Prosecution Insights
Last updated: October 27, 2026

Nguyen Q Ha, USPTO Patent Examiner

Listed by the USPTO as HA, NGUYEN Q

Tech Center 3600 • Art Units: 2853 2854 3667

This examiner grants 80% of resolved cases

Analysis

HA, NGUYEN Q is a USPTO patent examiner in tech center 3600 and art unit 2853. The profile records 996 resolved cases, an allowance rate of 80.5%, and an interview lift of 4.1%. The median time to allowance is 910 days. The allowance measure reflects a substantial record in which a majority of cases reached allowance. The interview measure shows a limited association with allowance outcomes, and the median timeline provides a useful reference for managing prosecution expectations and business planning.

The companies most frequently associated with the profile are Robert Bosch GmbH, Deere & Company, and The Goodyear Tire & Rubber Company. The listed firms are BALLARD SPAHR LLP, CANTOR COLBURN LLP, and Cooper Legal Group LLC. The company mix points to automotive, agricultural, and tire technologies. Practitioners may focus on clear system definitions and efficient written responses, reserving interviews for targeted technical questions. Application-specific prior-art analysis remains important despite the favorable recorded allowance measure.

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

Performance Statistics

80.5%
Allow Rate
+28.5% vs TC avg
1,010
Total Applications
+4.1%
Interview Lift
910
Avg Prosecution Days
Based on 996 resolved cases, 2023–2026

Rejection Statute Breakdown

1.8%
§101 Eligibility
28.4%
§102 Novelty
52.8%
§103 Obviousness
10.9%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18911942 METHOD AND DEVICE FOR MONITORING A SECONDARY AIR SUPPLY IN AN INTERNAL COMBUSTION ENGINE Non-Final OA Robert Bosch GmbH
18583320 TANK SYSTEM Non-Final OA DEERE & COMPANY
18888908 SYSTEMS AND METHODS FOR INCLUDING SENSORS ON WHEELS Non-Final OA The Goodyear Tire & Rubber Company
18616085 Monitoring Reference-Free Contact-Free Total Displacements And Movements With A UAS Equipped With Lasers And Computer-Vision Final Rejection UNM Rainforest Innovations

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Frequently Asked Questions

What is examiner Nguyen Q Ha's allowance rate?

80.5% of resolved applications examined by Nguyen Q Ha were allowed (996 resolved cases), compared with 72.7% across Art Unit 2853 over the last five years.

Does an interview help with examiner Nguyen Q Ha?

This examiner's interview lift is +4.1 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Nguyen Q Ha take to allow a patent?

Applications allowed by Nguyen Q Ha took 910 days on average from filing to allowance.

Which art unit does examiner Nguyen Q Ha work in?

Nguyen Q Ha examines applications in Art Unit 2853 in Tech Center 3600 (Transportation, E-Commerce & Mechanical Systems).

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