Prosecution Insights
Last updated: October 02, 2026

Examiner: LEE, MICHELLE J

Tech Center 3700 • Art Units: 3772 3786 3793

This examiner grants 40% of resolved cases

Analysis

Michelle J. Lee is an examiner in Tech Center 3700 and Art Unit 3772. She has 415 resolved cases, providing a solid statistical base for practitioners. Her allowance rate is 39.8 percent, which suggests a rigorous review process. This 39.8 percent rate means that applicants must be diligent in their responses to overcome rejections.

The interview lift for this examiner is 60.2 percent. This 60.2 percent figure is remarkably high, indicating that interviews are an incredibly effective strategy in Art Unit 3772. For practitioners facing the baseline, an interview can be a game-changing tactic. The data from 415 resolved cases suggests that she is very open to persuasion through direct technical discussion.

The median days to allowance is 1381. This is a lengthy timeline, indicating that prosecution can be a protracted affair. Applicants should prepare for a process that takes 1381 days to reach a grant. Given the 39.8 percent allowance rate and the 1381-day median, a proactive approach involving interviews is highly recommended to navigate this challenging environment.

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

Performance Statistics

39.8%
Allow Rate
-30.2% vs TC avg
442
Total Applications
+60.2%
Interview Lift
1381
Avg Prosecution Days
Based on 415 resolved cases, 2023–2026

Rejection Statute Breakdown

9.1%
§101 Eligibility
16.6%
§102 Novelty
45.5%
§103 Obviousness
23.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18590933 AEROSOL CONTAINMENT MASK AND METHODS OF USE THEREOF Final Rejection Washington University
18370326 PROTECTIVE ORAL APPLIANCE Non-Final OA SprintRay, Inc.
17989647 FILTERS FOR VIRUS FILTRATION AND INACTIVATION AND MASK ASSEMBLIES CONTAINING THE SAME Non-Final OA Purdue Research Foundation
17897278 SYSTEMS AND METHODS FOR OBSTRUCTIVE SLEEP APNEA DETECTION AND MONITORING Final Rejection Case Western Reserve University
18296489 PROTECTIVE MOUTHGUARD Final Rejection CARBON, INC.
18098286 Eyes Safety Shield Accessory For Eyewear Non-Final OA Peter Arsenault

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