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Last updated: October 21, 2026

Channing Nmn Tu, USPTO Patent Examiner

Listed by the USPTO as TU, CHANNING NMN

Tech Center 3700 • Art Units: 3722

This examiner grants 0% of resolved cases

Performance Statistics

—

Allow Rate

-70.0% vs TC avg

1

Total Applications

—

Interview Lift

0

Avg Prosecution Days

Based on 0 resolved cases, 2023–2026

Rejection Statute Breakdown

33.3%

§101 Eligibility

33.3%

§102 Novelty

0%

§103 Obviousness

33.3%

§112 Clarity

Currently Pending Office Actions

App #	Title	Status	Assignee
18329395	GEAR SKIVING CUTTER AND DESIGNING METHOD THEREOF	Non-Final OA	NATIONAL CENTRAL UNIVERSITY

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Who Appears Before This Examiner

Top companies before this examiner

National Central University (1)

Law firms appearing most often

WPAT, PC (1)

Frequently Asked Questions

Which art unit does examiner Channing Nmn Tu work in?

Channing Nmn Tu examines applications in Art Unit 3722 in Tech Center 3700 (Medical Devices & Mechanical Engineering).