Prosecution Insights
Last updated: October 27, 2026

Judy Dao Tran, USPTO Patent Examiner

Listed by the USPTO as TRAN, JUDY DAO

Tech Center 2800 • Art Units: 1742 2877

This examiner grants 80% of resolved cases

Analysis

TRAN, JUDY DAO works in tech center 2800 and art unit 1742. The profile contains 90 resolved cases, an 80.0% allowance rate, and a 16.5% interview lift. The median time to allowance is 988 days. The observed allowance measure is high, and the positive interview association supports including examiner discussions in a broader prosecution plan.

The leading companies are NEC Corporation, Ricoh Company, Ltd., and Corning Incorporated. The recurring firms are FAEGRE DRINKER BIDDLE & REATH LLP (DC), FERENCE & ASSOCIATES LLC, and JCIPRNET. Because the resolved-case record is focused, practitioners can use these metrics as matter-specific guidance for electronics and materials work.

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

Performance Statistics

80.0%
Allow Rate
+12.0% vs TC avg
107
Total Applications
+16.5%
Interview Lift
988
Avg Prosecution Days
Based on 90 resolved cases, 2023–2026

Rejection Statute Breakdown

2.1%
§101 Eligibility
18.7%
§102 Novelty
51.1%
§103 Obviousness
25.4%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18691147 MATERIAL ESTIMATION DEVICE, MATERIAL ESTIMATION SYSTEM, AND MATERIAL ESTIMATION METHOD Final Rejection NEC Corporation
18683772 THERMOGRAPHIC INSPECTION APPARATUS AND INSPECTION METHOD Non-Final OA RICOH COMPANY, LTD.
19202622 INSPECTION DEVICE WITH METASURFACE POLARIZATION BEAM SPLITTER Non-Final OA CORNING INCORPORATED
18855479 SPECTROSCOPIC DEVICE, RAMAN SPECTROSCOPIC MEASUREMENT DEVICE, AND SPECTROSCOPIC METHOD Final Rejection HAMAMATSU PHOTONICS K.K.
18977795 Methods And Systems For Reflectometry Based Measurements Of Deep, Large Pitch Semiconductor Structures Non-Final OA KLA Corporation

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Frequently Asked Questions

What is examiner Judy Dao Tran's allowance rate?

80.0% of resolved applications examined by Judy Dao Tran were allowed (90 resolved cases), compared with 58.3% across Art Unit 1742 over the last five years.

Does an interview help with examiner Judy Dao Tran?

This examiner's interview lift is +16.5 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Judy Dao Tran take to allow a patent?

Applications allowed by Judy Dao Tran took 988 days on average from filing to allowance.

Which art unit does examiner Judy Dao Tran work in?

Judy Dao Tran examines applications in Art Unit 1742 in Tech Center 2800 (Semiconductors, Circuits & Optics).

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