Prosecution Insights
Last updated: October 26, 2026

Douglas Anthony Yap, USPTO Patent Examiner

Listed by the USPTO as YAP, DOUGLAS ANTHONY

Tech Center 2800 • Art Units: 2871 2899

This examiner grants 80% of resolved cases

Analysis

YAP, DOUGLAS ANTHONY has 69 resolved cases, an allowance rate of 79.7%, and an interview lift of 13.4%. The median time to allowance is 1,177 days. The profile places the examiner in tech center 2800 and art unit 2871. The limited case base offers directional information, so counsel should combine it with close review of the application and office action.

Samsung Electronics Co., Ltd., Taiwan Semiconductor Manufacturing Company, Ltd., and SK hynix Inc. are the leading companies listed. FISH & RICHARDSON P.C. (TC), AGORA LAW GROUP, PLLC, and BakerHostetler are the leading firms. The interview figure supports a focused meeting where it can clarify a defined issue, while claim support and written argument remain central to prosecution.

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

Performance Statistics

79.7%
Allow Rate
+11.7% vs TC avg
115
Total Applications
+13.4%
Interview Lift
1177
Avg Prosecution Days
Based on 69 resolved cases, 2023–2026

Rejection Statute Breakdown

0%
§101 Eligibility
24.6%
§102 Novelty
53.9%
§103 Obviousness
19.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18815936 FERROELECTRIC GATE STACK WITH TUNNEL DIELECTRIC INSERT FOR NAND APPLICATIONS Non-Final OA Samsung Electronics Co., Ltd.
18737402 SEMICONDUCTOR PACKAGE AND METHOD OF FABRICATING THE SAME Non-Final OA Samsung Electronics Co., Ltd.
18434263 SEMICONDUCTOR DEVICE INCLUDING SOURCE/DRAIN REGION WITH UNDERBLOCKING LAYER THEREON Non-Final OA Samsung Electronics Co., Ltd.
18795008 DISPLAY DEVICE Non-Final OA Samsung Display Co., LTD.
18703076 SEMICONDUCTOR APPARATUS AND ELECTRONIC DEVICE Non-Final OA SONY SEMICONDUCTOR SOLUTIONS CORPORATION
17680607 METHODS AND SYSTEMS FOR FILLING A GAP Non-Final OA ASM IP Holding B.V.
17891523 ANTIFUSES USING A FINFET ARCHITECTURE Final Rejection Micron Technology, Inc.
18301367 THERMAL SOLUTIONS FOR ADVANCED SEMICONDUCTORS Final Rejection International Business Machines Corporation
18979340 IMAGE SENSING DEVICE Non-Final OA SK hynix Inc.
18310300 METAL WIRING OF SEMICONDUCTOR DEVICE Final Rejection SK hynix Inc.
18004643 SEMICONDUCTOR DEVICE, AND PRODUCTION METHOD FOR SEMICONDUCTOR DEVICE Non-Final OA ROHM CO., LTD.
18621828 METHOD OF MAKING SILICIDE IN HIGH-ASPECT RATIO STRUCTURES BY HYBRID PROCESSES Non-Final OA Applied Materials, Inc.
18820115 ELECTRONIC DEVICE Non-Final OA STMicroelectronics International N.V.
18659436 PHASE CHANGE MEMORY ELEMENT PARTICULARLY SUITABLE FOR EMBEDDED AND AUTOMOTIVE APPLICATIONS Non-Final OA STMicroelectronics International N.V.
18322045 ELECTRONIC DEVICE Non-Final OA TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
18789467 MIDDLE-END-OF-LINE STRAP FOR STANDARD CELL Non-Final OA TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.

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Frequently Asked Questions

What is examiner Douglas Anthony Yap's allowance rate?

79.7% of resolved applications examined by Douglas Anthony Yap were allowed (69 resolved cases), compared with 59.1% across Art Unit 2871 over the last five years.

Does an interview help with examiner Douglas Anthony Yap?

This examiner's interview lift is +13.4 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Douglas Anthony Yap take to allow a patent?

Applications allowed by Douglas Anthony Yap took 1,177 days on average from filing to allowance.

Which art unit does examiner Douglas Anthony Yap work in?

Douglas Anthony Yap examines applications in Art Unit 2871 in Tech Center 2800 (Semiconductors, Circuits & Optics).

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