Prosecution Insights
Last updated: October 26, 2026

Mallika Dipayan Fairchild, USPTO Patent Examiner

Listed by the USPTO as FAIRCHILD, MALLIKA DIPAYAN

Tech Center 3700 • Art Units: 3762 3792 3796

This examiner grants 80% of resolved cases

Analysis

FAIRCHILD, MALLIKA DIPAYAN is assigned to technology center 3700 and art unit 3762. The record includes 838 resolved cases, with an allowance rate of 79.5%, an interview lift of 18.2%, and a median of 960 days to allowance. The substantial case history shows a favorable allowance outcome and a moderate positive interview association.

The listed companies are Medtronic Inc., Honor Device Co., Ltd., and Nippon Telegraph and Telephone Corporation. The listed firms are FBT Gibbons LLP, FOLEY & LARDNER LLP, and HARNESS DICKEY (DETROIT). Practitioners may treat interviews as a useful supplement when an examiner’s position needs clarification. The median timing supports setting prosecution expectations well in advance of commercial or portfolio deadlines.

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

Performance Statistics

79.5%
Allow Rate
+9.5% vs TC avg
878
Total Applications
+18.2%
Interview Lift
960
Avg Prosecution Days
Based on 838 resolved cases, 2023–2026

Rejection Statute Breakdown

8.5%
§101 Eligibility
20.8%
§102 Novelty
36.4%
§103 Obviousness
23.1%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18727519 ELECTROCARDIOGRAM SIGNAL QUALITY EVALUATION METHOD, ELECTRONIC DEVICE, AND CHIP SYSTEM Final Rejection Honor Device Co., Ltd.
18873259 SIGNAL SYNTHESIS APPARATUS, SIGNAL SYNTHESIS METHOD AND PROGRAM Non-Final OA NTT, Inc.
18849716 METHOD FOR EARLY ILLNESS DETECTION USING IMPLANTED NEUROSTIMULATION SYSTEM FEATURES Final Rejection BIOTRONIK SE & Co. KG
18620007 ELECTROPORATION AND ELECTROPHORESIS DEVICES, SYSTEMS, AND METHODS RELATED TO ENDOVASCULAR APPLICATIONS Final Rejection Washington University
18978241 PORTABLE DEFIBRILLATOR USED FOR DISPLAY, HARDCOPY, AND CONTROL FOR OTHER DEVICES Non-Final OA ZOLL Medical Corporation
19002941 RECHARGE INTERVAL FOR MEDICAL DEVICE Non-Final OA Medtronic, Inc.
18943784 INPUT SWITCHING IN A VENTRICULAR INTRACARDIAC PACEMAKER Non-Final OA Medtronic, Inc.

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Frequently Asked Questions

What is examiner Mallika Dipayan Fairchild's allowance rate?

79.5% of resolved applications examined by Mallika Dipayan Fairchild were allowed (838 resolved cases), compared with 57.3% across Art Unit 3762 over the last five years.

Does an interview help with examiner Mallika Dipayan Fairchild?

This examiner's interview lift is +18.2 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Mallika Dipayan Fairchild take to allow a patent?

Applications allowed by Mallika Dipayan Fairchild took 960 days on average from filing to allowance.

Which art unit does examiner Mallika Dipayan Fairchild work in?

Mallika Dipayan Fairchild examines applications in Art Unit 3762 in Tech Center 3700 (Medical Devices & Mechanical Engineering).

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