Prosecution Insights
Last updated: October 27, 2026

Loc Tran, USPTO Patent Examiner

Listed by the USPTO as TRAN, LOC

Tech Center 2100 • Art Units: 2155 2161 2164 2165

This examiner grants 84% of resolved cases

Analysis

TRAN, LOC handles cases in Tech Center 2100 and Art Unit 2155. The profile shows 384 resolved cases, an 83.9% allowance rate, and a 24.1% interview lift. The median time to allowance is 976 days. The data describes a docket with a high allowance rate and a substantial interview-associated effect, while the pendency figure underscores the value of planning prosecution steps well before a desired commercial timeline.

American Express Travel Related Services Company, Inc., Fujifilm Corporation, and Intel Corporation appear among the leading companies. The listed firms are DICKE, BILLIG & CZAJA, Maschoff Brennan Gilmore Israelsen & Mauriel LLP, and Studebaker Brackett PLLC. Practitioners can use this mix to orient preparation around clear claim differentiation, focused examiner communications, and efficient handling of applications with significant business value.

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

Performance Statistics

83.9%
Allow Rate
+28.9% vs TC avg
401
Total Applications
+24.1%
Interview Lift
976
Avg Prosecution Days
Based on 384 resolved cases, 2023–2026

Rejection Statute Breakdown

11.0%
§101 Eligibility
21.5%
§102 Novelty
50.9%
§103 Obviousness
7.9%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18464410 IMAGE PROCESSING DEVICE, IMAGE PROCESSING METHOD, PROGRAM, AND RECORDING MEDIUM Final Rejection FUJIFILM Corporation
19050433 SELF-HEALING DATA CLUSTERS Non-Final OA American Express Travel Related Services Company, Inc.
18364664 LOCALLY-ADAPTIVE VECTOR QUANTIZATION FOR SIMILARITY SEARCH Non-Final OA Intel Corporation
19294992 ANSWER INFORMATION GENERATION METHOD Non-Final OA BEIJING BAIDU NETCOM SCIENCE TECHNOLOGY CO., LTD.

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Frequently Asked Questions

What is examiner Loc Tran's allowance rate?

83.9% of resolved applications examined by Loc Tran were allowed (384 resolved cases), compared with 0.0% across Art Unit 2155 over the last five years.

Does an interview help with examiner Loc Tran?

This examiner's interview lift is +24.1 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

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

Applications allowed by Loc Tran took 976 days on average from filing to allowance.

Which art unit does examiner Loc Tran work in?

Loc Tran examines applications in Art Unit 2155 in Tech Center 2100 (Computing & Software).

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