Prosecution Insights
Last updated: October 02, 2026

Examiner: ZARROLI, MICHAEL C

Tech Center 3600 • Art Units: 2831 2833 2839 3649 3658 3664

This examiner grants 72% of resolved cases

Analysis

Michael C. Zarroli is an examiner in Art Unit 2831 of Tech Center 3600. He has 971 resolved cases with an allowance rate of 72.4 percent. This 72.4 percent rate indicates a likelihood of obtaining a patent grant. The median days to allowance is 837. This 837-day figure is a timeline for Tech Center 3600. Practitioners should communicate this duration to their clients as a benchmark for success in Art Unit 2831.

The interview lift is 15.6 percent. This 15.6 percent lift shows that direct communication can improve the chances of success. With 971 resolved cases, the 72.4 percent allowance rate is a reliable indicator of the examiner's performance. The lift suggests that the examiner is receptive to verbal arguments. The data from Art Unit 2831 points to a relatively fast prosecution path. Practitioners can use the 837-day median and the 15.6 percent lift to refine their strategy.

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

Performance Statistics

72.4%
Allow Rate
+20.4% vs TC avg
989
Total Applications
+15.6%
Interview Lift
837
Avg Prosecution Days
Based on 971 resolved cases, 2023–2026

Rejection Statute Breakdown

4.7%
§101 Eligibility
25.7%
§102 Novelty
30.1%
§103 Obviousness
38.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19158078 PROCESSING SYSTEM, PROCESSING METHOD, AND NON-TRANSITORY COMPUTER-READABLE MEDIUM Non-Final OA NEC Corporation
19215641 METHOD AND APPARATUS FOR ESTIMATING BRAKE WEAR EMISSIONS OF VEHICLE Non-Final OA Kia Corporation
19226948 POWER SUPPLY SYSTEM AND PROGRAM Non-Final OA DENSO CORPORATION
19253255 MULTI-CABLE INTERCONNECT CONNECTION SYSTEM Non-Final OA MELLANOX TECHNOLOGIES, LTD.
18896377 VEHICLE CONTROL SYSTEM AND METHOD Final Rejection Transportation IP Holdings, LLC
18945586 SMART CONNECTOR AND METHOD OF MANUFACTURING SAME USING AN APPLICATION SPECIFIC ELECTRONICS PACKAGING MANUFACTURING PROCESS Final Rejection Molex, LLC
19101924 METHOD AND SYSTEM FOR EXPLORING A REAL-WORLD ENVIRONMENT Non-Final OA Dyson Technology Limited

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