Prosecution Insights
Last updated: October 02, 2026

Examiner: CHOWDHURY, MAHBUBUL BAR

Tech Center 4100 • Art Units: 2411 2472 2475 4100

This examiner grants 84% of resolved cases

Analysis

Mahbubul Bar Chowdhury operates in Art Unit 2411 of Tech Center 4100 and has 316 resolved cases. The allowance rate is 83.5 percent. This percentage reflects the frequency of grants within the examiner's portfolio. The median days to allowance is 864, which measures the time from the initial filing to the final issuance.

The interview lift is 15.1 percent. This figure indicates the increase in the probability of success for cases that include an interview. Practitioners can use this 15.1 percent lift to evaluate the impact of oral advocacy. The 316 cases provide the statistical basis for these observations in Art Unit 2411.

The 864 median days to allowance acts as a guide for prosecution timelines in Tech Center 4100. With an allowance rate of 83.5 percent, the data shows the frequency of successful outcomes. These metrics offer a clear perspective on the examiner's historical performance. The record of resolved cases helps in understanding the procedural environment.

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

Performance Statistics

83.5%
Allow Rate
+23.5% vs TC avg
341
Total Applications
+15.1%
Interview Lift
864
Avg Prosecution Days
Based on 316 resolved cases, 2023–2026

Rejection Statute Breakdown

2.0%
§101 Eligibility
19.1%
§102 Novelty
52.5%
§103 Obviousness
22.4%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19643111 METHOD AND DEVICE FOR REQUESTING FEEDBACK OF PORTION OF BAND FOR STA OPERATING ONLY IN 20/80/160 MHZ IN WIRELESS LAN SYSTEM Final Rejection LG ELECTRONICS INC.
18846091 METHOD AND APPARATUS FOR TRANSMITTING AND RECEIVING DATA AND REFERENCE SIGNALS IN WIRELESS COMMUNICATION SYSTEM Non-Final OA Samsung Electronics Co., Ltd.
17880617 DATA PLANE LAYER COMMUNICATION FOR USER EQUIPMENT GROUPS Final Rejection Apple Inc.
18941669 TERMINAL APPARATUS TO TRANSMIT HYBRID AUTOMATIC REPEAT REQUEST INFORMATION AND RELATED COMMUNICATION METHOD Non-Final OA Panasonic Intellectual Property Corporation of America
18837841 SYSTEMATIC AND SEMI DETERMINISTIC MAPPING BETWEEN SYNCHRONIZATION SIGNAL BLOCK IDS AND PHYSICAL TRANSMISSION BEAMS FOR MORE EFFICIENT BEAM MANAGEMENT Non-Final OA QUALCOMM Incorporated
18751803 MODEL-BASED RADIO LINK CONTROL POLLING Non-Final OA QUALCOMM Incorporated
18653544 COMBINED DOWNLINK CONTROL INFORMATION AND DOWNLINK SHARED CHANNEL COMMUNICATED IN A SINGLE TIME RESOURCE Final Rejection QUALCOMM Incorporated
18695678 CHANNEL STATE FEEDBACK WITH FRACTIONAL RANK INDICATOR Final Rejection QUALCOMM Incorporated
18702687 Connection setup for communication between a first and a second system component Final Rejection Hilti Aktiengesellschaft
18842838 APPARATUS, SYSTEM, AND METHOD OF BEAMFORMING TRAINING OVER A MILLIMETERWAVE (MMWAVE) WIRELESS COMMUNICATION CHANNEL Non-Final OA INTEL CORPORATION
18090803 CHOOSING A CHANNEL FOR PROXIMITY SENSING IN A USER DEVICE Final Rejection INTEL CORPORATION
18271071 RF-BASED SENSING USING RSSI AND CSI Final Rejection SIGNIFY HOLDING B.V.
18040936 METHODS AND APPARATUS FOR PROVIDING ASSISTANT INFORMATION FOR UPLINK SCHEDULING Final Rejection LENOVO (BEIJING) LIMITED
18940163 HARQ Codebook for Radio Access Networks Non-Final OA Telefonaktiebolaget LM Ericsson (publ)
18559426 TERMINAL, RADIO COMMUNICATION METHOD, AND BASE STATION Non-Final OA NTT DOCOMO, INC.
18282148 TERMINAL AND RADIO COMMUNICATION METHOD Non-Final OA NTT DOCOMO, INC.
18009762 RADIO COMMUNICATION SYSTEM PERFORMING RADIO COMMUNICATION BASED ON RESOURCE MAPPING PATTERN Non-Final OA NTT, Inc.
18217628 METHOD AND APPARATUS FOR MANAGING SEMI-DYNAMIC SUBBAND TRANSITION OPERATION Non-Final OA MEDIATEK INC.
18135725 METHODS AND APPARATUS TO SPEED UP DIRECT ACELL ACTIVATION Non-Final OA MediaTek INC.
18820234 TRANSMISSION METHOD AND APPARATUS, TERMINAL, AND STORAGE MEDIUM Non-Final OA VIVO MOBILE COMMUNICATION CO., LTD.
18816622 WIRELESS ACCESS POINT DEPLOYMENT METHOD, APPARATUS, ELECTRONIC DEVICE AND READABLE STORAGE MEDIUM Non-Final OA Beijing Xiaomi Mobile Software Co., Ltd.
17916563 METHODS FOR POWER SAVING OF A USER EQUIPMENT, AND COMMUNICATION DEVICE Non-Final OA BEIJING XIAOMI MOBILE SOFTWARE CO., LTD.
18623166 BEAM MANAGEMENT OF SL FR2 Non-Final OA MediaTek Singapore Pte. Ltd.
18888251 OPTIMIZED MANAGEMENT OF BANDWIDTH PARTS FOR CELLULAR NETWORKS Non-Final OA Mavenir Systems, Inc.
18751372 METHOD AND DEVICE IN NODES USED FOR WIRELESS COMMUNICATION Non-Final OA APOGEE NETWORKS, LLC

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