Prosecution Insights
Last updated: October 04, 2026

Examiner: ENGLE, PATRICIA LYNN

Tech Center 3900 • Art Units: 3612 3991 3993

This examiner grants 62% of resolved cases

Analysis

Patricia Lynn Engle examines cases in Tech Center 3900 and Art Unit 3612, with 257 resolved cases. Her allowance rate is 62.3 percent. The median pendency for allowed applications is 953 days. This 953 days duration is a useful benchmark for practitioners to estimate the time required to secure a patent grant from this examiner.

The interview lift of 31.2 percent is a notable feature of her prosecution profile. This figure suggests that interviews are highly effective at increasing the chances of an allowance. Given the 62.3 percent allowance rate, an interview provides a significant statistical advantage for applicants seeking to secure a patent. For the 257 resolved cases, the 31.2 percent lift indicates that direct communication is a key tactic for overcoming rejections. Practitioners should consider the 62.3 percent allowance rate as a solid baseline that can be further improved through an interview. The 953 days median pendency is a key benchmark for planning.

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

Performance Statistics

62.3%
Allow Rate
+2.3% vs TC avg
261
Total Applications
+31.2%
Interview Lift
953
Avg Prosecution Days
Based on 257 resolved cases, 2023–2026

Rejection Statute Breakdown

2.0%
§101 Eligibility
18.4%
§102 Novelty
35.2%
§103 Obviousness
20.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18179349 VEHICLE BODY REAR PART STRUCTURE Final Rejection Honda Motor Co., Ltd.
19008001 VEHICLE LOWER BODY STRUCTURE Non-Final OA MAZDA MOTOR CORPORATION
19112554 Crash management system for a vehicle Non-Final OA CONSTELLIUM SINGEN GMBH
19061449 CONFIGURED SEAT BACK AND REAR SEATING Non-Final OA VEXAS CORP.
18139944 Rodless Actuator; Rodless Actuator with Drive Element Positioned within a Rail Tube; Rail Mounted Retractable Cover; and Retractable Aerodynamic Apparatus for a Pick-up Truck Non-Final OA Adaptive Aerodynamic, LLC

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