Prosecution Insights
Last updated: October 26, 2026

Nigar Chowdhury, USPTO Patent Examiner

Listed by the USPTO as CHOWDHURY, NIGAR

Tech Center 2600 • Art Units: 2482 2484 2621

This examiner grants 69% of resolved cases

Analysis

CHOWDHURY, NIGAR is assigned to Tech Center 2600 and Art Unit 2482. The dataset includes 735 resolved cases, a 69.1% allowance rate, and a median of 1290 days to allowance. Interview lift is 16.8%, indicating a positive association between interviews and allowance outcomes.

The leading companies are NVIDIA Corporation, Apple Inc., and Sony Group Corporation. The principal firms are 2SPL Patent Attorneys, DALY, CROWLEY, MOFFORD & DURKEE, LLP, and MBHB - Spotify. The median timing points to extended prosecution, so applicants may benefit from early evaluation of claim amendments, interviews, and continuation objectives.

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

Performance Statistics

69.1%
Allow Rate
+7.1% vs TC avg
758
Total Applications
+16.8%
Interview Lift
1290
Avg Prosecution Days
Based on 735 resolved cases, 2023–2026

Rejection Statute Breakdown

8.0%
§101 Eligibility
27.2%
§102 Novelty
55.1%
§103 Obviousness
1.1%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18215371 VARIABLE AUDIO FOR AUDIO-VISUAL CONTENT Final Rejection Apple Inc.
18247838 INFORMATION PROCESSING SYSTEM, INFORMATION PROCESSING APPARATUS, AND CONTENT PLAYBACK APPARATUS Non-Final OA SONY GROUP CORPORATION
19042638 DYNAMIC GAZE PATTERN ANALYSIS FOR ADVANCED OPERATOR DISTRACTION DETECTION Final Rejection NVIDIA Corporation
17949156 ADAPTIVE VIDEO FRAME BLENDING Non-Final OA NVIDIA Corporation

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Frequently Asked Questions

What is examiner Nigar Chowdhury's allowance rate?

69.1% of resolved applications examined by Nigar Chowdhury were allowed (735 resolved cases), compared with 68.4% across Art Unit 2482 over the last five years.

Does an interview help with examiner Nigar Chowdhury?

This examiner's interview lift is +16.8 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Nigar Chowdhury take to allow a patent?

Applications allowed by Nigar Chowdhury took 1,290 days on average from filing to allowance.

Which art unit does examiner Nigar Chowdhury work in?

Nigar Chowdhury examines applications in Art Unit 2482 in Tech Center 2600 (Communications).

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