Prosecution Insights
Last updated: October 27, 2026

Camtu Tran Nguyen, USPTO Patent Examiner

Listed by the USPTO as NGUYEN, CAMTU TRAN

Tech Center 3700 • Art Units: 3772 3786

This examiner grants 63% of resolved cases

Analysis

NGUYEN, CAMTU TRAN is assigned to Technology Center 3700 and Art Unit 3772. The profile contains 868 resolved cases and an allowance rate of 63.2%. That result indicates that applicants often obtain allowance, while leaving meaningful room for prosecution distinctions and claim refinement. The median time to allowance is 1321 days, making timing a central issue for applicants with business-sensitive inventions.

The interview lift is 38.5%, the strongest interview-related figure in this profile. Practitioners have a clear data-supported reason to consider interviews, particularly for complex records where technical clarification could affect claim treatment. The leading companies are Abbott Laboratories, Sage Products LLC, and Achaemenid LLC. The leading firms are FOLEY & LARDNER LLP, Holland & Hart LLP, and Kutak Rock LLP. Counsel should treat interview preparation as part of the substantive response strategy.

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

Performance Statistics

63.2%
Allow Rate
-6.8% vs TC avg
893
Total Applications
+38.5%
Interview Lift
1321
Avg Prosecution Days
Based on 868 resolved cases, 2023–2026

Rejection Statute Breakdown

5.1%
§101 Eligibility
18.1%
§102 Novelty
42.6%
§103 Obviousness
28.3%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18903777 DOSE MONITORING SYSTEM FOR INJECTION DEVICE Non-Final OA Abbott Diabetes Care Inc.
17821407 INDEPENDENTLY ADJUSTABLE SUPPORT SYSTEM Final Rejection PRS Medical Technologies, Inc.

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Who Appears Before This Examiner

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Frequently Asked Questions

What is examiner Camtu Tran Nguyen's allowance rate?

63.2% of resolved applications examined by Camtu Tran Nguyen were allowed (868 resolved cases), compared with 39.7% across Art Unit 3772 over the last five years.

Does an interview help with examiner Camtu Tran Nguyen?

This examiner's interview lift is +38.5 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Camtu Tran Nguyen take to allow a patent?

Applications allowed by Camtu Tran Nguyen took 1,321 days on average from filing to allowance.

Which art unit does examiner Camtu Tran Nguyen work in?

Camtu Tran Nguyen examines applications in Art Unit 3772 in Tech Center 3700 (Medical Devices & Mechanical Engineering).

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