Prosecution Insights
Last updated: October 01, 2026

Examiner: CHEN, XUEMEI G

Tech Center 2600 • Art Units: 2624 2661 2664 2668

This examiner grants 77% of resolved cases

Analysis

Xuemei G. Chen, an examiner in Tech Center 2600 and Art Unit 2624, has 587 resolved cases. The allowance rate is 77.0%, which is quite high. The median days to allowance is 941, showing a relatively efficient process for successful applications. This 941-day timeline is a standard expectation in Art Unit 2624. The 77.0% rate suggests a favorable environment for patent applicants.

The interview lift is 25.6%. This suggests that interviews provide a helpful boost to the 77.0% allowance rate. In Tech Center 2600, the 941-day median pendency is a reliable metric for planning. The 587 resolved cases provide a strong foundation for these statistics. The 25.6% lift indicates that direct communication can be used to finalize allowable subject matter.

Applicants should be encouraged by the 77.0% allowance rate and the 941-day median to allowance. The 25.6% interview lift can be used to resolve any remaining technical issues. In Art Unit 2624, this examiner's profile is favorable for practitioners. The 587 cases of experience suggest a predictable and efficient path to grant.

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

Performance Statistics

77.0%
Allow Rate
+15.0% vs TC avg
606
Total Applications
+25.6%
Interview Lift
941
Avg Prosecution Days
Based on 587 resolved cases, 2023–2026

Rejection Statute Breakdown

11.8%
§101 Eligibility
13.0%
§102 Novelty
61.3%
§103 Obviousness
10.5%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18243050 Multi-Modal Feedback for Mobile Dimensioning Non-Final OA Zebra Technologies Corporation
18781937 Condition-Aware Generation of Panoramic Imagery Non-Final OA GOOGLE LLC
19082336 INFORMATION PROCESSING APPARATUS, CONTROL METHOD FOR INFORMATION PROCESSING APPARATUS, AND STORAGE MEDIUM Non-Final OA CANON KABUSHIKI KAISHA
18489757 INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING METHOD, AND PROGRAM Non-Final OA CANON KABUSHIKI KAISHA
18663002 SYSTEMS AND METHODS FOR DATA PROCESSING Non-Final OA SHANGHAI UNITED IMAGING HEALTHCARE CO., LTD.
18269101 ANALYSIS APPARATUS, ANALYSIS SYSTEM, ANALYSIS PROGRAM, AND ANALYSIS METHOD Final Rejection Konica Minolta, Inc.
18799518 MACHINE LEARNING MULTIPLE FEATURES OF DEPICTED ITEM Non-Final OA Microsoft Technology Licensing, LLC
18315462 DATA ACQUISITION APPARATUS, DATA ACQUISITION METHOD, AND NON-TRANSITORY COMPUTER-READABLE MEDIUM Final Rejection Yokogawa Electric Corporation
18663219 SYSTEM FOR SUPPORTING REUSE OF LITHIUM-ION SECONDARY BATTERY Non-Final OA NGK INSULATORS, LTD.
18871210 METHOD AND COMPUTER SYSTEM FOR ANALYZING GASTRIC ENDOSCOPIC IMAGE UTILIZING IMAGE SEGMENTATION TECHNOLOGY Non-Final OA Ton-Yen General Hospital

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