Prosecution Insights
Last updated: October 26, 2026

Kevin S Mai, USPTO Patent Examiner

Listed by the USPTO as MAI, KEVIN S

Tech Center 2400 • Art Units: 2152 2411 2431 2448 2456 2458 2499

This examiner grants 30% of resolved cases

Analysis

MAI, KEVIN S is assigned to Tech Center 2400 and art unit 2152. The data covers 440 resolved cases, with an allowance rate of 30.0%. The median days to allowance is 1708, the profile’s central timing figure, and it signals that applicants should budget for a prolonged prosecution path before allowance is reached.

The interview lift is 25.3%, indicating that interviews may materially improve allowance prospects in the reported matters despite the lower overall allowance rate. The listed companies are Huawei Technologies Co., Ltd., Microsoft Technology Licensing, LLC, and Cisco Technology Inc. The listed firms are Ray Quinney & Nebeker - Microsoft, BANNER & WITCOFF, LTD., and Faegre Drinker Biddle & Reath LLP - Palantir. The profile reflects communications, networking, and software portfolios.

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

Performance Statistics

30.0%
Allow Rate
-28.0% vs TC avg
482
Total Applications
+25.3%
Interview Lift
1708
Avg Prosecution Days
Based on 440 resolved cases, 2023–2026

Rejection Statute Breakdown

14.3%
§101 Eligibility
8.4%
§102 Novelty
57.9%
§103 Obviousness
18.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18917221 SYSTEM AND METHOD FOR CONTROLLING ACCESS TO CONTENT ON AN ELECTRONIC DEVICE Non-Final OA Samsung Electronics Co., Ltd.
19303052 ASSESSING SECURITY OF SERVICE PROVIDER COMPUTING SYSTEMS Non-Final OA Wells Fargo Bank, N.A.
18851218 INFORMATION PROCESSING SYSTEM, INFORMATION PROCESSING METHOD AND NON-TRANSITORY RECORDING MEDIUM Non-Final OA NEC Corporation
17718576 APPARATUSES, METHODS, AND COMPUTER-READABLE MEDIA FOR GENERATING AND UTILIZING A PHYSICAL UNCLONABLE FUNCTION KEY Non-Final OA HUAWEI TECHNOLOGIES CO., LTD.
17533309 INTELLIGENT TERMINAL LOGIN METHOD AND ELECTRONIC DEVICE Final Rejection HUAWEI TECHNOLOGIES CO., LTD.
18920875 SYSTEM AND METHOD FOR SAAS DATA CONTROL PLATFORM Final Rejection ROYAL BANK OF CANADA
18943387 VEHICLE TERMINAL, METHOD AND SYSTEM FOR ISSUING AUTHENTICATION KEY FOR THE SAME AND VEHICLE INCLUDING THE SAME Final Rejection Kia Corporation
18905333 SECURITY GRAPH CARDINALITY REDUCTION IN NETWORK-BASED COMPUTER SYSTEMS Final Rejection Microsoft Technology Licensing, LLC
18400818 REDUCED ON-DEMAND AND STANDING PRIVILEGE ACCESS CONTROL ASSIGNMENT RECOMMENDATIONS IN MULTI-CLOUD ENVIRONMENTS Final Rejection Microsoft Technology Licensing, LLC
18906336 PRIVACY PRESERVING CREDENTIAL TOKEN ISSUANCE Non-Final OA International Business Machines Corporation
18893079 SECURED DATA ACCESS IN VIRTUAL DATA PROCESSING Final Rejection Hewlett Packard Enterprise Development LP
18797278 UNAUTHORIZED BACKSCATTER DEVICE DETECTION Final Rejection Cisco Technology, Inc.
18326194 SYSTEMS AND METHODS FOR EXTRACTING AND PROCESSING AUDITABLE METADATA Final Rejection Cisco Technology, Inc.

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Frequently Asked Questions

What is examiner Kevin S Mai's allowance rate?

30.0% of resolved applications examined by Kevin S Mai were allowed (440 resolved cases), compared with 64.7% across Art Unit 2152 over the last five years.

Does an interview help with examiner Kevin S Mai?

This examiner's interview lift is +25.3 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Kevin S Mai take to allow a patent?

Applications allowed by Kevin S Mai took 1,708 days on average from filing to allowance.

Which art unit does examiner Kevin S Mai work in?

Kevin S Mai examines applications in Art Unit 2152 in Tech Center 2400 (Networking & Security).

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