Lift

resolved cases with interview

Typical timeline

2y 9m

Avg Prosecution

28 currently pending

Career history

301

Total Applications

across all art units

Statute-Specific Performance

§101

6.9%

-33.1% vs TC avg

§103

49.1%

+9.1% vs TC avg

§102

14.3%

-25.7% vs TC avg

§112

14.0%

-26.0% vs TC avg

Black line = Tech Center average estimate • Based on career data from 273 resolved cases

Prosecution Timeline

2400

Application Filed

Precedent Cases

Applications granted by this same examiner with similar technology

18/962,112

Patent 12596800

TECHNIQUES FOR CROSS-SOURCE ALERT PRIORITIZATION AND REMEDIATION

2y 5m to grant Granted Apr 07, 2026

18/098,464

Patent 12592930

Generating zero-trust policy for application access based on sequence-based application segmentation

2y 5m to grant Granted Mar 31, 2026

18/012,043

Patent 12579284

TRACEABLE DECENTRALIZED CONTROL OF NETWORK ACCESS TO PRIVATE INFORMATION

2y 5m to grant Granted Mar 17, 2026

18/390,187

Patent 12580921

Generating zero-trust policy for application access utilizing knowledge graph based application segmentation

2y 5m to grant Granted Mar 17, 2026

19/169,674

Patent 12547712

TECHNIQUES FOR CROSS-SOURCE ALERT PRIORITIZATION AND REMEDIATION

2y 5m to grant Granted Feb 10, 2026

Study what changed to get past this examiner. Based on 5 most recent grants.

AI Strategy Recommendation

Get an AI-powered prosecution strategy using examiner precedents, rejection analysis, and claim mapping.

Prosecution Projections

1-2

Expected OA Rounds

80%

Grant Probability

99%

With Interview (+30.1%)

2y 9m

Median Time to Grant

Low

PTA Risk

Based on 273 resolved cases by this examiner. Grant probability derived from career allow rate.