Prosecution Insights
Last updated: October 02, 2026

Examiner: BELOUSOV, ALEXANDER

Tech Center 2800 • Art Units: 2818 2894

This examiner grants 77% of resolved cases

Analysis

Alexander Belousov serves as an examiner in Tech Center 2800, specifically within Art Unit 2818. The examiner has a record of 525 resolved cases, providing a dataset for analysis. The allowance rate is 76.6 percent, which indicates the probability of success for applicants. This 76.6 percent figure serves as a primary benchmark for evaluating the likelihood of a grant on this docket. The 525 resolved cases establish a consistent pattern of performance.

The interview lift is 16.3 percent, suggesting that formal discussions with the examiner are a beneficial part of the prosecution process. This 16.3 percent lift indicates that an interview can further improve the chances of allowance beyond the 76.6 percent baseline. Practitioners should consider this positive impact when deciding whether to request an interview. The median days to allowance is 1066, which is the typical duration for applications that reach issuance. This 1066 median days to allowance provides a clear expectation for pendency.

The data in Art Unit 2818 shows that the interview lift is 16.3 percent, offering an additional tool for success. The 1066 median days to allowance helps set expectations for the overall timeline in Tech Center 2800. The 76.6 percent allowance rate remains a key metric for evaluating the likelihood of a grant. These metrics offer a data-driven foundation for developing a successful strategy before this examiner.

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

Performance Statistics

76.6%
Allow Rate
+8.6% vs TC avg
548
Total Applications
+16.3%
Interview Lift
1066
Avg Prosecution Days
Based on 525 resolved cases, 2023–2026

Rejection Statute Breakdown

0.1%
§101 Eligibility
24.9%
§102 Novelty
61.7%
§103 Obviousness
12.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18220445 COLOR FILTER, IMAGE SENSOR, AND ELECTRONIC APPARATUS HAVING THE IMAGE SENSOR Non-Final OA SAMSUNG ELECTRONICS CO., LTD.
18005649 SOLID-STATE IMAGING APPARATUS AND METHOD FOR MANUFACTURING SOLID-STATE IMAGING APPARATUS AND ELECTRONIC EQUIPMENT Final Rejection SONY SEMICONDUCTOR SOLUTIONS CORPORATION
18359693 IMAGE SENSING DEVICE AND METHOD FOR MANUFACTURING THE SAME Non-Final OA SK hynix Inc.
18786614 IMAGE SENSOR AND MANUFACTURING METHOD THEREOF Non-Final OA Taiwan Semiconductor Manufacturing Company, Ltd.
18783538 HIGH REFLECTANCE ISOLATION STRUCTURE TO INCREASE IMAGE SENSOR PERFORMANCE Non-Final OA Taiwan Semiconductor Manufacturing Company, Ltd.
18778985 CSI WITH CONTROLLABLE ISOLATION STRUCTURE AND METHODS OF MANUFACTURING AND USING THE SAME Non-Final OA Taiwan Semiconductor Manufacturing Company, Ltd.
18771095 BACKSIDE STRUCTURE FOR IMAGE SENSOR Non-Final OA Taiwan Semiconductor Manufacturing Company, Ltd.
18642658 MANUFACTURING METHOD OF PACKAGE ON PACKAGE STRUCTURE Non-Final OA Taiwan Semiconductor Manufacturing Company, Ltd.
18603729 VIA STRUCTURE FOR MULTI-STACKED CHIPS Non-Final OA Taiwan Semiconductor Manufacturing Company, Ltd.
18448093 METHOD OF MANUFACTURING SEMICONDUCTOR IMAGE SENSOR Non-Final OA TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
18365441 DIELECTRIC STRUCTURE OVERLYING IMAGE SENSOR ELEMENT TO INCREASE QUANTUM EFFICIENCY Final Rejection Taiwan Semiconductor Manufacturing Company, Ltd.
18154017 SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING THE SAME Non-Final OA TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.
18699329 Packaging of microelectromechanical system devices Non-Final OA Teknologian tutkimuskeskus VTT Oy
18176854 IMAGE SENSOR AND METHOD FOR FORMING THE SAME Final Rejection VisEra Technologies Company Limited
18110332 INTEGRATED CIRCUIT WITH NON-PREFERRED DIRECTION CURVILINEAR WIRING Final Rejection D2S, Inc.
18202430 SEMICONDUCTOR STRUCTURE AND METHOD FOR FORMING SAME Final Rejection Semiconductor Manufacturing International (Shanghai) Corporation
18369054 BIDIRECTIONAL ASYMMETRIC TRANSIENT VOLTAGE SUPPRESSOR DEVICE Non-Final OA Littelfuse Semiconductor (Wuxi) Co., Ltd.

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