Prosecution Insights
Last updated: October 27, 2026

Liang Y Li, USPTO Patent Examiner

Listed by the USPTO as LI, LIANG Y

Tech Center 2100 • Art Units: 2143 2156

This examiner grants 62% of resolved cases

Analysis

LI, LIANG Y is assigned to Tech Center 2100 and Art Unit 2143. The record contains 287 resolved cases, a 62.0% allowance rate, and a median of 1219 days to allowance. Interviews show a 68.3% lift, indicating a strong association that may make interview preparation particularly useful when applicants have a focused response to the examiner's concerns.

Representative companies include International Business Machines Corporation, Capital One Services LLC, and LG Electronics Inc. The leading firms are NIXON & VANDERHYE, PC, BakerHostetler, and CANTOR COLBURN LLP. The profile supports coordinating interviews with detailed written amendments and budgeting for prosecution that may continue over an extended period.

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

Performance Statistics

62.0%
Allow Rate
+7.0% vs TC avg
319
Total Applications
+68.3%
Interview Lift
1219
Avg Prosecution Days
Based on 287 resolved cases, 2023–2026

Rejection Statute Breakdown

14.1%
§101 Eligibility
21.6%
§102 Novelty
52.9%
§103 Obviousness
7.9%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18464179 SYSTEMS AND METHODS FOR GENERATING SYNTHETIC TRAINING DATA Final Rejection Capital One Services, LLC
18207520 METHOD AND DEVICE FOR DOMAIN GENERALIZED INCREMENTAL LEARNING UNDER COVARIATE SHIFT Final Rejection LG ELECTRONICS INC.
18417947 Heterogeneous Federated Learning Via Multi-Directional Knowledge Distillation Non-Final OA Google LLC
17409188 SYSTEMS AND METHODS FOR DYNAMIC CHOICE FILTERING Non-Final OA Toyota Research Institute, Inc.
17606808 ROBUSTNESS SETTING DEVICE, ROBUSTNESS SETTING METHOD, STORAGE MEDIUM STORING ROBUSTNESS SETTING PROGRAM, ROBUSTNESS EVALUATION DEVICE, ROBUSTNESS EVALUATION METHOD, STORAGE MEDIUM STORING ROBUSTNESS EVALUATION PROGRAM, COMPUTATION DEVICE, AND STORAGE MEDIUM STORING PROGRAM Final Rejection NEC Corporation
18098611 OFFLOADING KNOWLEDGE BASE CREATION Non-Final OA Beijing Youzhuju Network Technology Co., Ltd.
18189191 ENERGY-EFFICIENT CAPACITANCE EXTRACTION METHOD BASED ON MACHINE LEARNING Final Rejection ZHEJIANG UNIVERSITY
18477760 DYNAMIC PROMPT CREATION FOR LARGE LANGUAGE MODELS Non-Final OA Microsoft Technology Licensing, LLC
18620334 SYSTEMS AND METHODS FOR SECURITY-AWARE LARGE LANGUAGE MODEL TRAINING AND MODEL MANAGEMENT Non-Final OA Palantir Technologies Inc.
18625323 SUSTAINABLE MEMORY RECALL FOR NEURAL NETWORKS Non-Final OA INTERNATIONAL BUSINESS MACHINES CORPORATION
18329651 RECONCILIATION OF TIME SERIES FORECASTS Final Rejection International Business Machines Corporation
18327156 SYSTEMS AND METHODS FOR IDENTIFYING MARKOV DECISION PROCESS SOLUTIONS Final Rejection International Business Machines Corporation
18183289 DYNAMIC MESSAGING TO MULTIPLE VIEWERS Final Rejection International Business Machines Corporation
17477194 MODEL UPDATE DETERMINATION Non-Final OA INTERNATIONAL BUSINESS MACHINES CORPORATION
17400900 ENVIRONMENT AGNOSTIC INVARIANT RISK MINIMIZATION FOR CLASSIFICATION OF SEQUENTIAL DATASETS Non-Final OA International Business Machines Corporation
17700944 HARDWARE ACCELERATION OF REINFORCEMENT LEARNING WITHIN NETWORK DEVICES Final Rejection Mellanox Technologies, Ltd.
18330541 TRAINING AND OPERATING NEURAL NETWORK BASED RANKING MODEL Final Rejection City University of Hong Kong
18690166 ANOMALOUS ACTIVITY MITIGATION Non-Final OA BRITISH TELECOMMUNICATIONS PUBLIC LIMITED COMPANY

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Frequently Asked Questions

What is examiner Liang Y Li's allowance rate?

62.0% of resolved applications examined by Liang Y Li were allowed (287 resolved cases), compared with 50.4% across Art Unit 2143 over the last five years.

Does an interview help with examiner Liang Y Li?

This examiner's interview lift is +68.3 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Liang Y Li take to allow a patent?

Applications allowed by Liang Y Li took 1,219 days on average from filing to allowance.

Which art unit does examiner Liang Y Li work in?

Liang Y Li examines applications in Art Unit 2143 in Tech Center 2100 (Computing & Software).

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