Prosecution Insights
Last updated: October 27, 2026

Hoang Q Tran, USPTO Patent Examiner

Listed by the USPTO as TRAN, HOANG Q

Tech Center 2800 • Art Units: 2872 2874

This examiner grants 68% of resolved cases

Analysis

TRAN, HOANG Q is assigned to tech center 2800 and art unit 2872. The profile includes 584 resolved cases, a 67.8% allowance rate, and a 32.7% interview lift. The median time to allowance is 1131 days. The figures show a meaningful positive interview association alongside an allowance measure that leaves substantial room for prosecution strategy to affect outcomes.

The principal companies are Intel Corporation, Sumitomo Electric Industries Ltd., and Milkshake Technology Inc. The listed firms are FENWICK & WEST LLP, Akona IP PC - Intel, and Essential Patents Group, LLP. Practitioners can use the profile to prepare for electronics matters and to assess whether interviews should be emphasized.

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

Performance Statistics

67.8%
Allow Rate
At TC average
622
Total Applications
+32.7%
Interview Lift
1131
Avg Prosecution Days
Based on 584 resolved cases, 2023–2026

Rejection Statute Breakdown

0.2%
§101 Eligibility
30.2%
§102 Novelty
61.7%
§103 Obviousness
3.1%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18728294 GRATING BYPASS FOR MULTIPLE INCOUPLER WAVEGUIDE Non-Final OA GOOGLE LLC
18090258 ELECTRO-OPTICAL CIRCUITS WITH LOW-COST SWITCHABLE PHOTONIC INTERFACE Final Rejection Intel Corporation
18089916 OPTICAL SEMICONDUCTOR PACKAGE AND METHOD Final Rejection Intel Corporation
18293918 PHOTONIC CRYSTAL FIBER Non-Final OA NTT, Inc.
18848308 PLASTIC OPTICAL FIBER AND MEDICAL SENSOR DEVICE Non-Final OA Toray Industries, Inc.
18701647 RESIN COMPOSITION FOR OPTICAL FIBER COATING, COLORED COATING MATERIAL FOR OPTICAL FIBER, AND OPTICAL FIBER Final Rejection SUMITOMO ELECTRIC INDUSTRIES, LTD.
17925733 OPTICAL APPARATUS, OPTICAL CONNECTOR, AND METHOD FOR MANUFACTURING OPTICAL APPARATUS Final Rejection SUMITOMO ELECTRIC INDUSTRIES, LTD.
18638236 CABLE STRAIN RELIEF ASSEMBLIES Non-Final OA CORNING RESEARCH & DEVELOPMENT CORPORATION
18662653 SPRIT POLYMER OPTICAL WAVEGUIDE FOR HIGH DENSITY CO-PACKAGE INTEGRATION Final Rejection International Business Machines Corporation
18781931 WAVEGUIDE COMBINER WITH IN-PLANE RELAY AND WAVEGUIDE DISPLAY SYSTEM INCLUDING THE SAME Non-Final OA Meta Platforms Technologies, LLC
18507402 FIBER ARRAY UNIT INTEGRATED WITH LIGHT GUIDING ELEMENTS AND METHOD FOR FORMING THE SAME Final Rejection Taiwan Semiconductor Manufacturing Company, Ltd.
18556149 FIBER OPTIC CONNECTORS AND FIBER OPTIC CONNECTION SYSTEMS Final Rejection CommScope Technologies LLC
18752800 WAVELENGTH CONVERSION ELEMENT, PROJECTION DEVICE, AND MANUFACTURING METHOD OF WAVELENGTH CONVERSION ELEMENT Non-Final OA Coretronic Corporation
18722873 OPTICAL ENGINE FOR HIGH-SPEED DATA TRANSMISSION Non-Final OA SAMTEC, INC.
17995340 WAFER STACK WITH MgO DIRECTLY ON INSULATING LAYER Final Rejection PSIQUANTUM CORP.
18442106 OPTICAL CIRCUIT, OPTICAL INTEGRATED CIRCUIT, AND METHOD FOR PROVIDING POLARIZATION-INDEPENDENT OUTPUT LIGHT Non-Final OA ADVANTEST CORPORATION
18190564 FIBER OPTIC CABLE BENDING DEVICE FOR PASSIVE OPTICAL NETWORKS Non-Final OA Viavi Solutions Inc.

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Frequently Asked Questions

What is examiner Hoang Q Tran's allowance rate?

67.8% of resolved applications examined by Hoang Q Tran were allowed (584 resolved cases), compared with 64.9% across Art Unit 2872 over the last five years.

Does an interview help with examiner Hoang Q Tran?

This examiner's interview lift is +32.7 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Hoang Q Tran take to allow a patent?

Applications allowed by Hoang Q Tran took 1,131 days on average from filing to allowance.

Which art unit does examiner Hoang Q Tran work in?

Hoang Q Tran examines applications in Art Unit 2872 in Tech Center 2800 (Semiconductors, Circuits & Optics).

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