Prosecution Insights
Last updated: May 29, 2026

Examiner: YECHURI, SITARAMARAO S

Tech Center 2800 • Art Units: 2818 2821 2893

This examiner grants 86% of resolved cases

Performance Statistics

85.8%
Allow Rate
+17.8% vs TC avg
916
Total Applications
-8.6%
Interview Lift
736
Avg Prosecution Days
Based on 878 resolved cases, 2023–2026

Rejection Statute Breakdown

0.2%
§101 Eligibility
3.0%
§102 Novelty
93.8%
§103 Obviousness
2.1%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18390258 VERTICAL TYPE MEMORY DEVICE Non-Final OA Samsung Electronics Co., Ltd.
18381711 SEMICONDUCTOR PACKAGE AND METHOD OF MANUFACTURING THE SAME Non-Final OA SAMSUNG ELECTRONICS CO., LTD.
18211873 SCHOTTKY BARRIER PHOTODETECTOR Final Rejection SAMSUNG ELECTRONICS CO., LTD.
18391159 DISPLAY DEVICE Non-Final OA LG Display Co., Ltd.
18072456 SEMICONDUCTOR PACKAGES WITH SIDE-FACING AMBIENT LIGHT SENSORS Non-Final OA TEXAS INSTRUMENTS INCORPORATED
18280674 ELECTROMAGNETIC WAVE DETECTOR AND ELECTROMAGNETIC WAVE DETECTOR ARRAY Non-Final OA Mitsubishi Electric Corporation
18509356 DISPLAY APPARATUS Non-Final OA Samsung Display Co., Ltd.
18389964 SEMICONDUCTOR DEVICE AND APPARATUS Non-Final OA Canon Kabushiki Kaisha
18318593 INTEGRATE STRESSOR WITH GE PHOTODIODE USING A SUBSTRATE REMOVAL PROCESS Non-Final OA Cisco Technology, Inc.
18450466 DIE BACKSIDE PROFILE for SEMICONDUCTOR DEVICES Non-Final OA Applied Materials, Inc.
18028471 COLOR-DISPLAY LIGHT-EMITTING-DIODE OPTOELECTRONIC DEVICE Final Rejection Aledia
18531400 WAFER SINGULATING METHOD AND LED CHIP AND LIGHT EMITTING MODULE Non-Final OA TIANJIN SANAN OPTOELECTRONICS CO., LTD.
17642471 HIGH-GAIN AMORPHOUS SELENIUM PHOTOMULTIPLIER Non-Final OA NEW YORK UNIVERSITY
18549839 Light Receiving Element and Manufacturing Method Therefor Non-Final OA Nippon Telegraph and Telephone Corporation
18355586 PHOTODIODE MODULES WITH REDUCED RECOVERY TIMES Final Rejection VIAVI SOLUTIONS INC.
17940113 ELECTRONICALLY-TUNABLE, AIR-STABLE, NEGATIVE ELECTRON AFFINITY SEMICONDUCTOR PHOTOCATHODE Final Rejection University of Southern California
18249854 PHOTODIODE DETECTOR AND METHOD OF FABRICATING THE SAME Final Rejection Nanyang Technological University
17754268 GRAPHENE PHOTODETECTOR AND PHOTODETECTOR ARRAY USING SAME Final Rejection KEIO UNIVERSITY
17532299 Photodetectors Having Optical Grating Couplers Integrated Therein and Related Methods Final Rejection SWIR Vision Systems Inc.
18522206 Semiconductor structure and alignment method thereof Non-Final OA UNITED MICROELECTRONICS CORP.
18395627 SEMICONDUCTOR DEVICE Non-Final OA SHINDENGEN ELECTRIC MANUFACTURING CO., LTD.
18268567 METHOD OF PRODUCING AN ELECTRONIC DEVICE PRECURSOR Final Rejection Paragraf Limited
18230666 GUARD RING STRUCTURE AND COMPONENT STRUCTURE Final Rejection LiVe Optronics Company Limited
17836487 SEMICONDUCTOR DEVICE AND FABRICATION METHODS THEREOF Final Rejection UNIVERSITY OF DELAWARE
18355595 Semimetal-Monolayer Transition Metal Dichalcogenides Photodetectors for Wafer-Scale Broadband Photonics Non-Final OA San Francisco State University
17980761 GaAs Based Photodetectors Using Dilute Nitride for Operation in O-band and C-bands Non-Final OA NanoGrass Solar LLC

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