Prosecution Insights
Last updated: October 27, 2026

Alan S Chen, USPTO Patent Examiner

Listed by the USPTO as CHEN, ALAN S

Tech Center 4100 • Art Units: 2100 2124 2125 2129 2172 2182 2853 4100

This examiner grants 91% of resolved cases

Analysis

CHEN, ALAN S is a USPTO patent examiner in tech center 4100 and art unit 2100. The record includes 1154 resolved cases, a 90.9% allowance rate, and a median of 1006 days to allowance. The interview lift is 6.5%, so the overall allowance result is more pronounced in the profile than the recorded interview-associated effect.

The listed companies are Capital One Services LLC, Dell Products L.P., and Climax Foods Inc. The listed firms are CALDWELL LLC, Davis Wright Tremaine LLP - Seattle, and FOLEY & LARDNER LLP. The substantial case volume supports using this profile as a meaningful historical reference when setting expectations for allowance outcomes and timing in this docket.

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

Performance Statistics

90.9%
Allow Rate
+30.9% vs TC avg
1,191
Total Applications
+6.5%
Interview Lift
1006
Avg Prosecution Days
Based on 1154 resolved cases, 2023–2026

Rejection Statute Breakdown

13.0%
§101 Eligibility
36.7%
§102 Novelty
22.1%
§103 Obviousness
20.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18430829 SYSTEMS AND METHODS FOR DATA STREAM USING SYNTHETIC DATA GENERATION Non-Final OA Capital One Services, LLC
18124397 FAILURE FEEDBACK SYSTEM FOR ENHANCING MACHINE LEARNING ACCURACY BY SYNTHETIC DATA GENERATION Non-Final OA Capital One Services, LLC
17712132 PREDICTING TARGETED REDEMPTION EVENTS USING TRAINED ARTIFICIAL-INTELLIGENCE PROCESSES Non-Final OA The Toronto-Dominion Bank
18532392 Generation of Video for a Location Via a Generative Machine-Learned Model Final Rejection Google LLC
18030838 INFORMATION PROCESSING DEVICE, INFORMATION PROCESSING METHOD, INFORMATION PROCESSING SYSTEM, AND STORAGE MEDIUM Non-Final OA NEC Corporation
18159759 DATA PROCESSING DEVICE, DATA PROCESSING SYSTEM, AND DATA PROCESSING METHOD Final Rejection TOSHIBA ELECTRONIC DEVICES & STORAGE CORPORATION
18758605 Neural Network Architecture Search Method, Apparatus and Device, and Storage Medium Non-Final OA Huawei Cloud Computing Technologies Co., Ltd.
18217929 AUTOMATED MACHINE LEARNING PRE-TRAINED MODEL SELECTOR Final Rejection Amazon Technologies, Inc.
18407302 EFFICIENT ATTENTION MECHANISMS FOR MACHINE LEARNING APPLICATIONS Non-Final OA QUALCOMM Incorporated
18411954 ENHANCING HYDROCARBON PRODUCTION Non-Final OA Saudi Arabian Oil Company
18597851 MACHINE LEARNING-BASED ADJUSTMENT OF MEMORY CONFIGURATION PARAMETERS Non-Final OA Micron Technology, Inc.
18440453 GRAPH NEURAL NETWORK WITH POINTED DIRECTIONAL MESSAGE PASSING Non-Final OA PAYPAL, INC.
18777984 DEVICE AND METHOD FOR PRIVACY-PRESERVING ECG DATA COLLECTION FOR ARRHYTHMIA CLASSIFICATION Non-Final OA KOREA UNIVERSITY RESEARCH AND BUSINESS FOUNDATION
18220761 SYSTEMS AND METHODS FOR OBJECT MATCHING AND SUBSTITUTION Non-Final OA Walmart Apollo, LLC
18419950 SYSTEMS AND METHODS FOR PREDICTIVE LAYER PROVISIONING Non-Final OA Dell Products L.P.
18487923 EXTRACTING ACTIONABLE SELF-EXPLANATIONS FROM VARIATIONAL AUTOENCODER LATENT SPACE IN USER AND ENTITY BEHAVIOR ANOMALY DETECTION Non-Final OA Dell Products L.P.
18406995 CONTROLLING AGENTS USING AMORTIZED Q LEARNING Non-Final OA DeepMind Technologies Limited

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Frequently Asked Questions

What is examiner Alan S Chen's allowance rate?

90.9% of resolved applications examined by Alan S Chen were allowed (1,154 resolved cases), compared with 38.8% across Art Unit 2100 over the last five years.

Does an interview help with examiner Alan S Chen?

This examiner's interview lift is +6.5 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Alan S Chen take to allow a patent?

Applications allowed by Alan S Chen took 1,006 days on average from filing to allowance.

Which art unit does examiner Alan S Chen work in?

Alan S Chen examines applications in Art Unit 2100 in Tech Center 4100.

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