Prosecution Insights
Last updated: October 27, 2026

Truc M Do, USPTO Patent Examiner

Listed by the USPTO as DO, TRUC M

Tech Center 3600 • Art Units: 3656 3658 3666 3667 3669

This examiner grants 82% of resolved cases

Analysis

DO, TRUC M examines applications in Tech Center 3600 and Art Unit 3656. The record contains 692 resolved cases, with an 82.4% allowance rate and a median of 1005 days to allowance. The 6.1% interview lift indicates a limited association between interviews and improved allowance outcomes.

Representative companies include Seiko Epson Corporation, Toyota Motor Corporation, and NEC Corporation. The leading firms are Arent Fox LLP and Divergent Technologies Inc., CANTOR COLBURN LLP-GM CRUISE, and Cook Alex Ltd. The high allowance rate and substantial case volume support structured written prosecution planning, with interviews available as a secondary tool.

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

Performance Statistics

82.4%
Allow Rate
+30.4% vs TC avg
721
Total Applications
+6.1%
Interview Lift
1005
Avg Prosecution Days
Based on 692 resolved cases, 2023–2026

Rejection Statute Breakdown

10.1%
§101 Eligibility
20.5%
§102 Novelty
52.1%
§103 Obviousness
15.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18553896 METHODS FOR THE INFRASTRUCTURE-SUPPORTED ASSISTANCE OF A MOTOR VEHICLE Non-Final OA Robert Bosch GmbH
18675311 MONITORING AN IC ENGINE OF A FOREST HARVESTER Final Rejection Deere & Company
19090918 Control Device And Control Method Final Rejection SEIKO EPSON CORPORATION
18892691 Abnormality Determination Device and Abnormality Determination Method Final Rejection TOYOTA JIDOSHA KABUSHIKI KAISHA
18279333 TRAFFIC MONITORING APPARATUS, TRAFFIC MONITORING SYSTEM, TRAFFIC MONITORING METHOD, AND NON-TRANSITORY STORAGE MEDIUM Non-Final OA NEC Corporation
19201207 QUICK CHANGE ROBOTIC COUPLING SYSTEMS AND ADAPTERS AND ROBOTIC WELDING SYSTEMS HAVING QUICK CHANGE ROBOTIC COUPLING SYSTEMS AND ADAPTERS Non-Final OA Illinois Tool Works Inc.
18235767 MACHINE READABLE OPTICAL IMAGES FOR GNSS-DENIED NAVIGATION AND LOCALIZATION OF A WORKING MACHINE Non-Final OA Kubota Corporation
18720241 METHOD FOR REGULATING ROAD TRAFFIC AND DEVICE FOR IMPLEMENTING THE METHOD Non-Final OA ORANGE
19070954 DETERMINING DEVICE, STORAGE MEDIUM FOR STORING COMPUTER PROGRAM FOR DETERMINATION, AND METHOD FOR DETERMINATION Final Rejection DENSO CORPORATION
19096085 TECHNIQUES FOR ROBOTIC ASSEMBLY USING SPECIALIST AND GENERALIST POLICIES Non-Final OA NVIDIA CORPORATION
18417015 CONNECTED VEHICLE CONTROL Non-Final OA Ford Global Technologies, LLC
18483943 Multi-Inertial Measurement Unit (IMU) Combination Unit Final Rejection GM CRUISE HOLDINGS LLC

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Frequently Asked Questions

What is examiner Truc M Do's allowance rate?

82.4% of resolved applications examined by Truc M Do were allowed (692 resolved cases), compared with 66.7% across Art Unit 3656 over the last five years.

Does an interview help with examiner Truc M Do?

This examiner's interview lift is +6.1 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Truc M Do take to allow a patent?

Applications allowed by Truc M Do took 1,005 days on average from filing to allowance.

Which art unit does examiner Truc M Do work in?

Truc M Do examines applications in Art Unit 3656 in Tech Center 3600 (Transportation, E-Commerce & Mechanical Systems).

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