Prosecution Insights
Last updated: October 02, 2026

Examiner: ZIMMERMAN, MATTHEW E

Tech Center 3600 • Art Units: 3625 3683 3684 3688

This examiner grants 52% of resolved cases

Analysis

Matthew E Zimmerman works in Tech Center 3600 and Art Unit 3625, having resolved 569 cases. The examiner has an allowance rate of 51.7 percent. This 51.7 percent rate suggests that about half of the applications reach allowance under this examiner's review. The 569 resolved cases provide a clear statistical picture of the challenges and opportunities present in this examiner's art unit in Tech Center 3600.

The median days to allowance is 1345 days. The interview lift is 46.2 percent. This 46.2 percent lift indicates that interviews are a critical tool for practitioners to significantly improve the likelihood of a positive outcome. By engaging in an interview, the baseline allowance rate can be substantially increased. The 1345 days median timeline suggests a longer prosecution period, making the lift even more valuable as a means to reach a resolution. These data points highlight the importance of oral advocacy in Art Unit 3625.

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

Performance Statistics

51.7%
Allow Rate
At TC average
593
Total Applications
+46.2%
Interview Lift
1345
Avg Prosecution Days
Based on 569 resolved cases, 2023–2026

Rejection Statute Breakdown

32.7%
§101 Eligibility
16.0%
§102 Novelty
29.3%
§103 Obviousness
16.1%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18653570 Systems and Methods for Producing Articles of Footwear Having Customized Stability Non-Final OA NIKE, Inc.
18403216 Systems and Methods for Customizing Articles of Footwear Non-Final OA NIKE, Inc.
18949025 Information Providing System, Oscillator Providing System, And Processing Method Final Rejection SEIKO EPSON CORPORATION
18964112 RE-RANKING QUERY SEARCH RESULTS USING TEMPORAL-BEHAVIORAL AND CONTEXT-AWARE FEATURES Non-Final OA Walmart Apollo, LLC
18237570 SYSTEM, METHOD, AND MEDIUM FOR USER SPECIFIC DATA DISTRIBUTION OF CROWD-SOURCED DATA Non-Final OA PayPal, Inc.
18190423 INTEGRATION PLATFORM FOR INTERFACING WITH THIRD PARTY CHANNELS Non-Final OA PAYPAL, INC.
18925681 SEARCH DEVICE, SEARCH METHOD, AND RECORDING MEDIUM Final Rejection Rakuten Group, Inc.
18986611 METHOD, MEDIUM, AND SYSTEM FOR INTELLIGENT ONLINE PERSONAL ASSISTANT WITH IMAGE TEXT LOCALIZATION Non-Final OA eBay Inc.
18066140 METHOD AND MEDIUM FOR CUSTOMER PRODUCT RECOMMENDATIONS Non-Final OA Hewlett Packard Enterprise Development LP
18358778 SYSTEMS AND METHODS FOR USER PERSONALIZATION AND RECOMMENDATIONS Final Rejection NBTV Channels, LLC

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