Prosecution Insights
Last updated: October 27, 2026

Kuang Fu Chen, USPTO Patent Examiner

Listed by the USPTO as CHEN, KUANG FU

Tech Center 4100 • Art Units: 2126 2143 4100

This examiner grants 80% of resolved cases

Analysis

CHEN, KUANG FU is a USPTO patent examiner in tech center 4100 and art unit 2126. The profile reports 272 resolved cases, a 79.8% allowance rate, and a median of 1079 days to allowance. The interview lift is 69.0%, the most pronounced outcome difference recorded in this profile, making interview strategy a particularly important planning consideration.

The listed companies are Robert Bosch GmbH, Samsung Electronics Co., Ltd., and Wells Fargo Bank, N.A. The listed firms are Maginot, Moore & Beck LLP, NORTON ROSE FULBRIGHT US LLP, and Clifford Chi, A.P.C. The data supports deliberate preparation for examiner interviews alongside substantive amendment and argument strategy.

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

Performance Statistics

79.8%
Allow Rate
+19.8% vs TC avg
313
Total Applications
+69.0%
Interview Lift
1079
Avg Prosecution Days
Based on 272 resolved cases, 2023–2026

Rejection Statute Breakdown

16.6%
§101 Eligibility
11.5%
§102 Novelty
49.7%
§103 Obviousness
15.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18799608 DISPLAY DEVICE AND OPERATING METHOD THEREOF Non-Final OA SAMSUNG ELECTRONICS CO.,LTD.
18343303 METHOD AND APPARATUS WITH NEURAL NETWORK TRAINING Final Rejection SAMSUNG ELECTRONICS CO., LTD.
18593751 SYSTEMS AND METHODS FOR GENERATING NEW TRANSACTION FRAMEWORKS USING A MACHINE LEARNING MODEL Non-Final OA Wells Fargo Bank, N.A.
18653651 USER INTERFACES FOR MANAGING MEDIA Non-Final OA Apple Inc.
17854487 MULTI-STEP FORECASTING VIA TEMPORAL AGGREGATION Non-Final OA Oracle International Corporation
18651247 DEVICE AND COMPUTER-IMPLEMENTED METHOD FOR SELECTING IMPLEMENTATIONS FOR OPERATORS FOR A NEURAL NETWORK, IN PARTICULAR FOR PROVIDING A COMPUTING DEVICE Non-Final OA Robert Bosch GmbH
18585803 APPARATUS AND METHOD FOR PROCESSING SENSOR DATA, SENSOR SYSTEM Non-Final OA Robert Bosch GmbH
18469166 Method for Generating Additional Training Data for Training a Machine Learning Algorithm Final Rejection Robert Bosch GmbH
18461577 Method for Determining Training Data for Training a Model, in particular for Solving a Recognition Task Final Rejection Robert Bosch GmbH
18818722 INFORMATION PROCESSING APPARATUS, SURVEY SYSTEM, AND ADJUSTMENT METHOD Non-Final OA NEC Corporation
18318616 MODEL DISTILLATION TRAINING METHOD, RELATED APPARATUS AND DEVICE, AND READABLE STORAGE MEDIUM Non-Final OA HUAWEI TECHNOLOGIES CO., LTD.
18309376 Task Learning System and Method, and Related Device Final Rejection Huawei Cloud Computing Technologies Co., Ltd.
18649372 MAP-BASED GRAPHICAL USER INTERFACE FOR MULTI-TYPE SOCIAL MEDIA GALLERIES Non-Final OA Snap Inc.
18579328 METHOD AND APPARATUS FOR TRAINING MACHINE LEARNING MODELS, COMPUTER DEVICE, AND STORAGE MEDIUM Non-Final OA SHANGHAI UNITED IMAGING HEALTHCARE CO., LTD.
18444747 MULTIPLICATION-ACCUMULATION CIRCUIT USED IN A NODE OF ARTIFICIAL NEURAL NETWORK Non-Final OA MEDIATEK INC.
18477575 PROBABILISTIC LOGICAL NEURAL NETWORK WITH INTERPRETABLE PARAMETERS Final Rejection INTERNATIONAL BUSINESS MACHINES CORPORATION
18493657 SYSTEM AND METHOD FOR AUTO BINDING GRAPHICS TO COMPONENTS IN A BUILDING MANAGEMENT SYSTEM Non-Final OA Honeywell International Inc.
18609311 Data Synthesis Using Generative Models Non-Final OA PayPal, Inc.
18551481 INTELLIGENT AI ARCHITECTURE SELECTION Final Rejection BRITISH TELECOMMUNICATIONS PUBLIC LIMITED COMPANY
18605594 UNSUPERVISED DOMAIN ADAPTATION OF MODELS WITH PSEUDO-LABEL CURATION Non-Final OA SRI International
18230056 CONTROLLING AGENTS USING AUXILIARY PREDICTION NEURAL NETWORKS THAT GENERATE STATE VALUE ESTIMATES Final Rejection DeepMind Technologies Limited
18689934 PARKING SPACE VACANCY RATE PREDICTION METHOD AND APPARATUS, STORAGE MEDIUM AND DEVICE Non-Final OA ZHEJIANG LAB

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Frequently Asked Questions

What is examiner Kuang Fu Chen's allowance rate?

79.8% of resolved applications examined by Kuang Fu Chen were allowed (272 resolved cases), compared with 35.2% across Art Unit 2126 over the last five years.

Does an interview help with examiner Kuang Fu Chen?

This examiner's interview lift is +69.0 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Kuang Fu Chen take to allow a patent?

Applications allowed by Kuang Fu Chen took 1,079 days on average from filing to allowance.

Which art unit does examiner Kuang Fu Chen work in?

Kuang Fu Chen examines applications in Art Unit 2126 in Tech Center 4100.

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