Prosecution Insights
Last updated: October 04, 2026

Examiner: KHAN, AFTAB N

Tech Center 2400 • Art Units: 2454

This examiner grants 80% of resolved cases

Analysis

Aftab N. Khan is an examiner in Tech Center 2400 and Art Unit 2454. The examiner has 456 resolved cases, which represents a significant volume of work. This large number of cases suggests that the statistical data is based on a broad range of prosecution scenarios. The allowance rate for these cases is 80.3 percent.

The median days to allowance is 1176. This 1176 days figure provides a clear expectation for the duration of successful patent applications. Practitioners should factor this median into their long term planning when filing in Art Unit 2454. The 80.3 percent allowance rate indicates that the majority of cases handled by this examiner result in a grant.

The interview lift is 49.7 percent. This lift is a substantial increase, suggesting that interviews are a highly effective tool for overcoming rejections and reaching an allowance. Practitioners should prioritize scheduling interviews to take advantage of this 49.7 percent improvement in outcomes. The 456 resolved cases provide a high degree of confidence in these performance metrics.

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

Performance Statistics

80.3%
Allow Rate
+22.3% vs TC avg
477
Total Applications
+49.7%
Interview Lift
1176
Avg Prosecution Days
Based on 456 resolved cases, 2023–2026

Rejection Statute Breakdown

10.9%
§101 Eligibility
15.4%
§102 Novelty
51.4%
§103 Obviousness
17.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18670043 Methods and Systems for Efficient Virtualization of Inline Transparent Computer Networking Devices Non-Final OA Centripetal Networks, LLC
18608208 EFFICIENT MULTICAST TRAFFIC DISTRIBUTION IN AN OVERLAY NETWORK USING UNDERLAY MULTICAST DISTRIBUTION Final Rejection HEWLETT PACKARD ENTERPRISE DEVELOPMENT LP
18742958 VIRTUAL CXL SWITCH Final Rejection Pemba Acquisition Sub II, LLC

Facing This Examiner?

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

Build Your Strategy

Who Appears Before This Examiner

Top companies before this examiner

Law firms appearing most often

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