Prosecution Insights
Last updated: May 29, 2026

Examiner: DUCLAIR, STEPHANIE P.

Tech Center 3700 • Art Units: 1713 1716 1784 1792 3723

This examiner grants 72% of resolved cases

Performance Statistics

71.5%
Allow Rate
+1.5% vs TC avg
836
Total Applications
+19.8%
Interview Lift
1004
Avg Prosecution Days
Based on 807 resolved cases, 2023–2026

Rejection Statute Breakdown

0.1%
§101 Eligibility
0.7%
§102 Novelty
95.3%
§103 Obviousness
1.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18603614 CHEMICAL MECHANICAL POLISHING SLURRY AND METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE USING THE SAME Non-Final OA Samsung Electronics Co., Ltd.
18474849 METHOD OF FABRICATING SEMICONDUCTOR DEVICE Non-Final OA SAMSUNG ELECTRONICS CO., LTD.
18252032 METHOD FOR SELECTIVELY ETCHING A METAL COMPONENT Non-Final OA Microsoft Technology Licensing, LLC
18584540 DIRECTIONAL SELECTIVE FILL USING HIGH DENSITY PLASMA Non-Final OA Applied Materials, Inc.
18539892 ETCHING SUBSTRATES USING VAPOR ADSORPTION Final Rejection Applied Materials, Inc.
18588751 VERTICAL FEATURE GROWTH USING FLUORINE-CONTAINING GAS Non-Final OA Tokyo Electron Limited
18386601 ETCHING METHOD Non-Final OA Tokyo Electron Limited
18248562 SUBSTRATE PROCESSING METHOD AND SUBSTRATE PROCESSING APPARATUS Non-Final OA Tokyo Electron Limited
18125206 PLASMA PROCESSING METHOD AND PLASMA PROCESSING SYSTEM Non-Final OA Tokyo Electron Limited
18682767 ETCHING METHOD AND METHOD FOR PRODUCING SEMICONDUCTOR ELEMENT Non-Final OA Resonac Corporation
18127053 POLISHING COMPOSITIONS AND METHODS OF USE THEREOF Final Rejection Fujifilm Electronic Materials U.S.A., Inc.
17699655 POLISHING COMPOSITIONS AND METHODS OF USING THE SAME Non-Final OA Fujifilm Electronic Materials U.S.A., Inc.
18622059 MANUFACTURING METHOD OF MEMS DEVICE Non-Final OA Xintec Inc.
18288270 MULTI-LEVEL STRUCTURE FABRICATION Non-Final OA NILT Switzerland GmbH
17923931 PLASMA PROCESSING METHOD USING A MIXED PLASMA PROCESSING GAS OF C4F8 AND 2,3,3,3- TETRAFLUOROPROPENE Final Rejection SPP Technologies Co., Ltd.
18213865 Control of Trench Profile Angle in SiC Semiconductors Non-Final OA SPTS Technologies Limited

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