Prosecution Insights
Last updated: October 27, 2026

Xuemei Zheng, USPTO Patent Examiner

Listed by the USPTO as ZHENG, XUEMEI

Tech Center 2800 • Art Units: 2171 2629 2693 2872

This examiner grants 85% of resolved cases

Analysis

ZHENG, XUEMEI works in Tech Center 2800 and Art Unit 2171. The record includes 735 resolved cases and an allowance rate of 85.0%. The median time to allowance is 702 days, providing a comparatively short timing reference within this profile and supporting active prosecution planning.

The interview lift is 13.6%, so interviews have a modest association with allowance outcomes. Practitioners may use them to clarify claim scope and narrow the issues before preparing the written response. The principal companies represented are BOE Technology Group Co., Ltd., LG Electronics Inc., and Magic Leap Inc. The listed firms are BIRCH STEWART KOLASCH & BIRCH, LLP, CANTOR COLBURN LLP, and Houtteman Law, LLC.

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

Performance Statistics

85.0%
Allow Rate
+17.0% vs TC avg
757
Total Applications
+13.6%
Interview Lift
702
Avg Prosecution Days
Based on 735 resolved cases, 2023–2026

Rejection Statute Breakdown

1.0%
§101 Eligibility
21.0%
§102 Novelty
43.4%
§103 Obviousness
28.4%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18997287 DISPLAY DEVICE AND OPERATION METHOD THEREOF Non-Final OA LG ELECTRONICS INC.
19369580 CONTENT INTERACTION DRIVEN BY EYE METRICS Non-Final OA Magic Leap, Inc.
19436284 DISPLAY DEVICE Non-Final OA Samsung Display Co., Ltd.
19477536 SHIFT REGISTER, GATE DRIVER CIRCUIT AND DISPLAY APPARATUS Non-Final OA BOE Technology Group Co., Ltd.
18840556 TOUCH DISPLAY PANEL AND TOUCH DISPLAY DEVICE Non-Final OA BOE Technology Group Co., Ltd.
19429524 SHOWCASE Non-Final OA Panasonic Intellectual Property Management Co., Ltd.
18761824 Spatial Augmentation Final Rejection Nokia Technologies Oy
18752511 DUAL-PURPOSING A SENSING COMPONENT ON A WEARABLE DEVICE TO ALSO PERFORM A HAPTIC-RENDERING FUNCTION, INCLUDING USING PREDETERMINED HAPTIC PRECURSORS TO TARGET BIOPHYSICAL AREAS OF A USER, AND SYSTEMS AND METHODS OF USE THEREOF Non-Final OA Meta Platforms Technologies, LLC

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Frequently Asked Questions

What is examiner Xuemei Zheng's allowance rate?

85.0% of resolved applications examined by Xuemei Zheng were allowed (735 resolved cases), compared with 56.1% across Art Unit 2171 over the last five years.

Does an interview help with examiner Xuemei Zheng?

This examiner's interview lift is +13.6 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Xuemei Zheng take to allow a patent?

Applications allowed by Xuemei Zheng took 702 days on average from filing to allowance.

Which art unit does examiner Xuemei Zheng work in?

Xuemei Zheng examines applications in Art Unit 2171 in Tech Center 2800 (Semiconductors, Circuits & Optics).

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