Prosecution Insights
Last updated: October 02, 2026

Examiner: LESNIEWSKI, VICTOR D

Tech Center 2400 • Art Units: 2400 2431 2493

This examiner grants 58% of resolved cases

Analysis

Victor D. Lesniewski serves in Tech Center 2400 and Art Unit 2400. He has handled 491 resolved cases, resulting in an allowance rate of 58.5 percent. This 58.5 percent rate indicates a moderate level of difficulty, where more than half of the applications reach issuance. For practitioners, this suggests that success requires thorough technical arguments and persistent advocacy. The 491 resolved cases provide a statistically significant sample for analyzing his docket.

The most striking figure is the interview lift of 55.3 percent. This 55.3 percent lift suggests that an interview is a critical tool for success, as it dramatically increases the likelihood of moving from a rejection to an allowance. The median days to allowance is 1214, reflecting a prosecution cycle that typically lasts over three years. Given the 58.5 percent allowance rate and the 1214-day timeline, practitioners should prioritize early and frequent communication to navigate the process effectively. The 55.3 percent lift indicates that verbal advocacy is one of the most powerful strategies available to applicants in his art unit.

Written from this page's own data; every figure is computed from USPTO records and verified before publication.

Performance Statistics

58.5%
Allow Rate
+0.5% vs TC avg
518
Total Applications
+55.3%
Interview Lift
1214
Avg Prosecution Days
Based on 491 resolved cases, 2023–2026

Rejection Statute Breakdown

8.8%
§101 Eligibility
16.8%
§102 Novelty
58.1%
§103 Obviousness
13.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19095494 Devices, Methods, and Graphical User Interfaces for Protecting Applications Non-Final OA Apple Inc.
18934465 DATA PIPELINE Non-Final OA Wells Fargo Bank, N.A.
18957980 VIRTUALLY IMMUTABLE FIRMWARE ATTESTATION, RECOVERY, AND RELATED SECURITY Final Rejection NXP B.V.
18898976 METHOD FOR DETECTING RANSOMWARE, RELATED SYSTEM, AND STORAGE MEDIUM Final Rejection HUAWEI TECHNOLOGIES CO., LTD.
17761646 MALWARE IDENTIFICATION Final Rejection Hewlett-Packard Development Company, L.P.
18675497 METHOD, DEVICE, AND COMPUTER PROGRAM PRODUCT FOR VERIFYING PASSWORD Non-Final OA Dell Products L.P.
18582583 INTROSPECTION DRIVEN BY INCIDENTS FOR CONTROLLING INFILTRATION Non-Final OA Netskope, Inc.
18993756 UPDATE AGENT FOR MULTIPLE OPERATING SYSTEMS IN A SECURE ELEMENT Final Rejection GIESECKE+DEVRIENT MOBILE SECURITY GERMANY GMBH
18953274 DIAGNOSIS APPARATUS, LINE EXCHANGER, DIAGNOSTIC METHOD, AND PROGRAM Final Rejection NEC Platforms, Ltd.
17671526 System and Method for Identifying and Predicting Risk Non-Final OA CYTEX, INC.

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