Prosecution Insights
Last updated: October 01, 2026

Examiner: STEPHENS, AMELIA CAROLE

Tech Center 1600 • Art Units: 1644 1645 1656 1675 1677

This examiner grants 86% of resolved cases

Analysis

Amelia Carole Stephens is an examiner in Tech Center 1600 and Art Unit 1644. The examiner has 7 resolved cases in the current data set. The allowance rate is 85.7 percent, which indicates that a majority of applications reach issuance. This percentage provides a baseline for practitioners to evaluate the probability of a grant when assigned to this specific examiner.

The interview lift is 33.3 percent. This significant lift indicates that conducting an interview with the examiner correlates with a much higher likelihood of securing an allowance. Practitioners can use this 33.3 percent figure to justify the resources spent on direct communication, as it represents a measurable improvement in the probability of success. This impact is a notable feature of the examiner's historical data.

The median time to allowance is 1020 days. This duration represents the typical timeframe for successful applications to move from filing to issuance. With 7 resolved cases as the basis for these metrics, the profile provides an indication of the timeline and success rates expected in Art Unit 1644. These figures help practitioners manage expectations regarding the duration of the process in Tech Center 1600.

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

Performance Statistics

85.7%
Allow Rate
+25.7% vs TC avg
39
Total Applications
+33.3%
Interview Lift
1020
Avg Prosecution Days
Based on 7 resolved cases, 2023–2026

Rejection Statute Breakdown

6.4%
§101 Eligibility
19.6%
§102 Novelty
28.8%
§103 Obviousness
27.4%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18290730 DE-CLUSTERING INHIBITORS OF PTPRA Non-Final OA The Regents of the University of California
18248436 COMPOSITIONS AND METHODS INVOLVING ANTIBODY CONSTRUCTS Non-Final OA The Board of Trustees of the Leland Stanford Junior University
19066479 CWP2 PROTEIN AS AN EFFECTIVE VACCINE AGAINST CLOSTRIDIOIDES DIFFICILE INFECTION Non-Final OA UNIVERSITY OF SOUTH FLORIDA
18928711 COMPOSITION FOR PREVENTING OR TREATING ALZHEIMER'S DISEASE COMPRISING PHOSPHOLIPASE C ACTIVATOR AS AN ACTIVE INGREDIENT Non-Final OA Korea University Research and Business Foundation
18687542 PEPTIDE FOR DETECTING CA125 AND USE THEREOF Non-Final OA Ajou University Industry-Academic Cooperation Foundation
18519225 COMBINED USE OF UBENIMEX AND IMMUNE CHECKPOINT INHIBITOR Final Rejection NIPPON KAYAKU KABUSHIKI KAISHA
18265405 ANTI-EGFR CHIMERIC ANTIGEN RECEPTORS Non-Final OA Seattle Children's Hospital (dba Seattle Children's Research Institute)
18044195 IMMUNOTHERAPY COMPOSITION Non-Final OA GAMMADELTA THERAPEUTICS LIMITED

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