Prosecution Insights
Last updated: July 17, 2026
Application No. 19/013,075

PRIVATE KEY RECOVERY DEVICE, PRIVATE KEY RECOVERY METHOD, AND STORAGE MEDIUM

Non-Final OA
Filed
Jan 08, 2025
Priority
Mar 15, 2024 — JP 2024-041752
Examiner
ALVARADO DAVID, DORIANNE
Art Unit
2499
Tech Center
2400 — Computer Networks
Assignee
NEC Corporation
OA Round
1 (Non-Final)
73%
Grant Probability
Favorable
1-2
OA Rounds
1y 9m
Est. Remaining
82%
With Interview

Examiner Intelligence

Grants 73% — above average
73%
Career Allowance Rate
38 granted / 52 resolved
+15.1% vs TC avg
Moderate +9% lift
Without
With
+8.8%
Interview Lift
resolved cases with interview
Typical timeline
3y 3m
Avg Prosecution
10 currently pending
Career history
64
Total Applications
across all art units

Statute-Specific Performance

§101
1.7%
-38.3% vs TC avg
§103
90.7%
+50.7% vs TC avg
§102
4.2%
-35.8% vs TC avg
§112
3.4%
-36.6% vs TC avg
Black line = Tech Center average estimate • Based on career data from 52 resolved cases

Prosecution Timeline

Jan 08, 2025
Application Filed
Apr 03, 2026
Non-Final Rejection mailed (current)

Precedent Cases

Applications granted by this same examiner with similar technology

Patent 12664322
SYSTEMS AND METHODS FOR ESTABLISHING AND USING DEVICE IDENTITY IN INFORMATION HANDLING SYSTEMS
2y 9m to grant Granted Jun 23, 2026
Patent 12619695
Systems and Methods for AI Assisted Biometric Authentication
3y 1m to grant Granted May 05, 2026
Patent 12602502
SYSTEM AND METHOD FOR PROVIDING TRUSTWORTHY ACCESS ENFORCEMENT TO MICROSERVICE CONTAINER IMAGES ON ORCHESTRATION PLATFORMS
1y 6m to grant Granted Apr 14, 2026
Patent 12591714
MITIGATING SIDE CHANNEL ATTACKS
2y 4m to grant Granted Mar 31, 2026
Patent 12579311
IDENTIFY AND OBFUSCATE SENSITIVE DATA BEFORE INGESTING TO GENERATIVE AI ENGINES
2y 1m to grant Granted Mar 17, 2026
Study what changed to get past this examiner. Based on 5 most recent grants.

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Prosecution Projections

1-2
Expected OA Rounds
73%
Grant Probability
82%
With Interview (+8.8%)
3y 3m (~1y 9m remaining)
Median Time to Grant
Low
PTA Risk
Based on 52 resolved cases by this examiner. Grant probability derived from career allowance rate.

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