Prosecution Insights
Last updated: October 26, 2026

Duy M Dang, USPTO Patent Examiner

Listed by the USPTO as DANG, DUY M

Tech Center 3600 • Art Units: 2624 2662 2667 2668 3624

This examiner grants 91% of resolved cases

Analysis

DANG, DUY M is a Tech Center 3600 examiner in Art Unit 2624 with 880 resolved cases. The allowance rate is 91.0%, and the median time to allowance is 952 days. The substantial record supports prosecution planning based on a well-developed body of examination outcomes.

The interview lift is 6.5%, a positive association that is smaller in magnitude than the allowance rate’s central signal. Interviews may still help resolve specific issues, but claim drafting and written responses remain important parts of the strategy.

The listed companies are Samsung Electronics Co., Ltd., Sony Group Corporation, and NEC Corporation. IPRTOP LLC, Rimon PC - MWE, and Studebaker Brackett PLLC are the listed firms.

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

Performance Statistics

91.0%
Allow Rate
+39.0% vs TC avg
908
Total Applications
+6.5%
Interview Lift
952
Avg Prosecution Days
Based on 880 resolved cases, 2023–2026

Rejection Statute Breakdown

24.5%
§101 Eligibility
23.3%
§102 Novelty
17.5%
§103 Obviousness
17.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18978897 METHODS AND SYSTEMS FOR GENERATING SUGGESTIONS TO ENHANCE ILLUMINATION IN A VIDEO STREAM Non-Final OA SAMSUNG ELECTRONICS CO., LTD.
19104296 INFORMATION PROCESSING DEVICE, INFORMATION PROCESSING METHOD, AND COMPUTER-READABLE NON-TRANSITORY STORAGE MEDIUM Non-Final OA SONY GROUP CORPORATION
18924217 ITEM RECOMMENDATIONS BASED ON IMAGE FEATURE DATA Final Rejection eBay Inc.
18877199 METHODS AND SYSTEMS FOR DETECTING BULLYING IN REAL TIME USING ARTIFICIAL INTELLIGENCE Non-Final OA Tyco Fire & Security GmbH
18922119 Task Execution Based on Real-world Text Detection for Assistant Systems Non-Final OA Meta Platforms, Inc.
18993809 ANALYSIS SUPPORT METHOD, NON-TRANSITORY STORAGE MEDIUM STORING PROGRAM, AND ANALYSIS SUPPORT DEVICE Non-Final OA SCREEN Holdings Co., Ltd.

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Frequently Asked Questions

What is examiner Duy M Dang's allowance rate?

91.0% of resolved applications examined by Duy M Dang were allowed (880 resolved cases), compared with 74.2% across Art Unit 2624 over the last five years.

Does an interview help with examiner Duy M Dang?

This examiner's interview lift is +6.5 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Duy M Dang take to allow a patent?

Applications allowed by Duy M Dang took 952 days on average from filing to allowance.

Which art unit does examiner Duy M Dang work in?

Duy M Dang examines applications in Art Unit 2624 in Tech Center 3600 (Transportation, E-Commerce & Mechanical Systems).

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