Prosecution Insights
Last updated: October 02, 2026

Examiner: MAI, HAO D

Tech Center 3700 • Art Units: 3732 3772

This examiner grants 49% of resolved cases

Analysis

Hao D. Mai is an examiner in Tech Center 3700, specifically within Art Unit 3732. This examiner has managed 718 resolved cases. The data shows an allowance rate of 49.3 percent. This rate indicates that nearly half of the applications processed by this examiner reach allowance, providing a clear expectation for practitioners entering prosecution in this specific unit.

Practitioners should note the interview lift of 39.3 percent. This figure indicates that conducting an interview with the examiner correlates with a significant increase in the probability of securing an allowance. The median days to allowance for this examiner is 1336 days. This timeline provides a benchmark for applicants regarding the expected duration of the prosecution process in Art Unit 3732.

With 718 resolved cases, the examiner has a substantial history of decisions. The 49.3 percent allowance rate and 39.3 percent interview lift are key metrics for strategy. The 1336 days median pendency is a critical factor for planning, offering a specific timeframe for cases that reach a grant.

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

Performance Statistics

49.3%
Allow Rate
-20.7% vs TC avg
762
Total Applications
+39.3%
Interview Lift
1336
Avg Prosecution Days
Based on 718 resolved cases, 2023–2026

Rejection Statute Breakdown

2.4%
§101 Eligibility
24.5%
§102 Novelty
43.8%
§103 Obviousness
25.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19374683 SYSTEMS, APPARATUS, AND METHODS FOR FABRICATING DENTAL APPLIANCES WITH ADVANCED PATIENT SPECIFIC FEATURES Non-Final OA ALIGN TECHNOLOGY, INC.
19321085 DENTAL APPLIANCE ETCH TEMPLATE Non-Final OA Align Technology, Inc.
18954503 METHODS OF DESIGNING DENTAL ATTACHMENT FORMATION APPARATUSES Non-Final OA Align Technology, Inc.
17425562 CUSTOMIZED COLORATION OF DENTAL RESTORATIONS Non-Final OA DENTSPLY SIRONA inc.
18946278 WET-SETTING ADHESIVES FOR ORAL ENVIRONMENT AND METHODS OF USE THEREOF Non-Final OA Colgate-Palmolive Company
18558824 DENTAL ABUTMENT CONSTRUCTION MEMBER AND PRODUCTION METHOD Final Rejection National University Corporation Tokyo Medical and Dental University

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