Prosecution Insights
Last updated: October 02, 2026

Examiner: TONG, JUSTIN CHE-CHUN

Tech Center 6200 • Art Units: 2100 2196 6213

This examiner grants 46% of resolved cases

Analysis

Justin Che-Chun Tong is an examiner in Tech Center 6200, working in Art Unit 2100. The data is based on 33 resolved cases. The allowance rate is 45.5 percent, which suggests a rigorous examination process for the cases that have reached a final resolution. This 45.5 percent rate provides a baseline for practitioners to evaluate their chances.

The interview lift is 32.7 percent. This 32.7 percent lift indicates that interviews are an effective tool for increasing the chances of allowance. Practitioners should consider an interview, as this lift can improve the baseline 45.5 percent allowance rate and help move applications toward a grant for the 33 resolved cases handled by Tong.

The median days to allowance is 1249. This 1249-day timeframe provides a benchmark for the duration of the prosecution process. With 33 resolved cases and a 32.7 percent interview lift, the 1249-day median is a metric for developing a strategy when working with this examiner in Art Unit 2100.

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

Performance Statistics

45.5%
Allow Rate
-14.5% vs TC avg
55
Total Applications
+32.7%
Interview Lift
1249
Avg Prosecution Days
Based on 33 resolved cases, 2023–2026

Rejection Statute Breakdown

20.6%
§101 Eligibility
16.8%
§102 Novelty
47.7%
§103 Obviousness
12.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18903771 OPTIMIZING THROUGHPUT OF MACHINE-LEARNING APPLICATIONS Non-Final OA THE TORONTO-DOMINION BANK
18076366 METHODS AND APPARATUS TO SERVICE WORKLOADS LOCALLY AT A COMPUTING DEVICE Non-Final OA Intel Corporation
18750799 METHODS AND SYSTEMS TO VERIFY ENTITY STATE-QUANTITY VALUES FOR ASYNCHRONOUS OPERATIONS Non-Final OA Stripe, Inc.
18193546 SHADOW SATISFIABILITY MODULO THEORIES SOLVER SYSTEMS Final Rejection Amazon Technologies, Inc.
17891770 ASYNCHRONOUS CANCELLATION OF REQUESTS FOR PROCESSING ENGINES Final Rejection Microsoft Technology Licensing, LLC
18201702 FLEXIBLE AND AUTOMATED OBJECT MAINTENANCE BASED ON ARBITRARY OBJECT TYPES Final Rejection SAP SE
17951639 SYSTEMS AND METHODS FOR EFFICIENT SCALABILITY AND HIGH AVAILABILITY OF APPLICATIONS IN CONTAINER ORCHESTRATION CLOUD ENVIRONMENT Non-Final OA OPEN TEXT INC.
18728800 TASK PROCESSING METHOD AND APPARATUS, DEVICE, AND MEDIUM Non-Final OA Beijing Volcano Engine Technology Co., Ltd.
18644810 SECURE RESOURCE MANAGEMENT TO PREVENT RESOURCE ABUSE Final Rejection EQUIFAX INC.
18085902 MULTI-LEVEL SCHEDULING FOR IMPROVED QUALITY OF SERVICE Final Rejection ADVANCED MICRO DEVICES, INC.
17578066 SYSTEM AND METHOD FOR SCHEDULING IN A COMPUTING SYSTEM Final Rejection Advanced Micro Devices, Inc.
18051303 CLUSTER MANAGEMENT PLUGIN WITH SUPPORT FOR MULTIPLE CLUSTERS AND CLUSTER MANAGERS Non-Final OA Dell Products L.P.
17966675 PARA-VIRTUALIZED DRIVERS FOR PLATFORM AND CLOUD COMPUTE MANAGEMENT Non-Final OA DELL PRODUCTS L.P.
17334990 PARALLEL DECOMPOSITION AND RESTORATION OF DATA CHUNKS Non-Final OA QOMPLX LLC
18129098 MULTI-PROCESSING ACCELERATING METHOD AND SYSTEM BASED ON ELECTRONIC-SYSTEM-LEVEL VIRTUAL PLATFORM Final Rejection MONTAGE TECHNOLOGY CO., LTD.

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