Prosecution Insights
Last updated: October 26, 2026

Charles Tseng, USPTO Patent Examiner

Listed by the USPTO as TSENG, CHARLES

Tech Center 3700 • Art Units: 2613 2628 2678 3715

This examiner grants 79% of resolved cases

Analysis

TSENG, CHARLES is a USPTO patent examiner in Tech Center 3700 and art unit 2613. The examiner has 712 resolved cases, an allowance rate of 79.2%, and a median of 934 days to allowance. The interview lift is 31.3%, indicating a meaningful positive association between interviews and allowance outcomes.

The listed companies are NVIDIA Corporation, Meta Platforms Technologies LLC, and Google LLC. The listed firms are FOLEY & LARDNER LLP, CANTOR COLBURN LLP, and FisherBroyles, LLP - MAIN CN. The favorable allowance profile and positive interview result support proactive prosecution, particularly where an interview can narrow disputes over claim interpretation or prior art.

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

Performance Statistics

79.2%
Allow Rate
+9.2% vs TC avg
731
Total Applications
+31.3%
Interview Lift
934
Avg Prosecution Days
Based on 712 resolved cases, 2023–2026

Rejection Statute Breakdown

13.6%
§101 Eligibility
6.4%
§102 Novelty
53.2%
§103 Obviousness
13.9%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19023040 DYNAMIC GENERATION OF CUSTOMIZED ANIMATIONS Non-Final OA Google LLC
19029289 VEHICULAR INCIDENT REENACTMENT USING THREE-DIMENSIONAL (3D) REPRESENTATIONS Non-Final OA State Farm Mutual Automobile Insurance Company
18972717 DETECTION OF UNIFORMITY FOR SHADER REGISTERS IN GRAPHICS PROCESSING Final Rejection QUALCOMM Incorporated
18947375 FLOW VALUES ASSOCIATED WITH A DIFFUSION MODEL Non-Final OA QUALCOMM Incorporated
18953878 REPRESENTING TWO DIMENSIONAL REPRESENTATIONS AS THREE-DIMENSIONAL AVATARS Final Rejection Microsoft Technology Licensing, LLC
19020708 DENOISING PATH-TRACED IMAGES USING TRANSFORMER NETWORKS Non-Final OA NVIDIA Corporation
18747625 OPTIMIZING COMPUTATIONAL GRAPHS FOR VISUAL SCRIPTING AND DISTRIBUTED CONTENT CREATION Non-Final OA NVIDIA CORPORATION
18422634 FOUR-DIMENSIONAL OBJECT AND SCENE MODEL SYNTHESIS USING GENERATIVE MODELS Non-Final OA NVIDIA Corporation
18994890 AUDIO AND VIDEO CALLING METHOD AND APPARATUS Non-Final OA ZTE CORPORATION
19033911 Dynamic Mixed Reality Content In Virtual Reality Non-Final OA Meta Platforms Technologies, LLC
19033984 ADAPTIVE MODEL UPDATES FOR DYNAMIC AND STATIC SCENES Non-Final OA Meta Platforms Technologies, LLC

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Frequently Asked Questions

What is examiner Charles Tseng's allowance rate?

79.2% of resolved applications examined by Charles Tseng were allowed (712 resolved cases), compared with 68.8% across Art Unit 2613 over the last five years.

Does an interview help with examiner Charles Tseng?

This examiner's interview lift is +31.3 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Charles Tseng take to allow a patent?

Applications allowed by Charles Tseng took 934 days on average from filing to allowance.

Which art unit does examiner Charles Tseng work in?

Charles Tseng examines applications in Art Unit 2613 in Tech Center 3700 (Medical Devices & Mechanical Engineering).

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