Prosecution Insights
Last updated: October 10, 2026

Thuy Chan Dao, USPTO Patent Examiner

Listed by the USPTO as DAO, THUY CHAN

Tech Center 3600 • Art Units: 2192 2197 3668

This examiner grants 88% of resolved cases

Analysis

Thuy Chan Dao has resolved 1180 cases in Art Unit 2192 of Tech Center 3600. She maintains a high 88.3% allowance rate. The 11.8% interview lift indicates that interviews are an effective strategy for advancing prosecution and increasing the likelihood of a grant.

The median time to allowance is 1222 days. Top companies such as Karma Shopping Ltd., Kabushiki Kaisha Toshiba, and Royal Bank of Canada are frequent applicants. M&B IP Analysts, LLC, Dority & Manning, P.A. and Haier US Appliance, and FINNEGAN, HENDERSON, FARABOW, GARRETT & DUNNER are the most active firms.

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

Performance Statistics

88.3%
Allow Rate
+36.3% vs TC avg
1,186
Total Applications
+11.8%
Interview Lift
1222
Avg Prosecution Days
Based on 1180 resolved cases, 2023–2026

Rejection Statute Breakdown

4.7%
§101 Eligibility
36.2%
§102 Novelty
51.1%
§103 Obviousness
4.3%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18641071 INFORMATION PROCESSING DEVICE AND IMAGE FORMING DEVICE Non-Final OA TOSHIBA TEC KABUSHIKI KAISHA
18949662 SYSTEM AND METHOD FOR AI-SUPPORTED DEPLOYMENT OF COMPUTING ENVIRONMENTS Non-Final OA ROYAL BANK OF CANADA
18830036 ATTRIBUTING MEANING TO UTTERANCE TERMS BASED ON CONTEXT Non-Final OA Microsoft Technology Licensing, LLC
18806468 APPLICATION PERFORMANCE MONITORING FOR MONOLITHIC APPLICATIONS AND DISTRIBUTED SYSTEMS Non-Final OA Oracle International Corporation
18774007 Assembly And Method For Analyzing A System Non-Final OA Aptiv Technologies AG
18799992 WORKFLOWS Non-Final OA Stripe, LLC
18613818 METHODS FOR OPERATING HOUSEHOLD APPLIANCES Final Rejection Haier US Appliance Solutions, 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 Thuy Chan Dao's allowance rate?

88.3% of resolved applications examined by Thuy Chan Dao were allowed (1,180 resolved cases), compared with 75.3% across Art Unit 2192 over the last five years.

Does an interview help with examiner Thuy Chan Dao?

This examiner's interview lift is +11.8 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Thuy Chan Dao take to allow a patent?

Applications allowed by Thuy Chan Dao took 1,222 days on average from filing to allowance.

Which art unit does examiner Thuy Chan Dao work in?

Thuy Chan Dao examines applications in Art Unit 2192 in Tech Center 3600 (Transportation, E-Commerce & Mechanical Systems).

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