Prosecution Insights
Last updated: October 27, 2026

Phuc T Dang, USPTO Patent Examiner

Listed by the USPTO as DANG, PHUC T

Tech Center 2800 • Art Units: 2818 2823 2845 2892 2897 2899

This examiner grants 96% of resolved cases

Analysis

DANG, PHUC T is a Tech Center 2800 examiner in Art Unit 2818 with 1850 resolved cases. The allowance rate is 95.5%, and the median time to allowance is 673 days. The extensive case record provides a substantial basis for studying examination outcomes and aligning prosecution strategy with the expected timing.

The interview lift is 1.4%, indicating a small positive association with interviews in the available data. Applicants may still use interviews for issue clarification, but should not treat them as a substitute for precise claim drafting and written argument.

The listed companies are Samsung Display Co., Ltd., Taiwan Semiconductor Manufacturing Company, Ltd., and LG Display Co., Ltd. F. CHAU & ASSOCIATES, LLC, AGORA LAW GROUP, PLLC, and CANTOR COLBURN LLP are the listed firms.

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

Performance Statistics

95.5%
Allow Rate
+27.5% vs TC avg
1,879
Total Applications
+1.4%
Interview Lift
673
Avg Prosecution Days
Based on 1850 resolved cases, 2023–2026

Rejection Statute Breakdown

1.5%
§101 Eligibility
26.0%
§102 Novelty
60.8%
§103 Obviousness
9.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18816995 Display Device Non-Final OA LG Display Co., Ltd.
18808790 DISPLAY APPARATUS Non-Final OA SAMSUNG DISPLAY CO., LTD.
18800666 DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME Non-Final OA SAMSUNG DISPLAY CO., LTD.
18672765 DISPLAY DEVICE Non-Final OA SAMSUNG DISPLAY CO., LTD.
18884799 PHOTOELECTRIC CONVERSION MATERIAL AND PHOTOELECTRIC CONVERSION ELEMENT USING SAME Non-Final OA Panasonic Intellectual Property Management Co., Ltd.
18671774 ELECTRONIC DEVICE Non-Final OA STMicroelectronics International N.V.
18775457 SEMICONDUCTOR DEVICE STRUCTURE AND METHODS OF FORMING THE SAME Non-Final OA TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
18778763 Integrated Circuit Package and Method Non-Final OA Taiwan Semiconductor Manufacturing Co., Ltd.
18738236 BARRIER-FREE INTERCONNECT STRUCTURE AND MANUFACTURING METHOD THEREOF Non-Final OA Taiwan Semiconductor Manufacturing Co., Ltd.
18843922 ORGANIC LIGHT-EMITTING COMPOSITE AND METHOD FOR PATTERNING ORGANIC LIGHT-EMITTING THIN FILM COMPRISING SAME, ORGANIC LIGHT-EMITTING COMPOSITION COMPRISING SAME, AND ORGANIC LIGHT-EMITTING DEVICE COMPRISING SAME Non-Final OA IUCF-HYU (INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY)

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Frequently Asked Questions

What is examiner Phuc T Dang's allowance rate?

95.5% of resolved applications examined by Phuc T Dang were allowed (1,850 resolved cases), compared with 85.2% across Art Unit 2818 over the last five years.

Does an interview help with examiner Phuc T Dang?

This examiner's interview lift is +1.4 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Phuc T Dang take to allow a patent?

Applications allowed by Phuc T Dang took 673 days on average from filing to allowance.

Which art unit does examiner Phuc T Dang work in?

Phuc T Dang examines applications in Art Unit 2818 in Tech Center 2800 (Semiconductors, Circuits & Optics).

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