Prosecution Insights
Last updated: April 19, 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
913
Total Applications
-9.1%
Interview Lift
779
Avg Prosecution Days
Based on 867 resolved cases, 2023–2026

Rejection Statute Breakdown

0.2%
§101 Eligibility
20.3%
§102 Novelty
59.5%
§103 Obviousness
15.1%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18390258 VERTICAL TYPE MEMORY DEVICE Non-Final OA Samsung Electronics Co., Ltd.
18495220 FIELD EFFECT TRANSISTOR, CAPACITOR, AND ELECTRONIC APPARATUS INCLUDING DOMAIN-CONTROLLED FERROELECTRIC MATERIAL 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
18346785 LIGHT SENSING TRANSISTOR Final Rejection Novatek Microelectronics Corp.
18476417 POWER ELECTRONIC DEVICE AND METHOD FOR FABRICATING THE SAME Non-Final OA Infineon Technologies AG
18450466 DIE BACKSIDE PROFILE for SEMICONDUCTOR DEVICES Non-Final OA Applied Materials, Inc.
18379353 CO-INTEGRATION OF S/D METAL CONTACT CUT AND WRAP-AROUND-CONTACT Non-Final OA International Business Machines Corporation
18028471 COLOR-DISPLAY LIGHT-EMITTING-DIODE OPTOELECTRONIC DEVICE Final Rejection Aledia
18318593 INTEGRATE STRESSOR WITH GE PHOTODIODE USING A SUBSTRATE REMOVAL PROCESS Non-Final OA Cisco Technology, Inc.
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
18249854 PHOTODIODE DETECTOR AND METHOD OF FABRICATING THE SAME Final Rejection Nanyang Technological University
18487591 SINGLE PHOTON AVALANCHE DIODE Non-Final OA SK hynix Inc.
18242662 SEMICONDUCTOR PHOTODETECTOR Non-Final OA Sumitomo Electric Industries, Ltd.
18549839 Light Receiving Element and Manufacturing Method Therefor Non-Final OA Nippon Telegraph and Telephone Corporation
18246595 Semiconductor Light Receiving Element Final Rejection NTT, Inc.
18362865 Bendable Materials for Electromagnetic Interference Shielding and Detection of Infrared and Visible Radiation Non-Final OA UNM Rainforest Innovations
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
17921724 SHORT-WAVE INFRARED AND MID-WAVE INFRARED OPTOELECTRONIC DEVICE AND METHODS FOR MANUFACTURING THE SAME Final Rejection POLYVALOR, LIMITED PARTNERSHIP
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.
18220082 SINGLE PHOTON AVALANCHE DIODE Non-Final OA STMicroelectronics (Crolles 2) SAS
18146168 SEMICONDUCTOR OPTICAL DEVICE Non-Final OA Lumentum Japan, Inc.

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