Prosecution Insights
Last updated: April 19, 2026

Examiner: YU, YUECHUAN

Tech Center 2800 • Art Units: 1713 1714 1718 2817 2893

This examiner grants 65% of resolved cases

Performance Statistics

65.0%
Allow Rate
-3.0% vs TC avg
536
Total Applications
+20.1%
Interview Lift
1246
Avg Prosecution Days
Based on 512 resolved cases, 2023–2026

Rejection Statute Breakdown

1.2%
§101 Eligibility
21.8%
§102 Novelty
52.7%
§103 Obviousness
21.3%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18199982 PLASMA CONTROL APPARATUS AND METHOD USING THE SAME Non-Final OA Samsung Electronics Co., Ltd.
18504452 OPTICAL ABSORPTION SENSOR FOR SEMICONDUCTOR PROCESSING Non-Final OA Applied Materials, Inc.
18238810 METHOD AND APPARATUS FOR GAS DELIVERY IN A PROCESSING CHAMBER Non-Final OA Applied Materials, Inc.
18231655 Electrostatic Chuck with High Cooling Efficiency Non-Final OA Applied Materials, Inc.
18220020 WIRELESS DATA COMMUNICATION IN PLASMA PROCESS CHAMBER THROUGH VI SENSOR AND RF GENERATOR Non-Final OA Applied Materials, Inc.
18330687 METHODS AND APPARATUS FOR RPS-RF PLASMA CLEAN AND ACTIVATION FOR ADVANCED SEMICONDUCTOR PACKAGING Non-Final OA Applied Materials, Inc.
18225077 SEASONING METHOD AND PLASMA PROCESSING APPARATUS Non-Final OA Tokyo Electron Limited
18273446 APPARATUS FOR TRANSFERRING SUBSTRATE, SUBSTRATE PROCESSING SYSTEM AND METHOD OF PROCESSING SUBSTRATE Final Rejection Tokyo Electron Limited
18162876 Antenna Plane Magnets Final Rejection Tokyo Electron Limited
17904427 PLASMA PROCESSING APPARATUS Final Rejection Tokyo Electron Limited
18186997 SUBSTRATE PROCESSING APPARATUS, METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE AND NON-TRANSITORY COMPUTER-READABLE RECORDING MEDIUM Non-Final OA Kokusai Electric Corporation
18082044 SUBSTRATE PROCESSING APPARATUS, METHOD OF PROCESSING SUBSTRATE, AND METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE Non-Final OA Kokusai Electric Corporation
18691817 REMOTE PLASMA DEPOSITION WITH ELECTROSTATIC CLAMPING Non-Final OA Lam Research Corporation
17928426 PHOTOELECTRON ASSISTED PLASMA IGNITION Final Rejection LAM RESEARCH CORPORATION
18221603 ADAPTIVE AND RETROSPECTIVE ENDPOINT DETECTION FOR AUTOMATED DELAYERING OF SEMICONDUCTOR SAMPLES Non-Final OA FEI Company
18434762 ELECTROCHEMICAL-MECHANICAL THINNING METHOD AND APPARATUS FOR LARGE-DIAMETER SEMICONDUCTOR WAFERS Non-Final OA XI’AN JIAOTONG UNIVERSITY
18447012 FEEDING BLOCK AND SUBSTRATE PROCESSING APPARATUS INCLUDING THE SAME Non-Final OA WONIK IPS CO., LTD.
17914633 PRINT HEADS AND CONTINUOUS PROCESSES FOR PRODUCING ELECTRICALLY CONDUCTIVE MATERIALS Non-Final OA Soliyarn LLC
17288070 PLASMA SOURCE AND METHOD FOR PREPARING AND COATING SURFACES USING ATMOSPHERIC PLASMA PRESSURE WAVES Non-Final OA Atmospheric Plasma Solutions, Inc.

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