Prosecution Insights
Last updated: October 04, 2026

Examiner: STEIN, LEAH ELIZABETH

Tech Center 1600 • Art Units: 1641

This examiner grants 100% of resolved cases

Analysis

Leah Elizabeth Stein has a single resolved case in Art Unit 1641 of Tech Center 1600. This case resulted in an allowance, leading to a 100.0% allowance rate. The time to allowance for this case was 1064 days. This single data point provides an early and narrow view of the examiner's performance for applications assigned to her in Tech Center 1600. The 1064 days represent the total duration for the prosecution of this specific matter.

The interview lift of 0.0% reflects the limited data available, as no interview was recorded for this 1 resolved case. While the 100.0% allowance rate is the maximum possible, it is based on a very small sample size. Practitioners should note that the 1064 median days to allowance is the only available timeline metric. As more cases are resolved in Art Unit 1641, these figures will likely evolve to provide a clearer picture of her long-term examination patterns. For now, the 100.0% rate and 0.0% lift define the current prosecution profile for this examiner.

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

Performance Statistics

100.0%
Allow Rate
+40.0% vs TC avg
2
Total Applications
+0.0%
Interview Lift
1064
Avg Prosecution Days
Based on 1 resolved cases, 2023–2026

Rejection Statute Breakdown

0%
§101 Eligibility
0%
§102 Novelty
28.6%
§103 Obviousness
42.9%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18271364 Interleukin-37, Chimeric Antigen Receptors, Nucleic Acids, and Vectors Encoding the Same and Uses in Cancer Therapies Final Rejection Children's Healthcare of Atlanta, Inc.

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