Prosecution Insights
Last updated: October 27, 2026

Madhuri R Herzog, USPTO Patent Examiner

Listed by the USPTO as HERZOG, MADHURI R

Tech Center 2400 • Art Units: 2431 2438

This examiner grants 78% of resolved cases

Analysis

HERZOG, MADHURI R has resolved 684 cases in tech center 2400 and art unit 2431. The allowance rate is 78.4%, with a 12.3% interview lift. The median time to allowance is 1072 days. The figures show a substantial allowance record and indicate that interviews can contribute, although the measured lift is limited relative to the underlying allowance result.

Apple Inc., The Toronto-dominion Bank, and Huawei Technologies Co., Ltd. are the leading companies. Anova Law Group, PLLC, Rowand LLP (TD), and RUTAN & TUCKER, LLP are the listed firms. The profile covers consumer technology and financial services applicants, making its representative history useful for matter-specific preparation.

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

Performance Statistics

78.4%
Allow Rate
+20.4% vs TC avg
714
Total Applications
+12.3%
Interview Lift
1072
Avg Prosecution Days
Based on 684 resolved cases, 2023–2026

Rejection Statute Breakdown

13.5%
§101 Eligibility
11.6%
§102 Novelty
47.0%
§103 Obviousness
17.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19199230 LOCATING SHAREABLE ACCESSORIES Non-Final OA Apple Inc.
19006019 SECURE DATA ACCESS FOR ELECTRONIC DEVICES Final Rejection Apple Inc.
18793065 METHODS FOR DIGITAL ACCESS MANAGEMENT ON A COMPUTING DEVICE Final Rejection The Toronto-Dominion Bank
19220368 Secure Transmission Method for Video Stream and Apparatus Non-Final OA Huawei Technologies Co., Ltd.
18355290 ASYNCHRONOUS AUTHORIZATION OF APPLICATION ACCESS TO RESOURCES Final Rejection Microsoft Technology Licensing, LLC
18785888 Data Exfiltration Monitoring Using Hash Values Non-Final OA NetApp, Inc.
17590728 METHODS, DEVICES AND SYSTEMS FOR PREVENTING TRACKING BY USE OF REPLY ATTACKS Non-Final OA Cypress Semiconductor Corporation
18591501 AUTOMATIC SEMANTIC SIMILARITY METHOD AND APPARATUS Final Rejection YAHOO ASSETS LLC
18794015 MOBILE DYNAMIC THIN FIREWALL FOR ADVANCED CELLULAR NETWORKS Non-Final OA AT&T Intellectual Property I, L.P.
18525375 INTELLIGENT SECURITY FOR ZERO TRUST IN MOBILE NETWORKS WITH SECURITY PLATFORMS USING A DIAMETER PROTOCOL OR A RADIUS PROTOCOL Non-Final OA Palo Alto Networks, Inc.
19275569 INTENT-BASED ENTERPRISE SECURITY USING DYNAMIC LEARNING OF NETWORK SEGMENT PREFIXES Non-Final OA Juniper Networks, Inc.
18541893 SYSTEMS AND METHODS FOR DETECTING SPOOFING ATTACKS ON AN UNMANNED AERIAL SYSTEM Non-Final OA The Research Foundation for The State University of New York

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Who Appears Before This Examiner

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Frequently Asked Questions

What is examiner Madhuri R Herzog's allowance rate?

78.4% of resolved applications examined by Madhuri R Herzog were allowed (684 resolved cases), compared with 76.5% across Art Unit 2431 over the last five years.

Does an interview help with examiner Madhuri R Herzog?

This examiner's interview lift is +12.3 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Madhuri R Herzog take to allow a patent?

Applications allowed by Madhuri R Herzog took 1,072 days on average from filing to allowance.

Which art unit does examiner Madhuri R Herzog work in?

Madhuri R Herzog examines applications in Art Unit 2431 in Tech Center 2400 (Networking & Security).

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