Prosecution Insights
Last updated: October 26, 2026

Sinh N Tran, USPTO Patent Examiner

Listed by the USPTO as TRAN, SINH N

Tech Center 2600 • Art Units: 2622 2637 2661 2696

This examiner grants 31% of resolved cases

Analysis

TRAN, SINH N works in Tech Center 2600 and Art Unit 2622. The profile contains 29 resolved cases, a 31.0% allowance rate, and a 40.1% interview lift. The median time to allowance is 789 days. The limited case base calls for caution in drawing broad conclusions, but the figures show a low reported allowance rate alongside the largest interview-associated effect in this profile.

Honda Motor Co., Ltd. and Shenzhen Shokz Co., Ltd. are the listed companies. The leading firms are CKC & Partners Co., LLC and Metis IP LLC. Practitioners may give interviews substantial strategic attention, while preparing written amendments that directly address the examiner's concerns and preserve a clear record for continued prosecution.

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

Performance Statistics

31.0%
Allow Rate
-31.0% vs TC avg
33
Total Applications
+40.1%
Interview Lift
789
Avg Prosecution Days
Based on 29 resolved cases, 2023–2026

Rejection Statute Breakdown

2.7%
§101 Eligibility
32.0%
§102 Novelty
37.3%
§103 Obviousness
9.3%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19074520 SOUND COLLECTING DEVICE Non-Final OA HONDA MOTOR CO., LTD.

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Frequently Asked Questions

What is examiner Sinh N Tran's allowance rate?

31.0% of resolved applications examined by Sinh N Tran were allowed (29 resolved cases), compared with 70.9% across Art Unit 2622 over the last five years.

Does an interview help with examiner Sinh N Tran?

This examiner's interview lift is +40.1 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Sinh N Tran take to allow a patent?

Applications allowed by Sinh N Tran took 789 days on average from filing to allowance.

Which art unit does examiner Sinh N Tran work in?

Sinh N Tran examines applications in Art Unit 2622 in Tech Center 2600 (Communications).

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