Prosecution Insights
Last updated: October 02, 2026

Examiner: LEVEL, BARBARA HENRY

Tech Center 4100 • Art Units: 2122 2126 2142 2144 2147 2175 2875 4100

This examiner grants 72% of resolved cases

Analysis

Barbara Henry Level is an examiner in Tech Center 4100 and Art Unit 2122. She has 347 resolved cases, resulting in an allowance rate of 71.8 percent. This 71.8 percent rate indicates that more than seven out of ten applications she resolves reach issuance. For practitioners, this figure suggests a high probability of success. The 347 resolved cases offer a solid foundation for evaluating her prosecution trends in Tech Center 4100.

The interview lift is 28.0 percent, which is a significant boost to the chances of success. This 28.0 percent increase suggests that personal interaction with the examiner is a highly effective way to overcome rejections. The median days to allowance is 989, providing a typical prosecution timeline of just under three years. Practitioners should use the 989-day median as a benchmark for their patent strategy and consider the 28.0 percent lift as a primary tool for advancing their claims. The data indicates that active engagement with the examiner is a productive strategy in Art Unit 2122. Applicants can expect a relatively predictable process with a 71.8 percent chance of success.

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

Performance Statistics

71.8%
Allow Rate
+11.8% vs TC avg
359
Total Applications
+28.0%
Interview Lift
989
Avg Prosecution Days
Based on 348 resolved cases, 2023–2026

Rejection Statute Breakdown

16.8%
§101 Eligibility
10.0%
§102 Novelty
48.4%
§103 Obviousness
16.9%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18333935 MODEL PROCESSING METHOD AND RELATED APPARATUS Non-Final OA HUAWEI TECHNOLOGIES CO., LTD.
18429178 ARTIFICIALLY INTELLIGENT ASSISTANT FOR WORK PROTOCOLS Non-Final OA The Boeing Company
18773452 NAME MATCHING ENGINE BOOSTED BY MACHINE LEARNING Non-Final OA Oracle International Corporation
18285367 AUTOMATED HANDLING OF DATA DRIFT IN EDGE CLOUD ENVIRONMENTS Non-Final OA Telefonaktiebolaget LM Ericsson (publ)
18537053 METHODS AND SYSTEMS FOR DETERMINING A CONVERSION RULE Non-Final OA Aptiv Technologies AG
18754313 HIERARCHICAL AND PEER PRUNING STRATEGIES FOR GENERATIVE ARTIFICIAL INTELLIGENCE MODELS IN TELECOMMUNICATIONS NETWORKS Non-Final OA INTERNATIONAL BUSINESS MACHINES CORPORATION
18531518 DETERMINING AN ARTIFICIAL INTELLIGENCE (AI) MODEL ARCHITECTURE FROM A PARETO-OPTIMAL CONFIGURATION CURVE Non-Final OA International Business Machines Corporation
18287686 Method and System for Robot Navigation in Unknown Environments Non-Final OA Cambridge Enterprise Limited
18402405 DETERMINING SIMULATION FIDELITY USING NEURAL NETWORK EMBEDDINGS Non-Final OA GM Cruise Holdings LLC

Facing This Examiner?

IP Author analyzes examiner patterns and generates tailored response strategies with the highest chance of allowance.

Build Your Strategy

Sign in with your work email

Enter your email to receive a magic link. No password needed.

Personal email addresses (Gmail, Yahoo, etc.) are not accepted.

Free tier: 3 strategy analyses per month