Prosecution Insights
Last updated: October 02, 2026

Examiner: CHOWDHURY, NIGAR

Tech Center 2600 • Art Units: 2482 2484 2621

This examiner grants 69% of resolved cases

Analysis

Nigar Chowdhury serves in Art Unit 2482 of Tech Center 2600, where the examiner has 733 resolved cases. The allowance rate is 69.0 percent. This metric indicates the proportion of applications that result in a patent grant. The median days to allowance is 1291, representing the duration of the prosecution period.

The interview lift is 16.9 percent. This figure shows the increase in the allowance rate when an interview is conducted. Practitioners can use this 16.9 percent lift to assess the potential impact of oral advocacy. The 733 cases provide a substantial foundation for these observations in Art Unit 2482.

The 1291 median days to allowance serves as a benchmark for applicants in Tech Center 2600. With an allowance rate of 69.0 percent, the majority of applications reach a grant. These data points offer a comprehensive view of the examiner's historical performance. The volume of resolved cases supports the reliability of these metrics.

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

Performance Statistics

69.0%
Allow Rate
+7.0% vs TC avg
750
Total Applications
+16.9%
Interview Lift
1291
Avg Prosecution Days
Based on 733 resolved cases, 2023–2026

Rejection Statute Breakdown

8.1%
§101 Eligibility
27.1%
§102 Novelty
55.0%
§103 Obviousness
1.1%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18215371 VARIABLE AUDIO FOR AUDIO-VISUAL CONTENT Final Rejection Apple Inc.
19281915 ZOOM LENS AND IMAGE PICKUP APPARATUS HAVING THE SAME Non-Final OA CANON KABUSHIKI KAISHA
18247838 INFORMATION PROCESSING SYSTEM, INFORMATION PROCESSING APPARATUS, AND CONTENT PLAYBACK APPARATUS Non-Final OA SONY GROUP CORPORATION
19071293 Program Segmentation of Linear Transmission Non-Final OA Comcast Cable Communications, LLC
19042638 DYNAMIC GAZE PATTERN ANALYSIS FOR ADVANCED OPERATOR DISTRACTION DETECTION Final Rejection NVIDIA Corporation
17898191 GROUP LISTENING SESSION DISCOVERY Final Rejection Spotify AB

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