Prosecution Insights
Last updated: October 04, 2026

Examiner: ELL, MATTHEW

Tech Center 2100 • Art Units: 2141 2145 2147 2171 2172 2174

This examiner grants 67% of resolved cases

Analysis

Matthew Ell has resolved 386 cases in Art Unit 2141 of Tech Center 2100. The examiner maintains an allowance rate of 66.6 percent, which suggests a generally favorable environment for patent applicants. This 66.6 percent rate indicates that a majority of cases reaching a final resolution result in a patent grant.

The interview lift is 21.9 percent. This indicates that interviews are an effective tool for securing an allowance, providing a meaningful boost to the probability of success. The 21.9 percent lift suggests that direct engagement is a useful strategy for overcoming any remaining hurdles and reaching an agreement with the examiner.

The median days to allowance is 1446. This reflects a relatively long prosecution process in Art Unit 2141. The 1446-day benchmark is an important consideration for practitioners when managing the expected duration of the prosecution process.

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

Performance Statistics

66.6%
Allow Rate
+11.6% vs TC avg
392
Total Applications
+21.9%
Interview Lift
1446
Avg Prosecution Days
Based on 386 resolved cases, 2023–2026

Rejection Statute Breakdown

14.0%
§101 Eligibility
17.2%
§102 Novelty
50.1%
§103 Obviousness
14.5%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
16874778 SYSTEMS AND METHODS FOR IMPLEMENTING STANDARD OPERATING PROCEDURES IN A GRAPHICAL DISPLAY CONFIGURATION Final Rejection FISHER-ROSEMOUNT SYSTEMS, INC.
17660675 DATA PROCESSING DEVICE AND DATA PROCESSING METHOD Final Rejection Canon Kabushiki Kaisha
17895173 HYPERDIMENSIONAL LEARNING USING VARIATIONAL AUTOENCODER Non-Final OA The Regents of the University of California
18714086 DISTRIBUTED REWARD DECOMPOSITION FOR REINFORCEMENT LEARNING Non-Final OA Telefonaktiebolaget LM Ericsson (publ)
18384465 Document Generation Method and Electronic Device and Non-transitory Readable Storage Medium Non-Final OA VIVO MOBILE COMMUNICATION CO., LTD.
18667359 Information Processing Method and Apparatus Final Rejection Yinwang Intelligent Technologies Co., Ltd.
18595389 FEDERATED LEARNING METHOD AND DEVICE USING DEVICE CLUSTERING Non-Final OA AJOU UNIVERSITY INDUSTRY-ACADEMIC COOPERATION FOUNDATION

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