Prosecution Insights
Last updated: October 26, 2026

James T Tsai, USPTO Patent Examiner

Listed by the USPTO as TSAI, JAMES T

Tech Center 4100 • Art Units: 1754 2124 2147 2174 2177 4100

This examiner grants 64% of resolved cases

Analysis

TSAI, JAMES T is a USPTO patent examiner in Tech Center 4100 and art unit 1754. The examiner has 315 resolved cases, an allowance rate of 63.5%, and a median of 1201 days to allowance. The interview lift is 56.9%, indicating a strong positive association between interviews and allowance outcomes in the record.

The listed companies are Intel Corporation, Google LLC, and International Business Machines Corporation. The listed firms are ARENTFOX SCHIFF LLP - New York, NELSON MULLINS RILEY & SCARBOROUGH LLP, and Astute IP Law Group. The interview result makes preparation for examiner discussions especially relevant, while the allowance rate and median timing support a measured, sustained prosecution plan.

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

Performance Statistics

63.5%
Allow Rate
+3.5% vs TC avg
354
Total Applications
+56.9%
Interview Lift
1201
Avg Prosecution Days
Based on 315 resolved cases, 2023–2026

Rejection Statute Breakdown

11.6%
§101 Eligibility
10.0%
§102 Novelty
63.1%
§103 Obviousness
10.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18110323 Devices, Methods, and Graphical User Interfaces for Accessing System Functions of Computer Systems While Displaying Three-Dimensional Environments Final Rejection Apple Inc.
18561104 Preventing The Distribution Of Forbidden Network Content With Robustified Detection Final Rejection Google LLC
18465705 Domain-Based Machine-Learned Classifiers Final Rejection Google LLC
18421231 SYSTEMS AND METHODS FOR PERSONALIZED FEDERATED LEARNING UNDER BITWIDTH FOR CLIENT RESOURCE AND DATA HETEROGENEITY Non-Final OA Toyota Motor Engineering & Manufacturing North America, Inc.
18404069 INTELLIGENT MODEL TRAINING METHOD AND APPARATUS Non-Final OA HUAWEI TECHNOLOGIES CO., LTD.
18606802 NON-TRANSITORY COMPUTER-READABLE RECORDING MEDIUM STORING MACHINE LEARNING EXPLANATION PROGRAM, APPARATUS, AND METHOD Non-Final OA FUJITSU LIMITED
18571616 APPARATUS, METHOD, DEVICE AND MEDIUM FOR LOSS BALANCING IN MULTI-TASK LEARNING Non-Final OA Intel Corporation
17558744 MECHANISM FOR POISON DETECTION IN A FEDERATED LEARNING SYSTEM Final Rejection Intel Corporation
18358571 BLOCK-WISE PRUNING OF WEIGHTS IN DEEP NEURAL NETWORK Non-Final OA Altera Corporation
18769891 MOVING APPLICATIONS ON MULTI-SCREEN COMPUTING DEVICE Final Rejection Microsoft Technology Licensing, LLC
18497284 GENERATING A TRANSFORMED DATASET BY QUANTUM TRANSFORMATION OF AN ORIGINAL DATASET AND A QUANTUM FEATURE MAP Final Rejection International Business Machines Corporation
18404280 MODIFYING NEURAL NETWORKS Non-Final OA NVIDIA Corporation
18731776 CONTROL OF SELECTIVE CATALYTIC REDUCTION USING MACHINE LEARNING Non-Final OA GE Infrastructure Technology LLC

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Frequently Asked Questions

What is examiner James T Tsai's allowance rate?

63.5% of resolved applications examined by James T Tsai were allowed (315 resolved cases), compared with 37.7% across Art Unit 1754 over the last five years.

Does an interview help with examiner James T Tsai?

This examiner's interview lift is +56.9 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner James T Tsai take to allow a patent?

Applications allowed by James T Tsai took 1,201 days on average from filing to allowance.

Which art unit does examiner James T Tsai work in?

James T Tsai examines applications in Art Unit 1754 in Tech Center 4100.

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