Prosecution Insights
Last updated: October 27, 2026

Chan T H Nguyen, USPTO Patent Examiner

Listed by the USPTO as NGUYEN, CHAN T H

Tech Center 2600 • Art Units: 2637 2638 2664 2697 2699

This examiner grants 86% of resolved cases

Analysis

NGUYEN, CHAN T H is assigned to Technology Center 2600 and Art Unit 2637. Across 502 resolved cases, the allowance rate is 86.5%, indicating a favorable record with enough activity to provide useful prosecution context. The median time to allowance is 750 days, giving applicants a relatively defined timing point for internal planning within this profile.

The interview lift is 2.7%, which indicates only a limited association with allowance outcomes. Counsel may still use interviews for efficient issue clarification, but the data favors a focused approach supported by clear written amendments and arguments. The leading companies are Samsung Electronics Co., Ltd., Apple Inc., and Magic Leap Inc. Leading firms are SUGHRUE MION, PLLC, BIRCH STEWART KOLASCH & BIRCH, LLP, and Buchanan Ingersoll & Rooney PC.

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

Performance Statistics

86.5%
Allow Rate
+24.5% vs TC avg
523
Total Applications
+2.7%
Interview Lift
750
Avg Prosecution Days
Based on 502 resolved cases, 2023–2026

Rejection Statute Breakdown

3.0%
§101 Eligibility
29.2%
§102 Novelty
54.7%
§103 Obviousness
5.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19197147 IMAGING DEVICE, IMAGING METHOD, AND PROGRAM Non-Final OA FUJIFILM Corporation
19301289 ELECTRONIC APPARATUS AND CONTROLLING METHOD THEREOF Non-Final OA SAMSUNG ELECTRONICS CO., LTD.
19293619 IMAGING SENSING DEVICE, ELECTRONIC DEVICE HAVING THE SAME, AND METHOD OF OPERATING ELECTRONIC DEVICE Non-Final OA SAMSUNG ELECTRONICS CO., LTD.
18600730 Electronic Device with Supplemental Emitters for Tracking External Objects Final Rejection Apple Inc.
19252167 PATCH TRACKING IMAGE SENSOR Non-Final OA Magic Leap, Inc.
19209402 METHODS AND APPARATUS FOR MONITORING WIFI CAMERAS Non-Final OA Panasonic Automotive Systems Company of America, Division of Panasonic Corporation of North America
18882510 METHOD AND APPARATUS FOR CAPTURING AN IMAGE OUTSIDE A MOTOR VEHICLE, AND MOTOR VEHICLE Final Rejection Continental Automotive Technologies GmbH
19084565 CAMERA WITH COMPRESSIVE SENSING Non-Final OA NVIDIA Corporation
19063945 PIEZO-ACTUATED PLATFORMS FOR IMAGE SENSOR STABILIZATION Non-Final OA Infineon Technologies AG
18438373 AGGREGATING CAPTURE SPECIFICATIONS FOR MEDIA CONTENT USING GENERATIVE ARTIFICIAL INTELLIGENCE Non-Final OA Motorola Mobility LLC

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Frequently Asked Questions

What is examiner Chan T H Nguyen's allowance rate?

86.5% of resolved applications examined by Chan T H Nguyen were allowed (502 resolved cases), compared with 81.3% across Art Unit 2637 over the last five years.

Does an interview help with examiner Chan T H Nguyen?

This examiner's interview lift is +2.7 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Chan T H Nguyen take to allow a patent?

Applications allowed by Chan T H Nguyen took 750 days on average from filing to allowance.

Which art unit does examiner Chan T H Nguyen work in?

Chan T H Nguyen examines applications in Art Unit 2637 in Tech Center 2600 (Communications).

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