Prosecution Insights
Last updated: October 27, 2026

Eric Tran, USPTO Patent Examiner

Listed by the USPTO as TRAN, ERIC

Tech Center 1600 • Art Units: 1629

This examiner grants 70% of resolved cases

Analysis

Eric Tran is an examiner in Tech Center 1600 and Art Unit 1629. He has handled 116 resolved cases with an allowance rate of 69.8 percent. The median days to allowance for these cases is 1023, providing a benchmark for applicants in this tech center.

The data shows an interview lift of 19.4 percent, which is a substantial increase over the baseline. This suggests that for the 116 resolved cases, interviews have been a productive tool for resolving issues. Mindset Pharma Inc., Endeavor Biomedicines Inc., and Nestlé S.A. are the top companies appearing before him. These companies often work with firms such as K&L Gates LLP-Nestec S.A., Raphael Bellum PLLC, and TROUTMAN PEPPER LOCKE LLP.

Practitioners should note that the 19.4 percent interview lift can be a decisive factor in achieving the 69.8 percent allowance rate. The 1023 median days to allowance indicates a standard timeline for Art Unit 1629. With 116 resolved cases, the examiner's statistics offer a clear view of his prosecution style.

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

Performance Statistics

69.8%
Allow Rate
+9.8% vs TC avg
153
Total Applications
+19.4%
Interview Lift
1023
Avg Prosecution Days
Based on 116 resolved cases, 2023–2026

Rejection Statute Breakdown

2.1%
§101 Eligibility
16.5%
§102 Novelty
30.5%
§103 Obviousness
33.9%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19413522 INDOLE DERIVATIVES AS SEROTONERGIC AGENTS USEFUL FOR THE TREATMENT OF DISORDERS RELATED THERETO Non-Final OA MINDSET PHARMA INC.
19189953 INDOLE DERIVATIVES AS SEROTONERGIC AGENTS USEFUL FOR THE TREATMENT OF DISORDERS RELATED THERETO Non-Final OA MINDSET PHARMA INC.
18703117 COMPOSITION Final Rejection SOCIETE DES PRODUITS NESTLE S.A.
18566862 Administration of a Compound to Individuals with Hepatic Impairment Non-Final OA Arena Pharmaceuticals, Inc.
18416336 ISOXAZOLINE COMPOSITIONS AND THEIR USE AS ANTIPARASITICS Non-Final OA Intervet Inc.
17721831 OPHTHALMIC COMPOSITION Non-Final OA Sydnexis, Inc.

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Who Appears Before This Examiner

Top companies before this examiner

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Frequently Asked Questions

What is examiner Eric Tran's allowance rate?

69.8% of resolved applications examined by Eric Tran were allowed (116 resolved cases), compared with 42.3% across Art Unit 1629 over the last five years.

Does an interview help with examiner Eric Tran?

This examiner's interview lift is +19.4 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Eric Tran take to allow a patent?

Applications allowed by Eric Tran took 1,023 days on average from filing to allowance.

Which art unit does examiner Eric Tran work in?

Eric Tran examines applications in Art Unit 1629 in Tech Center 1600 (Biotechnology & Pharmaceuticals).

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