Prosecution Insights
Last updated: October 27, 2026

Kelah Janae Mcfarland-Barnes, USPTO Patent Examiner

Listed by the USPTO as MCFARLAND-BARNES, KELAH JANAE

Tech Center 2400 • Art Units: 2431

This examiner grants 80% of resolved cases

Analysis

Kelah Janae McFarland-Barnes is an examiner in Tech Center 2400, specifically Art Unit 2431. With 10 resolved cases, her prosecution history shows an allowance rate of 80.0 percent. This rate indicates a favorable environment for applicants seeking to secure patent rights. Practitioners should note that the interview lift is 8.3 percent, which suggests that conducting an interview is associated with a higher probability of allowance compared to the baseline rate of 80.0 percent.

The median time to allowance for this examiner is 1148 days. This duration reflects the typical prosecution timeline for cases that eventually reach allowance in Art Unit 2431. Companies such as University of Florida Research Foundation Inc., RTX Corporation, and Nippon Telegraph and Telephone Corporation have navigated this examiner's docket. Legal representation has included firms like ALSTON & BIRD LLP, Brooks Kushman P.C., and FIG. 1 Patents.

The interview lift of 8.3 percent is a useful data point for strategy, as it implies that verbal negotiation provides a measurable benefit. Applicants should prepare for a 1148-day median wait for successful outcomes. Given the 80.0 percent allowance rate, prosecution before this examiner offers a strong likelihood of success, and the 10 resolved cases provide an initial baseline for understanding her disposition trends.

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

Performance Statistics

80.0%
Allow Rate
+22.0% vs TC avg
30
Total Applications
+8.3%
Interview Lift
1148
Avg Prosecution Days
Based on 10 resolved cases, 2023–2026

Rejection Statute Breakdown

10.5%
§101 Eligibility
10.5%
§102 Novelty
60.5%
§103 Obviousness
15.1%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19025063 SYSTEM AND METHOD FOR PERFORMING MULTICAST AUTHENTICATION IN NETWORK-ON-CHIP SYSTEMS Final Rejection University of Florida Research Foundation, Incorporated
18873542 RISK EVALUATION DEVICE, RISK EVALUATION METHOD, AND RISK EVALUATION PROGRAM Non-Final OA Nippon Telegraph and Telephone Corporation
18563236 COMPUTER-IMPLEMENTED METHOD AND SURVEILLANCE ARRANGEMENT FOR IDENTIFYING MANIPULATIONS OF CYBER-PHYSICAL-SYSTEMS AS WELL AS COMPUTER-IMPLEMENTED-TOOL AND CYBER-PHYSICAL-SYSTEM Non-Final OA Siemens Aktiengesellschaft
19307354 DATA RETRIEVAL SYSTEM WITH CONTROLLED ACCESS BASED UPON SECURITY LEVELS Non-Final OA RTX Corporation
18786766 SYSTEMS AND METHODS FOR DETECTING VISUALLY SIMILAR EMAILS Final Rejection Cisco Technology, Inc.
18794267 NETWORK SLICING WITH EDGE SECURITY SERVICES IN COMMUNICATION NETWORKS Final Rejection T-MOBILE INNOVATIONS LLC
18755755 SYSTEM AND METHOD FOR DETECTING ANOMALIES WITHIN AN AVIONICS AND VETRONICS NETWORK Non-Final OA Honeywell International Inc.
18391973 AUTHENTICATION BASED ON MODULATED AUDITORY INPUT Non-Final OA Motorola Mobility LLC

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Frequently Asked Questions

What is examiner Kelah Janae Mcfarland-Barnes's allowance rate?

80.0% of resolved applications examined by Kelah Janae Mcfarland-Barnes were allowed (10 resolved cases), compared with 76.5% across Art Unit 2431 over the last five years.

Does an interview help with examiner Kelah Janae Mcfarland-Barnes?

This examiner's interview lift is +8.3 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Kelah Janae Mcfarland-Barnes take to allow a patent?

Applications allowed by Kelah Janae Mcfarland-Barnes took 1,148 days on average from filing to allowance.

Which art unit does examiner Kelah Janae Mcfarland-Barnes work in?

Kelah Janae Mcfarland-Barnes examines applications in Art Unit 2431 in Tech Center 2400 (Networking & Security).

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