Prosecution Insights
Last updated: October 02, 2026

Examiner: KATCHEVES, BASIL S

Tech Center 3600 • Art Units: 3633 3635 3638

This examiner grants 72% of resolved cases

Analysis

Basil S. Katcheves examines cases in Tech Center 3600 and Art Unit 3633. Across 1260 resolved cases, the examiner has an allowance rate of 72.2%. The median time to reach an allowance is 866 days. This duration provides a benchmark for the prosecution timeline for applications under his review.

The data shows an interview lift of 17.4%. This positive lift indicates that interviews improve the probability of allowance compared to the 72.2% baseline. Practitioners should factor this 17.4% lift into their strategy for the 1260 resolved cases. The 866-day median pendency is a key metric for applicants in Tech Center 3600. These statistics from Art Unit 3633 offer a data-grounded view of the examiner's historical performance. Direct engagement remains a viable option for further improving the probability of success.

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

Performance Statistics

72.2%
Allow Rate
+20.2% vs TC avg
1,288
Total Applications
+17.4%
Interview Lift
866
Avg Prosecution Days
Based on 1260 resolved cases, 2023–2026

Rejection Statute Breakdown

0.3%
§101 Eligibility
23.5%
§102 Novelty
46.9%
§103 Obviousness
18.4%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18440038 WINDOW WITH A VENT WINDOW ASSEMBLY FOR A VEHICLE Non-Final OA AIRBUS HELICOPTERS
19202631 SYSTEMS AND METHODS FOR BUILDING ELEVATED STRUCTURES Non-Final OA 3JR, 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