Prosecution Insights
Last updated: October 02, 2026

Examiner: ELLIS, CHRISTOPHER P

Tech Center 3600 • Art Units: 3642 3643 3644

This examiner grants 82% of resolved cases

Analysis

Christopher P Ellis is assigned to Tech Center 3600 and Art Unit 3642, having overseen 765 resolved cases. The examiner has an allowance rate of 82.2 percent. The median days to allowance for these cases is 943, offering a reliable timeframe for applicants seeking a patent in this art unit.

The interview lift is 0.5 percent, which shows that interviews have an impact of 0.5 percent on the 82.2 percent allowance rate. This suggests that the examiner's determinations are primarily based on written submissions. With 765 resolved cases, the data provides confidence in these performance metrics.

Practitioners should note that the standard prosecution path is likely as effective as one involving oral arguments. The 943-day median pendency is a central factor for applications. The 0.5 percent interview lift indicates that the grant rate is achieved through the standard examination process.

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

Performance Statistics

82.2%
Allow Rate
+30.2% vs TC avg
774
Total Applications
+0.5%
Interview Lift
943
Avg Prosecution Days
Based on 765 resolved cases, 2023–2026

Rejection Statute Breakdown

1.5%
§101 Eligibility
32.6%
§102 Novelty
34.0%
§103 Obviousness
15.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18902344 MAGNETIC LOCKING SYSTEM OF AN ELECTRIC AIRCRAFT ROTOR AND METHODS THEREOF Non-Final OA BETA AIR LLC

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