Prosecution Insights
Last updated: October 26, 2026

David T Welch, USPTO Patent Examiner

Listed by the USPTO as WELCH, DAVID T

Tech Center 2600 • Art Units: 2613 2615 2617 2628 2678

This examiner grants 81% of resolved cases

Analysis

WELCH, DAVID T is a USPTO patent examiner in Tech Center 2600 and Art Unit 2613. The record includes 322 resolved cases, with an 81.4% allowance rate. The median time to allowance is 1110 days. Interviews show a 26.7% lift, indicating that direct discussion can further improve a generally favorable allowance profile. A focused interview may be especially useful for resolving technical distinctions without unnecessarily narrowing the claims.

The listed companies are NVIDIA Corporation, Adobe Inc., and Samsung Electronics Co., Ltd. The leading firms are Artegis Law Group, LLP, BROADVIEW IP LAW, PC, and FOLEY & LARDNER LLP. The company mix reflects computing, software, and electronics. Practitioners should combine strong initial claim construction with interview preparation that addresses the specific technology represented in the cited references.

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

Performance Statistics

81.4%
Allow Rate
+19.4% vs TC avg
360
Total Applications
+26.7%
Interview Lift
1110
Avg Prosecution Days
Based on 322 resolved cases, 2023–2026

Rejection Statute Breakdown

11.7%
§101 Eligibility
21.6%
§102 Novelty
48.5%
§103 Obviousness
12.3%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19052973 ELECTRONIC DEVICE AND OPERATION METHOD THEREOF Non-Final OA Samsung Electronics Co., Ltd.
19045641 CONTEXTUAL INTERFACES FOR 3D ENVIRONMENTS Non-Final OA Apple Inc.
18739365 IMAGE PROCESSING APPARATUS, IMAGE PROCESSING METHOD, AND NON-TRANSITORY COMPUTER-READABLE MEDIUM Non-Final OA CANON KABUSHIKI KAISHA
18682810 IMAGE PROCESSING METHOD AND APPARATUS, DEVICE, AND STORAGE MEDIUM Final Rejection Beijing Zitiao Network Technology Co., Ltd.
18835353 INFORMATION PROCESSING DEVICE, INFORMATION PROCESSING METHOD, AND PROGRAM Non-Final OA Sony Group Corporation
19036981 MOTION VECTOR ESTIMATION BY REFRACTIVE SURFACES USING LIGHT TRANSPORT SIMULATION Non-Final OA NVIDIA Corporation
18808376 IMMERSIVE ANIMATED CONTENT FROM STATIC IMAGES USING GENERATIVE ARTIFICIAL INTELLIGENCE Final Rejection Nvidia Corporation
19105738 INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING SYSTEM, INFORMATION PROCESSING METHOD, AND COMPUTER PROGRAM Non-Final OA DAIKIN INDUSTRIES, LTD.
19107519 DYNAMICALLY CHANGING AVATAR BODIES IN A VIRTUAL EXPERIENCE Non-Final OA Roblox Corporation
18773279 LAPAROSCOPIC IMAGE MANIPULATION METHOD AND SYSTEM AND COMPUTER PROGRAM Non-Final OA OLYMPUS Winter & Ibe GmbH
18515153 SINGLE PASS RENDERING FOR HEAD MOUNTED DISPLAYS Non-Final OA Imagination Technologies Limited
19086426 SEMANTICALLY SELECTING OBJECTS IN VECTOR-BASED DESIGNS Non-Final OA Adobe Inc.
18947407 SYSTEMS AND METHODS FOR RELIGHTED IMAGE GENERATION Non-Final OA ADOBE INC.
18625894 TECHNIQUES FOR GENERATING MATTES FOR IMAGES Non-Final OA NETFLIX, INC.

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Frequently Asked Questions

What is examiner David T Welch's allowance rate?

81.4% of resolved applications examined by David T Welch were allowed (322 resolved cases), compared with 68.8% across Art Unit 2613 over the last five years.

Does an interview help with examiner David T Welch?

This examiner's interview lift is +26.7 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 T Welch take to allow a patent?

Applications allowed by David T Welch took 1,110 days on average from filing to allowance.

Which art unit does examiner David T Welch work in?

David T Welch examines applications in Art Unit 2613 in Tech Center 2600 (Communications).

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