Prosecution Insights
Last updated: October 27, 2026

Nupur Debnath, USPTO Patent Examiner

Listed by the USPTO as DEBNATH, NUPUR

Tech Center 2100 • Art Units: 2129 2148 2186 2189

This examiner grants 64% of resolved cases

Analysis

DEBNATH, NUPUR is a USPTO patent examiner in tech center 2100 and art unit 2129. The record includes 87 resolved cases, an allowance rate of 64.4%, and a median of 1341 days to allowance. Interview lift is 36.8%, linking interviews with a substantial allowance effect in the reported cases.

The principal companies are International Business Machines Corporation, Halliburton Energy Services Inc., and Samsung Electronics Co., Ltd. The leading firms are Artegis Law Group, LLP, Bracewell LLP, and C. Tumey Law Group PLLC - HES. Because the resolved-case base is limited, practitioners should treat the figures as directional and pair them with application-specific review.

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

Performance Statistics

64.4%
Allow Rate
+9.4% vs TC avg
110
Total Applications
+36.8%
Interview Lift
1341
Avg Prosecution Days
Based on 87 resolved cases, 2023–2026

Rejection Statute Breakdown

25.2%
§101 Eligibility
7.0%
§102 Novelty
54.6%
§103 Obviousness
13.1%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18319684 METHOD AND DEVICE FOR SIMULATING PERFORMANCE OF SEMICONDUCTOR DEVICE, AND SYSTEM AND METHOD FOR EVALUATING PERFORMANCE OF SEMICONDUCTOR DEVICE Non-Final OA Samsung Electronics Co., Ltd.
17970868 COMBINED METHOD FOR ESTIMATING INJECTIVITY LOSS IN CARBONATE RESERVOIRS Non-Final OA Petróleo Brasileiro S.A. - Petrobras
17721064 Identifying Naturally Fractured Sweet Spots Using a Fracture Density Index (FDI) Non-Final OA Saudi Arabian Oil Company
18311328 3D PRINTING PHYSICAL OBJECT INFUSION Non-Final OA INTERNATIONAL BUSINESS MACHINES CORPORATION
18159907 THREE-DIMENSIONAL PRINTING SOLUTION FOR PROBLEM CORRECTION DURING 3D OBJECT ASSEMBLY Non-Final OA INTERNATIONAL BUSINESS MACHINES CORPORATION
17621413 MATERIAL PROPERTY PREDICTION DEVICE AND MATERIAL PROPERTY PREDICTION METHOD Final Rejection Hitachi, Ltd.
17344710 GENERATIVE DESIGN TECHNIQUES FOR SOFT ROBOT MANIPULATORS Non-Final OA AUTODESK, INC.
18195216 CROWDSOURCING ENGINEERING DESIGNS FOR INDUSTRIAL CONTROL PRODUCTS Non-Final OA ROCKWELL AUTOMATION TECHNOLOGIES, INC.

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Frequently Asked Questions

What is examiner Nupur Debnath's allowance rate?

64.4% of resolved applications examined by Nupur Debnath were allowed (87 resolved cases), compared with 45.4% across Art Unit 2129 over the last five years.

Does an interview help with examiner Nupur Debnath?

This examiner's interview lift is +36.8 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Nupur Debnath take to allow a patent?

Applications allowed by Nupur Debnath took 1,341 days on average from filing to allowance.

Which art unit does examiner Nupur Debnath work in?

Nupur Debnath examines applications in Art Unit 2129 in Tech Center 2100 (Computing & Software).

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