Prosecution Insights
Last updated: October 02, 2026

Examiner: NGUYEN, HUNG D

Tech Center 3700 • Art Units: 1742 3742 3761

This examiner grants 71% of resolved cases

Analysis

Examiner Hung D Nguyen has 1060 resolved cases in Art Unit 1742 and Tech Center 3700. The allowance rate is 71.3 percent, and the median days to allowance is 1236. The interview lift is 30.3 percent. This suggests that interviews are an effective strategy for applicants. The 1236-day median timeline is a key figure for managing expectations. With 1060 resolved cases, the 71.3 percent allowance rate is well-supported. The 30.3 percent lift is a significant advantage for practitioners to use in Art Unit 1742.

The 1060 resolved cases provide a reliable basis for predicting outcomes in Tech Center 3700. The 71.3 percent allowance rate is the baseline for success. The 1236-day median timeline is a figure used to manage expectations regarding duration. The 30.3 percent interview lift shows that direct communication is beneficial. Applicants can use these numbers to refine their approach. The 71.3 percent rate and the 30.3 percent lift together suggest that proactive engagement is a productive strategy. This profile reflects a consistent examination history.

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

Performance Statistics

71.3%
Allow Rate
+1.3% vs TC avg
1,072
Total Applications
+30.3%
Interview Lift
1236
Avg Prosecution Days
Based on 1060 resolved cases, 2023–2026

Rejection Statute Breakdown

1.3%
§101 Eligibility
20.8%
§102 Novelty
55.3%
§103 Obviousness
19.9%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18006480 BEVERAGE MACHINE WITH ADJUSTABLE SEALING DEVICE Non-Final OA SOCIETE DES PRODUITS NESTLE S.A.
18290497 LASER PROCESSING APPARATUS AND LASER PROCESSING METHOD Non-Final OA FURUKAWA ELECTRIC CO., LTD.
17980937 ELECTRICALLY HEATED AND COOLED ROLLERS Non-Final OA MATTHEWS INTERNATIONAL CORPORATION
18569294 FLUID HEATING HEATER Non-Final OA HANON SYSTEMS
18290327 INDUCTION COIL DEVICE AND INDUCTION COOKING HOB HAVING AN INDUCTION COIL DEVICE Non-Final OA ELECTROLUX APPLIANCES AKTIEBOLAG
18199534 HOUSEHOLD APPLIANCE WITH IMMERSIBLE HEATER Final Rejection WHIRLPOOL CORPORATION
18007949 Food Preparation Container Provided With A Handle For Easy Pouring And Scraping Of The Food Preparation Non-Final OA SEB S.A.
18268559 LASER ENGRAVING DEVICE FOR MULTIPLE LASER BEAMS USING A DATA LINK FOR ADJUSTING THE FOCUSING POSITION Non-Final OA ECOLE POLYTECHNIQUE FEDERALE DE LAUSANNE (EPFL)

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