Prosecution Insights
Last updated: October 01, 2026

Examiner: YAP, DOUGLAS ANTHONY

Tech Center 2800 • Art Units: 2871 2899

This examiner grants 81% of resolved cases

Analysis

Douglas Anthony Yap is an examiner in Tech Center 2800 and Art Unit 2871. The profile includes 67 resolved cases. The allowance rate is 80.6 percent, and the median days to allowance is 1180. These figures offer a view into the typical results and timing for applications in this art unit. The 1180 day median provides a specific benchmark for practitioners to estimate the duration of the examination process from filing to grant.

The interview lift for this examiner is 12.1 percent. This suggests that interviews have a positive impact on the probability of allowance. With 67 resolved cases, the 12.1 percent lift and the 80.6 percent allowance rate are key data points for practitioners to consider when planning their strategy. Engaging in an interview may be a helpful tactic to navigate the 1180 day median timeline for applications assigned to Art Unit 2871.

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

Performance Statistics

80.6%
Allow Rate
+12.6% vs TC avg
107
Total Applications
+12.1%
Interview Lift
1180
Avg Prosecution Days
Based on 67 resolved cases, 2023–2026

Rejection Statute Breakdown

0%
§101 Eligibility
23.6%
§102 Novelty
56.0%
§103 Obviousness
18.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
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.
18341345 SEMICONDUCTOR PACKAGE WITH SUBSTRATE CAVITY Non-Final OA SAMSUNG ELECTRONICS CO., LTD.
18795008 DISPLAY DEVICE Non-Final OA Samsung Display Co., LTD.
18513504 MANUFACTURING METHOD OF OPTICAL MEMBER AND MANUFACTURING METHOD OF LIGHT-EMITTING DEVICE Non-Final OA NICHIA CORPORATION
17835861 PACKAGE COMPRISING A SUBSTRATE WITH A BRIDGE CONFIGURED FOR A BACK SIDE POWER DISTRIBUTION NETWORK Non-Final OA QUALCOMM Incorporated
17680607 METHODS AND SYSTEMS FOR FILLING A GAP Non-Final OA ASM IP Holding B.V.
18702617 DISPLAY DEVICE Non-Final OA Sharp Display Technology Corporation
17773145 FLUID-INFUSED ENCAPSULATION OF WATER-SENSITIVE MATERIALS WITH REPLENISHABLE, MULTISCALE WATER REPELLENCY Final Rejection President and Fellows of Harvard College
18188736 IRREGULAR-SHAPED POWER RAIL IN CELL POWER DISTRIBUTION Non-Final OA International Business Machines Corporation
17816105 High-Speed Signal Transition Across Thick Package Cores Non-Final OA Marvell Asia Pte Ltd
18979340 IMAGE SENSING DEVICE Non-Final OA SK hynix Inc.
18310300 METAL WIRING OF SEMICONDUCTOR DEVICE Final Rejection SK hynix Inc.
17891523 ANTIFUSES USING A FINFET ARCHITECTURE Final Rejection Micron Technology, Inc.
18659436 PHASE CHANGE MEMORY ELEMENT PARTICULARLY SUITABLE FOR EMBEDDED AND AUTOMOTIVE APPLICATIONS Non-Final OA STMicroelectronics International N.V.
18530248 LATERALLY-DIFFUSED METAL-OXIDE SEMICONDUCTOR (LDMOS) DEVICE AND METHOD FOR FORMING THE SAME Final Rejection TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.
18789467 MIDDLE-END-OF-LINE STRAP FOR STANDARD CELL Non-Final OA TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
18621828 METHOD OF MAKING SILICIDE IN HIGH-ASPECT RATIO STRUCTURES BY HYBRID PROCESSES Non-Final OA Applied Materials, Inc.
18509560 INTEGRATED NANOSHEET MEMORY ELEMENTS, DEVICES AND METHODS Non-Final OA Tokyo Electron Limited
18004643 SEMICONDUCTOR DEVICE, AND PRODUCTION METHOD FOR SEMICONDUCTOR DEVICE Non-Final OA ROHM CO., LTD.
17675633 METHOD OF PROCESSING SUBSTRATE, METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE, SUBSTRATE PROCESSING SYSTEM, AND RECORDING MEDIUM Final Rejection Kokusai Electric Corporation
18187924 HIGH-PERFORMANCE STRESS BUFFER DIE-COAT AND DEVICES AND PROCESSES IMPLEMENTING THE SAME Non-Final OA WOLFSPEED, INC.

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