Prosecution Insights
Last updated: October 27, 2026

Zhengxi Liu, USPTO Patent Examiner

Listed by the USPTO as LIU, ZHENGXI

Tech Center 2600 • Art Units: 1600 2611 2628 2677

This examiner grants 64% of resolved cases

Analysis

LIU, ZHENGXI is a USPTO patent examiner in Tech Center 2600 and Art Unit 1600. The record covers 376 resolved cases, with a 64.1% allowance rate and a median of 1153 days to allowance. The allowance figure indicates that allowed outcomes are common, while the median timing reflects a prosecution process that may require multiple substantive exchanges.

The interview lift is 41.0%, showing a substantial association between interviews and allowance outcomes. The listed companies are Samsung Electronics, Apple, and LG Electronics. The listed firms are Nixon & Vanderhye, ADE & Company, and Artegis Law Group. Practitioners may benefit from using interviews to isolate the decisive claim issues and coordinate amendments with the written record.

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

Performance Statistics

64.1%
Allow Rate
+2.1% vs TC avg
414
Total Applications
+41.0%
Interview Lift
1153
Avg Prosecution Days
Based on 376 resolved cases, 2023–2026

Rejection Statute Breakdown

9.9%
§101 Eligibility
4.7%
§102 Novelty
66.0%
§103 Obviousness
15.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18588789 DISPLAY CONTROL APPARATUS, DISPLAY CONTROL METHOD, AND DISPLAY CONTROL PROGRAM Non-Final OA FUJIFILM Corporation
19107371 3D DATA TRANSMISSION DEVICE, 3D DATA TRANSMISSION METHOD, 3D DATA RECEPTION DEVICE, AND 3D DATA RECEPTION METHOD Non-Final OA LG Electronics Inc.
19214603 ELECTRONIC DEVICE AND METHOD FOR REPRESENTING VISUAL OBJECT IN VIRTUAL ENVIRONMENT Non-Final OA SAMSUNG ELECTRONICS CO., LTD.
19032911 WEARABLE ELECTRONIC DEVICE AND OPERATION METHOD THEREOF Non-Final OA Samsung Electronics Co., Ltd.
19021835 METHODS, SYSTEMS, AND APPARATUSES FOR GENERATING CUSTOM MESHES TO RENDER CONTENT DURING CONFLICT OCCURRENCES Non-Final OA Apple Inc.
18825453 TECHNIQUES FOR PRESENTING MAGNIFIED VIEWS IN AN EXTENDED REALITY ENVIRONMENT Final Rejection Apple Inc.
18925990 Generation of Reconstructed Three-Dimensional Representations Non-Final OA Google LLC
18873706 INFORMATION PROCESSING DEVICE, INFORMATION PROCESSING METHOD, AND PROGRAM Non-Final OA SONY GROUP CORPORATION
18842957 DISPLAY ASSISTANCE APPARATUS, DISPLAY ASSISTANCE METHOD, AND NON-TRANSITORY COMPUTER-READABLE MEDIUM Final Rejection NEC Corporation
18436199 3D MASK GENERATION Final Rejection Snap Inc.
18756499 SYSTEMS, METHODS, AND FEATURES FOR ANALYTE MONITORING Final Rejection ABBOTT DIABETES CARE INC.
18924898 ASSET CREATION METHOD USING COVARIANCE MATRIX-BASED PARALLEL NETWORK AND APPARATUS FOR THE SAME Non-Final OA ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
18867755 SYSTEMS AND METHODS FOR PROVIDING INTERACTIVITY WITH LIGHT SOURCES IN A SCENE DESCRIPTION Non-Final OA InterDigital CE Patent Holdings, SAS
18391498 TECHNIQUES FOR SAMPLING AND REMIXING IN IMMERSIVE ENVIRONMENTS Non-Final OA AUTODESK, INC.
18804412 TEXT-TO-MASK AND MASK-TO-IMAGE SYNTHESIS Final Rejection ADOBE INC.
18283558 THREE-DIMENSIONAL INTRAORAL MODEL PROCESSING DEVICE AND THREE-DIMENSIONAL INTRAORAL MODEL PROCESSING METHOD Final Rejection MEDIT CORP.
18444047 GENERATION OF EXPLODED VIEW OF GARMENT WITH SELECTED DISPLAYING OF GUIDE LINES CONNECTING SEWING LINES Non-Final OA CLO Virtual Fashion Inc.
19042594 PROMPT EDITOR FOR USE WITH A VISUAL MEDIA GENERATIVE RESPONSE ENGINE Non-Final OA OpenAI OpCo, LLC.
18702866 VIRTUAL AVATAR ANIMATION Non-Final OA APPDIRECT, INC.

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Frequently Asked Questions

What is examiner Zhengxi Liu's allowance rate?

64.1% of resolved applications examined by Zhengxi Liu were allowed (376 resolved cases), compared with 37.3% across Art Unit 1600 over the last five years.

Does an interview help with examiner Zhengxi Liu?

This examiner's interview lift is +41.0 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Zhengxi Liu take to allow a patent?

Applications allowed by Zhengxi Liu took 1,153 days on average from filing to allowance.

Which art unit does examiner Zhengxi Liu work in?

Zhengxi Liu examines applications in Art Unit 1600 in Tech Center 2600 (Communications).

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