Prosecution Insights
Last updated: October 27, 2026

Michelle Hau Ma, USPTO Patent Examiner

Listed by the USPTO as MA, MICHELLE HAU

Tech Center 3700 • Art Units: 2611 2613 2617 3772

This examiner grants 72% of resolved cases

Analysis

MA, MICHELLE HAU is assigned to tech center 3700 and art unit 2611. The profile contains 40 resolved cases, with a 72.5% allowance rate and a median of 943 days to allowance. Its 47.8% interview lift is a substantial feature of the available record, so an interview-centered strategy may warrant attention when preparing prosecution plans for this examiner.

The listed companies are NAVER Corporation, Samsung Electronics Co., Ltd., and Apple Inc. The listed firms are Bookoff McAndrews, PLLC, FIG. 1 Patents, and FISH & RICHARDSON P.C. (TC). Because the resolved-case record is limited to 40 cases, practitioners should treat the metrics as a focused indication of examiner behavior rather than a broad docket history.

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

Performance Statistics

72.5%
Allow Rate
+2.5% vs TC avg
70
Total Applications
+47.8%
Interview Lift
943
Avg Prosecution Days
Based on 40 resolved cases, 2023–2026

Rejection Statute Breakdown

2.4%
§101 Eligibility
9.1%
§102 Novelty
81.2%
§103 Obviousness
5.5%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19183585 CUSTOM SEGMENTED INDIRECT BOND TRAYS Non-Final OA LightForce Orthodontics, Inc.
18615954 METHODS AND USER INTERFACES FOR CAMERA-BASED ASSESSMENT OF PHYSICAL MOVEMENT Non-Final OA Apple Inc.
18963836 THREE-DIMENSIONAL SCENE RECONSTRUCTION METHOD, APPARATUS, DEVICE AND STORAGE MEDIUM Final Rejection Beijing Zitiao Network Technology Co., Ltd.
18839577 Multi-resolution Transformer for Video Quality Assessment Final Rejection Google LLC
18709535 PROCESSING IMAGE DATA FOR ASSESSING A CLINICAL QUESTION Non-Final OA KONINKLIJKE PHILIPS N.V.
19042384 SYSTEMS AND METHODS FOR GENERATING SPORTS MEDIA CONTENT FOR AN INTERACTIVE DISPLAY Non-Final OA STATS LLC
18656811 Interactive Augmented Reality Marketplace Assistant Non-Final OA eBay Inc.
18882458 Text to Image Changer Final Rejection Meta Platforms, Inc.
18906555 FLEXIBLE 3D LANDMARK DETECTION Final Rejection DISNEY ENTERPRISES, INC.
18629950 METHOD FOR GENERATING DOT PATTERN AND COMPUTER-READABLE MEDIUM Non-Final OA VIZIONFOCUS INC.

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Frequently Asked Questions

What is examiner Michelle Hau Ma's allowance rate?

72.5% of resolved applications examined by Michelle Hau Ma were allowed (40 resolved cases), compared with 70.5% across Art Unit 2611 over the last five years.

Does an interview help with examiner Michelle Hau Ma?

This examiner's interview lift is +47.8 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Michelle Hau Ma take to allow a patent?

Applications allowed by Michelle Hau Ma took 943 days on average from filing to allowance.

Which art unit does examiner Michelle Hau Ma work in?

Michelle Hau Ma examines applications in Art Unit 2611 in Tech Center 3700 (Medical Devices & Mechanical Engineering).

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