Prosecution Insights
Last updated: October 02, 2026

Examiner: ELLIS, MATTHEW J

Tech Center 2100 • Art Units: 2152 2153 2159 2165

This examiner grants 70% of resolved cases

Analysis

Matthew J. Ellis has resolved 331 cases in Art Unit 2152 of Tech Center 2100. The examiner maintains an allowance rate of 69.5 percent, which suggests a generally favorable environment for patent applicants. This 69.5 percent rate indicates that a majority of cases reaching a final resolution result in a patent grant.

The interview lift is 30.3 percent. This indicates that interviews are highly effective at moving cases toward an allowance, providing a significant boost to the probability of success. The 30.3 percent lift suggests that direct engagement is a very productive strategy for resolving issues and reaching an agreement with the examiner.

The median days to allowance is 1250. This duration provides a benchmark for the expected time to reach a resolution in Art Unit 2152. The 1250-day timeline is a useful reference point for practitioners when planning the overall prosecution strategy.

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

Performance Statistics

69.5%
Allow Rate
+14.5% vs TC avg
350
Total Applications
+30.3%
Interview Lift
1250
Avg Prosecution Days
Based on 331 resolved cases, 2023–2026

Rejection Statute Breakdown

12.7%
§101 Eligibility
13.8%
§102 Novelty
59.4%
§103 Obviousness
6.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19188182 TECHNIQUE FOR CONSTRUCTING AND MAINTAINING AN APPLICATION-TO-FRIEND INDEX Final Rejection Snap Inc.
18636844 Artificial Intelligence Generated Badges for Search Non-Final OA Google LLC
18791274 SYSTEMS AND METHODS OF INCIDENT RESOLUTION USING CHUNKING, VECTOR EMBEDDING, AND CLUSTERING TECHNIQUES Non-Final OA Fidelity Information Services, LLC
19084981 OBSERVATION STREAM ENGINE IN A SECURITY MANAGEMENT SYSTEM Final Rejection Microsoft Technology Licensing, LLC
18736226 TECHNIQUES FOR ACCELERATING QUERIES USING MULTIPLE GRAPHICS PROCESSING UNITS Non-Final OA Microsoft Technology Licensing, LLC
18208840 USING AN ONTOLOGICALLY TYPED GRAPH TO ENHANCE THE ACCURACY OF A LARGE LANGUAGE MODEL BASED ANALYSIS SYSTEM Final Rejection Microsoft Technology Licensing, LLC
17877440 SYSTEMS AND METHODS FOR IDENTIFYING TARGETED DATA Non-Final OA OneTrust, LLC
18740944 Hybrid Model Of Fine-Grained Locking And Data Partitioning Non-Final OA NetApp, Inc.
18371923 WEB SERVICES FOR CREATION AND MAINTENANCE OF SMART ENTITIES FOR CONNECTED DEVICES Final Rejection Johnson Controls Tyco IP Holdings LLP
18814730 METHOD FOR SEARCHING STORAGE UNIT FOR OUTPUT DATA CORRESPONDING TO INPUT DATA Final Rejection BEIJING HORIZON INFORMATION TECHNOLOGY CO., LTD.

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