Prosecution Insights
Last updated: October 26, 2026

Aftab N Khan, USPTO Patent Examiner

Listed by the USPTO as KHAN, AFTAB N

Tech Center 2400 • Art Units: 2454

This examiner grants 80% of resolved cases

Analysis

KHAN, AFTAB N is a USPTO patent examiner in tech center 2400 and art unit 2454. The profile includes 462 resolved cases, an allowance rate of 80.5%, and a median of 1173 days to allowance. Interview lift is 48.1%, showing a substantially higher allowance outcome for interview-associated cases than for the corresponding non-interview cases in the profile.

The recorded companies are Centripetal Networks LLC, Hewlett Packard Enterprise Development L.P., and Pemba Acquisition Sub Ii LLC. BANNER & WITCOFF, LTD. is the listed leading firm. The interview result makes examiner interaction a significant consideration when developing prosecution strategy. The allowance rate provides the broader historical context, while the median timing can help counsel set expectations for the path from filing activity to allowance.

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

Performance Statistics

80.5%
Allow Rate
+22.5% vs TC avg
482
Total Applications
+48.1%
Interview Lift
1173
Avg Prosecution Days
Based on 462 resolved cases, 2023–2026

Rejection Statute Breakdown

11.0%
§101 Eligibility
15.4%
§102 Novelty
51.5%
§103 Obviousness
17.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18608208 EFFICIENT MULTICAST TRAFFIC DISTRIBUTION IN AN OVERLAY NETWORK USING UNDERLAY MULTICAST DISTRIBUTION Final Rejection HEWLETT PACKARD ENTERPRISE DEVELOPMENT LP

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Frequently Asked Questions

What is examiner Aftab N Khan's allowance rate?

80.5% of resolved applications examined by Aftab N Khan were allowed (462 resolved cases), compared with 65.4% across Art Unit 2454 over the last five years.

Does an interview help with examiner Aftab N Khan?

This examiner's interview lift is +48.1 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Aftab N Khan take to allow a patent?

Applications allowed by Aftab N Khan took 1,173 days on average from filing to allowance.

Which art unit does examiner Aftab N Khan work in?

Aftab N Khan examines applications in Art Unit 2454 in Tech Center 2400 (Networking & Security).

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