Prosecution Insights
Last updated: October 27, 2026

Kannan Shanmugasundaram, USPTO Patent Examiner

Listed by the USPTO as SHANMUGASUNDARAM, KANNAN

Tech Center 2100 • Art Units: 2158 2161 2168

This examiner grants 72% of resolved cases

Analysis

SHANMUGASUNDARAM, KANNAN is assigned to tech center 2100 and art unit 2158. The profile covers 597 resolved cases, with an allowance rate of 72.4% and a median of 1323 days to allowance. Interview participation is associated with a 36.0% lift, making interview preparation a material consideration in prosecution strategy.

The principal companies in the record are The Toronto-dominion Bank, Huawei Technologies Co., Ltd., and Stats LLC. Listed firms include BakerHostetler, BIRCH STEWART KOLASCH & BIRCH, LLP, and Bookoff McAndrews, PLLC. The combination of the allowance data and interview lift supports using interviews as part of a deliberate response plan, particularly where applicants need to clarify claim scope or address recurring examination issues.

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

Performance Statistics

72.4%
Allow Rate
+17.4% vs TC avg
630
Total Applications
+36.0%
Interview Lift
1323
Avg Prosecution Days
Based on 597 resolved cases, 2023–2026

Rejection Statute Breakdown

13.2%
§101 Eligibility
23.2%
§102 Novelty
51.9%
§103 Obviousness
5.9%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19233416 SYSTEM AND METHOD FOR CONTROLLING ACCESS TO SECURE DATA RECORDS IN A WEB BROWSING SESSION Non-Final OA The Toronto-Dominion Bank
18747834 COMMUNICATION METHOD AND APPARATUS Non-Final OA Huawei Technologies Co., Ltd.
19398806 SYSTEMS AND METHODS FOR AUTOMATED TRANSFORMATION OF SPORTS DATA Non-Final OA STATS LLC
19246678 DETECTION AND REMOVAL OF PREDEFINED SENSITIVE INFORMATION TYPES FROM ELECTRONIC DOCUMENTS Non-Final OA Microsoft Technology Licensing, LLC
19288191 GENERATING PERSONALIZED USER RECOMMENDATIONS USING WORD VECTORS Non-Final OA eBay Inc.
18141988 SHARING RADIO ACCESS NETWORK INFORMATION Non-Final OA NVIDIA Corporation
18820768 MULTI-LABEL CLASSIFICATION METHOD AND DEVICE THAT MEET DEPRESSIVE DISORDER DIAGNOSTIC CRITERIA Non-Final OA RESEARCH & BUSINESS FOUNDATION SUNGKYUNKWAN UNIVERSITY
18214897 NEURAL NETWORK SPLITTER Final Rejection STMicroelectronics International N.V.

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Frequently Asked Questions

What is examiner Kannan Shanmugasundaram's allowance rate?

72.4% of resolved applications examined by Kannan Shanmugasundaram were allowed (597 resolved cases), compared with 0.0% across Art Unit 2158 over the last five years.

Does an interview help with examiner Kannan Shanmugasundaram?

This examiner's interview lift is +36.0 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Kannan Shanmugasundaram take to allow a patent?

Applications allowed by Kannan Shanmugasundaram took 1,323 days on average from filing to allowance.

Which art unit does examiner Kannan Shanmugasundaram work in?

Kannan Shanmugasundaram examines applications in Art Unit 2158 in Tech Center 2100 (Computing & Software).

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