Prosecution Insights
Last updated: October 02, 2026

Examiner: FERRELL, CARTER W

Tech Center 3600 • Art Units: 2857 2863 3625

This examiner grants 62% of resolved cases

Analysis

Carter W Ferrell serves in Tech Center 3600 and Art Unit 2857, with 122 resolved cases. His allowance rate is 62.3 percent. This rate indicates a moderate to high likelihood of success for applicants in his art unit. The 62.3 percent allowance rate suggests that the examiner is receptive to well-supported patent applications in the electrical and semiconductor fields.

The interview lift is 45.8 percent. This is a very high lift, suggesting that interviews are an exceptionally effective strategy for securing an allowance. Given the 62.3 percent allowance rate, conducting an interview can significantly boost the chances of a positive outcome. For the 122 resolved cases, the 45.8 percent lift is a critical data point for practitioners to consider when planning their strategy.

The median days to allowance is 1134. This timeline reflects the typical duration for cases that reach a grant. With 122 resolved cases, the data highlights the importance of the 45.8 percent interview lift as a key strategic tool. The 1134-day median provides a realistic expectation for the time required to achieve a patent grant under this examiner.

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

Performance Statistics

62.3%
Allow Rate
+10.3% vs TC avg
142
Total Applications
+45.8%
Interview Lift
1134
Avg Prosecution Days
Based on 122 resolved cases, 2023–2026

Rejection Statute Breakdown

24.4%
§101 Eligibility
7.7%
§102 Novelty
43.7%
§103 Obviousness
22.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18696204 METHOD AND SYSTEM FOR SEISMIC ANOMALY DETECTION Non-Final OA ExxonMobil Technology and Engineering Company
18240498 Communication Method and Communication Apparatus for MRI Device Final Rejection Siemens Healthcare GmbH
18081682 UNIFIED BATTERY-STATUS OBSERVABILITY Non-Final OA International Business Machines Corporation

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