Prosecution Insights
Last updated: October 26, 2026

Xuemei G Chen, USPTO Patent Examiner

Listed by the USPTO as CHEN, XUEMEI G

Tech Center 2600 • Art Units: 2624 2661 2664 2668

This examiner grants 77% of resolved cases

Analysis

CHEN, XUEMEI G works in tech center 2600 and art unit 2624, with 593 resolved cases. The allowance rate is 77.1%, and the median time to allowance is 939 days. The interview lift is 25.6%, so interviews appear to offer a useful avenue for advancing applications in this record.

The company mix includes Canon Inc., Google LLC, and Zebra Technologies Corporation. The leading firms are Borchers, Hall, Purks & Wall, PLLC, George Morgan (Way-Insight), and LUCAS & MERCANTI, LLP. Practitioners should preserve interview readiness while developing claims for the examiner’s technology area.

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

Performance Statistics

77.1%
Allow Rate
+15.1% vs TC avg
621
Total Applications
+25.6%
Interview Lift
939
Avg Prosecution Days
Based on 593 resolved cases, 2023–2026

Rejection Statute Breakdown

12.0%
§101 Eligibility
13.0%
§102 Novelty
60.9%
§103 Obviousness
10.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19082336 INFORMATION PROCESSING APPARATUS, CONTROL METHOD FOR INFORMATION PROCESSING APPARATUS, AND STORAGE MEDIUM Non-Final OA CANON KABUSHIKI KAISHA
19082339 IMAGE PROCESSING APPARATUS, IMAGE PROCESSING METHOD, AND COMPUTER-READABLE STORAGE MEDIUM Non-Final OA CANON KABUSHIKI KAISHA
18489757 INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING METHOD, AND PROGRAM Non-Final OA CANON KABUSHIKI KAISHA
18781937 Condition-Aware Generation of Panoramic Imagery Non-Final OA GOOGLE LLC
18799518 MACHINE LEARNING MULTIPLE FEATURES OF DEPICTED ITEM Non-Final OA Microsoft Technology Licensing, LLC
18821806 PROCESSING OF IMAGE DATA WITH A MACHINE-LEARNED FOUNDATION MODEL Non-Final OA Carl Zeiss Microscopy GmbH
19013832 IMAGE ENCODING DEVICE Non-Final OA MIRISE Technologies Corporation
19000287 NEURAL NETWORK BASED PHYSICAL CONDITION EVALUATION OF ELECTRONIC DEVICES, AND ASSOCIATED SYSTEMS AND METHODS Non-Final OA ecoATM, LLC

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Frequently Asked Questions

What is examiner Xuemei G Chen's allowance rate?

77.1% of resolved applications examined by Xuemei G Chen were allowed (593 resolved cases), compared with 74.2% across Art Unit 2624 over the last five years.

Does an interview help with examiner Xuemei G Chen?

This examiner's interview lift is +25.6 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 G Chen take to allow a patent?

Applications allowed by Xuemei G Chen took 939 days on average from filing to allowance.

Which art unit does examiner Xuemei G Chen work in?

Xuemei G Chen examines applications in Art Unit 2624 in Tech Center 2600 (Communications).

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