Prosecution Insights
Last updated: October 26, 2026

David William Ward, USPTO Patent Examiner

Listed by the USPTO as WARD, DAVID WILLIAM

Tech Center 2800 • Art Units: 2891

This examiner grants 62% of resolved cases

Analysis

WARD, DAVID WILLIAM works in tech center 2800 and art unit 2891. The profile records 80 resolved cases, an allowance rate of 62.5%, and a median of 1342 days to allowance. Interview lift is 36.7%, indicating a substantial positive association between interviews and allowance outcomes. The median timing figure points to a prosecution path that applicants should incorporate into portfolio planning.

Associated companies include Taiwan Semiconductor Manufacturing Company, Ltd., Samsung Electronics Co., Ltd., and LG Display Co., Ltd. The listed firms are Bayes PLLC, BIRCH STEWART KOLASCH & BIRCH, LLP, and Haynes and Boone, LLP (24061). The portfolio centers on semiconductor and display applicants. A focused interview strategy may be useful alongside detailed responses addressing technical distinctions.

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

Performance Statistics

62.5%
Allow Rate
-5.5% vs TC avg
159
Total Applications
+36.7%
Interview Lift
1342
Avg Prosecution Days
Based on 80 resolved cases, 2023–2026

Rejection Statute Breakdown

0%
§101 Eligibility
16.7%
§102 Novelty
57.5%
§103 Obviousness
25.1%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18812022 METHOD OF FABRICATING MAGNETIC MEMORY DEVICE Non-Final OA Samsung Electronics Co., Ltd.
18661906 INTEGRATED CIRCUIT DEVICE AND ELECTRONIC SYSTEM INCLUDING THE SAME Non-Final OA Samsung Electronics Co., Ltd.
18393855 LIGHT-EMITTING DIODE PACKAGE Final Rejection SAMSUNG ELECTRONICS CO., LTD.
18390782 SEMICONDUCTOR DEVICE Final Rejection SAMSUNG ELECTRONICS CO., LTD.
18512199 PROCESSOR CHIP AND SEMICONDUCTOR PACKAGE INCLUDING THE SAME Final Rejection SAMSUNG ELECTRONICS CO., LTD.
18641403 SEMICONDUCTOR DEVICE Final Rejection FUJI ELECTRIC CO., LTD.
18060505 DISPLAY DEVICE Final Rejection LG Display Co., Ltd.
17874763 Display Device and Method for Manufacturing Cushion Plate Final Rejection LG Display Co., Ltd.
18781655 PIXEL AND DISPLAY DEVICE INCLUDING THE SAME Non-Final OA Samsung Display Co., LTD.
17876788 DISPLAY APPARATUS Non-Final OA Samsung Display Co., Ltd.
17874556 SEALING STRUCTURE AND DISPLAY DEVICE HAVING THE SAME Non-Final OA Samsung Display Co., LTD.
17851668 LIGHT-EMITTING DEVICE AND ELECTRONIC APPARATUS INCLUDING THE SAME Final Rejection Samsung Display Co., Ltd.
18294638 SEMICONDUCTOR DEVICE PACKAGE AND HEAT-DISSIPATING LEAD FRAME Non-Final OA SONY SEMICONDUCTOR SOLUTIONS CORPORATION
18262726 SEMICONDUCTOR DEVICE, SEMICONDUCTOR MODULE, AND ELECTRONIC APPARATUS Non-Final OA SONY SEMICONDUCTOR SOLUTIONS CORPORATION
17910221 DISPLAY DEVICE AND ELECTRONIC APPARATUS Final Rejection Sony Semiconductor Solutions Corporation
17630666 DISPLAY PANEL AND MANUFACTURING METHOD THEREOF, AND DISPLAY DEVICE Final Rejection BOE TECHNOLOGY GROUP CO., LTD.
18390887 GATE-ALL-AROUND AND FORKSHEET DEVICE ARCHITECTURE IN STANDARD CELLS Final Rejection QUALCOMM Incorporated
18126857 INTEGRATED CIRCUIT STRUCTURE WITH BACKSIDE SOURCE OR DRAIN CONTACT SELECTIVITY Non-Final OA Intel Corporation
17848660 VARACTOR DEVICE WITH BACKSIDE ELECTRICAL CONTACT Final Rejection Intel Corporation
18704779 MAGNETORESISTIVE ELEMENT AND MAGNETIC MEMORY Non-Final OA TDK Corporation
18639781 MULTIPLE METAL WORD LINE GATES IN A THREE DIMENSIONAL MEMORY ARRAY Non-Final OA Micron Technology, Inc.
18391307 INTEGRATED CIRCUIT (IC) WITH CORRUGATED CHANNEL STRUCTURES HAVING VERTICALLY SEPARATED SOURCE AND BODY CONTACT REGIONS Final Rejection TEXAS INSTRUMENTS INCORPORATED
18708553 METHOD FOR PRODUCING A PACKAGE FOR A SEMICONDUCTOR CHIP, PACKAGE FOR A SEMICONDUCTOR CHIP AND SEMICONDUCTOR DEVICE Non-Final OA AMS-OSRAM INTERNATIONAL GMBH
17455226 EMBEDDED MAGNETORESISTIVE RANDOM ACCESS MEMORY TOP ELECTRODE STRUCTURE Non-Final OA International Business Machines Corporation
18268804 POWER SEMICONDUCTOR DEVICE WITH AN INSULATED TRENCH GATE ELECTRODE AND METHOD OF PRODUCING A POWER SEMICONDUCTOR DEVICE Final Rejection Hitachi Energy Ltd
18809348 SEMICONDUCTOR DEVICE INCLUDING ACTIVE REGIONS HAVING RECESSED PORTIONS Non-Final OA SK hynix Inc.
18390993 SYSTEMS AND METHODS FOR THREE PART SYSTEM ON CHIP MEMORY STACKING Final Rejection Meta Platforms Technologies, LLC
18789569 SEMICONDUCTOR DEVICES HAVING PARASITIC CHANNEL STRUCTURES Final Rejection TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
18746081 FIN-TYPE FIELD EFFECT TRANSISTOR Non-Final OA Taiwan Semiconductor Manufacturing Company, Ltd.
18679251 PACKAGE AND MANUFACTURING METHOD THEREOF Non-Final OA TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.

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Frequently Asked Questions

What is examiner David William Ward's allowance rate?

62.5% of resolved applications examined by David William Ward were allowed (80 resolved cases), compared with 69.5% across Art Unit 2891 over the last five years.

Does an interview help with examiner David William Ward?

This examiner's interview lift is +36.7 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner David William Ward take to allow a patent?

Applications allowed by David William Ward took 1,342 days on average from filing to allowance.

Which art unit does examiner David William Ward work in?

David William Ward examines applications in Art Unit 2891 in Tech Center 2800 (Semiconductors, Circuits & Optics).

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