Prosecution Insights
Last updated: October 02, 2026

Examiner: MIKAILOFF, STEFAN

Tech Center 2800 • Art Units: 2831 2832 2833 2834 2839

This examiner grants 43% of resolved cases

Analysis

Stefan Mikailoff is an examiner in Tech Center 2800 and Art Unit 2831. The data includes 459 resolved cases for this examiner. These cases result in an allowance rate of 42.7 percent. This 42.7 percent allowance rate acts as a baseline for practitioners to evaluate the probability of a patent grant in this art unit.

The interview lift is 29.1 percent. This 29.1 percent lift measures the increase in the probability of allowance associated with conducting an interview. Practitioners may use this figure to decide on the utility of direct communication with the examiner. The allowance rate and the lift together offer a statistical overview of the examiner's history.

The median days to allowance is 918. This 918-day figure represents the median duration required for an application to reach allowance under this examiner's review. With 459 resolved cases as the sample, the timeline serves as a basis for planning. Practitioners can use this metric to set expectations for the duration of the prosecution process in Tech Center 2800.

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

Performance Statistics

42.7%
Allow Rate
-25.3% vs TC avg
477
Total Applications
+29.1%
Interview Lift
918
Avg Prosecution Days
Based on 459 resolved cases, 2023–2026

Rejection Statute Breakdown

5.4%
§101 Eligibility
9.3%
§102 Novelty
35.8%
§103 Obviousness
46.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18877711 ROTOR OF AN ELECTRIC MACHINE Non-Final OA Robert Bosch GmbH
19037361 ELECTRIC APPARATUS Non-Final OA HONDA MOTOR CO., LTD.
18683317 Assembly for an Electric Machine of a Motor Vehicle, Method and Motor Vehicle Final Rejection Bayerische Motoren Werke Aktiengesellschaft
18938292 KINETIC ENERGY RECYCLING SYSTEM Non-Final OA SOLUTION LEADER TECHNOLOGY CO., LTD.

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