Prosecution Insights
Last updated: October 26, 2026

Phong H Dang, USPTO Patent Examiner

Listed by the USPTO as DANG, PHONG H

Tech Center 2800 • Art Units: 2111 2184 2185 2841 2857

This examiner grants 81% of resolved cases

Analysis

DANG, PHONG H is a Tech Center 2800 examiner in Art Unit 2111 with 379 resolved cases. The allowance rate is 81.0%, and the median time to allowance is 852 days. Practitioners have a meaningful body of outcomes to review when planning claim scope and response timing.

The interview lift is 10.7%, indicating a positive association with interviews. An interview may be useful for resolving a discrete issue, particularly when the applicant can explain the technical distinction without broadening the response.

Intel Corporation, Google LLC, and Microsoft Technology Licensing, LLC are the listed companies. Banner Witcoff (Intel), Cantor Colburn LLP - General Motors, and Compass IP Law PC are the listed firms.

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

Performance Statistics

81.0%
Allow Rate
+13.0% vs TC avg
395
Total Applications
+10.7%
Interview Lift
852
Avg Prosecution Days
Based on 379 resolved cases, 2023–2026

Rejection Statute Breakdown

2.8%
§101 Eligibility
23.5%
§102 Novelty
47.7%
§103 Obviousness
19.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19202552 Dynamic Timing Calibration Systems and Methods Non-Final OA Google LLC
18838905 CONFERENCE CALL SYSTEM WITH FEEDBACK Non-Final OA Intel Corporation
17560630 ADD-IN CARD HAVING HIGH PERFORMANCE SEMICONDUCTOR CHIP PACKAGES WITH DEDICATED HEAT Final Rejection Intel Corporation
18912321 MICRO-NETWORK-ON-CHIP AND MICROSECTOR INFRASTRUCTURE Final Rejection ALTERA CORPORATION
19119752 SOFTWARE DEFINED RACK Non-Final OA Microsoft Technology Licensing, LLC
19038939 ENGAGEMENT-BASED COMMUNICATION SESSION MANAGEMENT Final Rejection Microsoft Technology Licensing, LLC
19040343 SERIAL PERIPHERAL INTERFACE BUS TOPOLOGY WITH MULTIPLEXED CHIP SELECT ADDRESSING Non-Final OA GM GLOBAL TECHNOLOGY OPERATIONS LLC

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Frequently Asked Questions

What is examiner Phong H Dang's allowance rate?

81.0% of resolved applications examined by Phong H Dang were allowed (379 resolved cases), compared with 86.7% across Art Unit 2111 over the last five years.

Does an interview help with examiner Phong H Dang?

This examiner's interview lift is +10.7 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Phong H Dang take to allow a patent?

Applications allowed by Phong H Dang took 852 days on average from filing to allowance.

Which art unit does examiner Phong H Dang work in?

Phong H Dang examines applications in Art Unit 2111 in Tech Center 2800 (Semiconductors, Circuits & Optics).

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