Prosecution Insights
Last updated: October 02, 2026

Examiner: SARKER-NAG, AKHEE

Tech Center 2800 • Art Units: 2891 2893

This examiner grants 82% of resolved cases

Analysis

Akhee Sarker-Nag operates in Tech Center 2800 and Art Unit 2891. Based on 71 resolved cases, the examiner has an allowance rate of 81.7 percent. This high rate suggests that the majority of applications handled by this examiner result in a grant. The median days to allowance is 1253, indicating a specific prosecution timeline for this art unit. Despite the already high allowance rate, the data shows an interview lift of 12.5 percent.

This suggests that while 81.7 percent of cases are allowed, an interview can further improve the chances of success. With 71 resolved cases, these metrics provide a clear picture of the examiner's tendencies. Practitioners should prepare for a timeline of approximately 1253 days while noting that the 12.5 percent interview lift offers a viable path for resolving outstanding issues. The allowance rate remains a strong indicator of a favorable prosecution environment.

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

Performance Statistics

81.7%
Allow Rate
+13.7% vs TC avg
103
Total Applications
+12.5%
Interview Lift
1253
Avg Prosecution Days
Based on 71 resolved cases, 2023–2026

Rejection Statute Breakdown

0%
§101 Eligibility
20.3%
§102 Novelty
65.6%
§103 Obviousness
14.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18775867 SEMICONDUCTOR PACKAGE Non-Final OA SAMSUNG ELECTRONICS CO., LTD.
18422924 INTEGRATED CIRCUIT INCLUDING BACKSIDE WIRING AND METHOD OF DESIGNING THE INTEGRATED CIRCUIT Non-Final OA SAMSUNG ELECTRONICS CO., LTD.
18223649 IMAGE SENSOR AND ELECTRONIC DEVICE INCLUDING THE SAME Non-Final OA SAMSUNG ELECTRONICS CO., LTD.
17970008 SEMICONDUCTOR DEVICE Non-Final OA Samsung Electronics Co., Ltd.
18500042 METHOD OF MANUFACTURING LIGHT EMITTING DIODE Final Rejection Samsung Display Co., LTD.
18744207 LIGHT EMITTING ELEMENT AND DISPLAY DEVICE COMPRISING THE SAME Non-Final OA LG Display Co., Ltd.
18486467 SIP-TYPE ELECTRONIC DEVICE AND METHOD FOR MAKING SUCH A DEVICE Final Rejection COMMISSARIAT A L'ENERGIE ATOMIQUE ET AUX ENERGIES ALTERNATIVES
18334968 SEMICONDUCTOR APPARATUS, METHOD FOR MANUFACTURING SEMICONDUCTOR APPARATUS, EQUIPMENT, AND SUBSTRATE Final Rejection CANON KABUSHIKI KAISHA
17691213 SEMICONDUCTOR DEVICE AND MANUFACTURING METHOD OF SEMICONDUCTOR DEVICE Non-Final OA SEMICONDUCTOR ENERGY LABORATORY CO., LTD.
18595717 BACKSIDE POWER DISTRIBUTION NETWORK Non-Final OA International Business Machines Corporation
18474574 GATE METAL JUMPER IN STACKED FET SRAM Non-Final OA International Business Machines Corporation
18363889 BACKSIDE POWER RAIL TO BACKSIDE CONTACT CONNECTION Final Rejection International Business Machines Corporation
17994487 SEPARATE EPITAXY IN MONOLITHIC STACKED AND STEPPED NANOSHEETS Final Rejection INTERNATIONAL BUSINESS MACHINES CORPORATION
18779844 DOPED SEMICONDUCTOR STRUCTURE FOR NIR SENSORS Non-Final OA Taiwan Semiconductor Manufacturing Company, Ltd.
18395728 SEMICONDUCTOR DEVICE FOR HIGH-VOLTAGE APPLICATION Non-Final OA TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.
18328502 CRYSTALLIZATION TEMPERATURE REDUCTION OF HIGH-K DIELECTRIC LAYER Non-Final OA Taiwan Semiconductor Manufacturing Co., Ltd.
18526418 SEMICONDUCTOR DEVICES AND SYSTEMS INCLUDING STACKED LOGIC DIES Non-Final OA Advanced Micro Devices, Inc.
18900273 SEMICONDUCTOR DEVICE Non-Final OA FUJI ELECTRIC CO., LTD.
18415624 INTEGRATED CIRCUIT DEVICE AND METHOD OF MANUFACTURING THE SAME Non-Final OA United Microelectronics Corp.
18515299 SEMICONDUCTOR STRUCTURE AND MANUFACTURING METHOD THEREOF Non-Final OA United Microelectronics Corp.
17821039 Interband Cascade Infrared Photodetectors and Methods of Use Non-Final OA The Board of Regents of the University of Oklahoma
18715742 PHOTOELECTRIC DETECTOR Final Rejection INNOLIGHT TECHNOLOGY (SUZHOU) LTD.

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