Prosecution Insights
Last updated: October 02, 2026

Examiner: LISOWSKI, JACEK

Tech Center 3700 • Art Units: 3741

This examiner grants 66% of resolved cases

Analysis

Jacek Lisowski examines cases in Tech Center 3700 and Art Unit 3741, with 233 resolved cases. The allowance rate is 66.1 percent. The median days to allowance is 1138. These metrics indicate a reasonable likelihood of success for applicants, with a prosecution timeline that is typical for this tech center. Practitioners can expect a standard examination process with a clear path to allowance.

Interviews are very effective, showing an interview lift of 40.4 percent. This high lift over the 66.1 percent baseline suggests that practitioners should strongly consider interviews to improve their chances of success. Direct engagement with the examiner can help clarify technical issues and resolve rejections more quickly, making it a valuable tool for navigating the 1138-day prosecution timeline.

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

Performance Statistics

66.1%
Allow Rate
-3.9% vs TC avg
249
Total Applications
+40.4%
Interview Lift
1138
Avg Prosecution Days
Based on 233 resolved cases, 2023–2026

Rejection Statute Breakdown

0.4%
§101 Eligibility
16.2%
§102 Novelty
55.3%
§103 Obviousness
25.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18992298 THRUST REVERSER COMPRISING AN IMPROVED SYSTEM FOR TRANSLATABLY ACTUATING THE MOVABLE STRUCTURE OF THE REVERSER Non-Final OA SAFRAN NACELLES
18990952 COMBUSTOR ASSEMBLY HAVING A MIXER ASSEMBLY REMOVABLY COUPLED TO A DEFLECTOR ASSEMBLY Non-Final OA General Electric Company
18238197 MONITORING BREAKTHROUGH OF ELECTRICAL DISCHARGE MACHINING ELECTRODE THROUGH A WORKPIECE Non-Final OA RTX Corporation
18238214 MULTI-PROCESS MACHINING OF A WORKPIECE Final Rejection RTX Corporation
18340740 FAULT DETECTION AND LOAD MANAGEMENT IN A SERIES HYBRID PROPULSION SYSTEM Final Rejection RTX Corporation

Facing This Examiner?

IP Author analyzes examiner patterns and generates tailored response strategies with the highest chance of allowance.

Build Your Strategy

Sign in with your work email

Enter your email to receive a magic link. No password needed.

Personal email addresses (Gmail, Yahoo, etc.) are not accepted.

Free tier: 3 strategy analyses per month