Prosecution Insights
Last updated: October 02, 2026

Examiner: WALTER, KATHERINE JUNE

Tech Center 3600 • Art Units: 3642 3647

This examiner grants 71% of resolved cases

Analysis

Katherine June Walter examines applications in Tech Center 3600 and Art Unit 3642, with 105 resolved cases to date. Her allowance rate of 71.4% indicates that a majority of applications under her review are eventually granted. This 71.4% figure suggests a moderately accessible path to patent protection for applicants in this art unit. The 105 resolved cases provide a focused look at her examination style within Tech Center 3600.

The data shows an interview lift of 20.4%, suggesting that interviews are a productive use of resources when prosecuting before this examiner. This 20.4% lift provides a clear incentive for practitioners to schedule discussions to bridge gaps in understanding or resolve technical rejections. The median days to allowance is 778, which offers a benchmark for the expected duration of the prosecution cycle. Applicants can use this 778-day median to plan their filing and response schedules in Art Unit 3642.

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

Performance Statistics

71.4%
Allow Rate
+19.4% vs TC avg
119
Total Applications
+20.4%
Interview Lift
778
Avg Prosecution Days
Based on 105 resolved cases, 2023–2026

Rejection Statute Breakdown

1.7%
§101 Eligibility
23.9%
§102 Novelty
45.9%
§103 Obviousness
26.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19489827 SYSTEM FOR DE-ICING A SURFACE OF AN AIRCRAFT Non-Final OA SAFRAN AEROSYSTEMS
18737093 Hybrid Flight Control System Non-Final OA Textron Aviation Inc.

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