Prosecution Insights
Last updated: August 18, 2026

Examiner: KIM, PETER B

Tech Center 2800 • Art Units: 2851 2876 2882 2892

This examiner grants 83% of resolved cases

Performance Statistics

82.9%
Allow Rate
+14.9% vs TC avg
987
Total Applications
+9.3%
Interview Lift
931
Avg Prosecution Days
Based on 958 resolved cases, 2023–2026

Rejection Statute Breakdown

2.9%
§101 Eligibility
21.8%
§102 Novelty
42.2%
§103 Obviousness
20.1%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18813621 METHOD OF CONFIGURING EXTREME ULTRAVIOLET ILLUMINATION SYSTEM AND EXTREME ULTRAVIOLET EXPOSURE METHOD USING THE ILLUMINATION SYSTEM Non-Final OA SAMSUNG ELECTRONICS CO., LTD.
18783620 FIRST HOLDING APPARATUS, THIRD HOLDING APPARATUS, FIFTH HOLDING APPARATUS, TRANSPORT SYSTEM, EXPOSURE SYSTEM, EXPOSURE METHOD, AND DEVICE MANUFACTURING METHOD Non-Final OA NIKON CORPORATION
18780663 EXPOSURE METHOD, DEVICE MANUFACTURING METHOD, EXPOSURE DEVICE, AND EXPOSURE SYSTEM Non-Final OA NIKON CORPORATION
18238027 EXPOSURE APPARATUS AND WIRING PATTERN FORMING METHOD Non-Final OA NIKON CORPORATION
19002035 FREQUENCY-PICKED METHODOLOGY FOR DIFFRACTION-BASED OVERLAY MEASUREMENT Non-Final OA Taiwan Semiconductor Manufacturing Company, Ltd.
18937811 NANOIMPRINT LITHOGRAPHY MASK AND METHOD OF MANUFACTURING A SEMICONDUCTOR DEVICE Non-Final OA Taiwan Semiconductor Manufacturing Company, Ltd.
18797233 AIRFLOW ADJUST SYSTEM FOR WORKPIECE TOOL AND METHOD OF OPERATING THE SAME Non-Final OA Taiwan Semiconductor Manufacturing Co., Ltd.
18743571 IMPRINT APPARATUS, IMPRINT METHOD, AND METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE Non-Final OA Kioxia Corporation
18741925 METHOD AND APPARATUS FOR PRODUCING AT LEAST ONE HOLLOW STRUCTURE, MIRROR, EUV LITHOGRAPHY SYSTEM, FLUID FEED APPARATUS AND METHOD FOR FEEDING A FLUID Non-Final OA Carl Zeiss SMT GmbH
18604063 EXPOSURE APPARATUS Final Rejection Ushio Denki Kabushiki Kaisha
18652438 DYNAMIC FREEFORM OPTICS FOR LITHOGRAPHY ILLUMINATION BEAM SHAPING Final Rejection KLA Corporation
18388405 STAGE MOTION PROFILE SYSTEM AND METHOD Non-Final OA KLA Corporation
18835287 INSPECTION APPARATUS, MOTORIZED APERTURES, AND METHOD BACKGROUND Non-Final OA ASML Netherlands B.V.
18719902 METHOD AND APPARATUS FOR LITHOGRAPHIC IMAGING Final Rejection ASML NETHERLANDS B.V.
18570140 STRUCTURES FOR USE ON A SUBSTRATE HOLDER, SUBSTRATE HOLDER, LITHOGRAPHIC APPARATUS AND METHOD Final Rejection ASML NETHERLANDS B.V.
18570289 AN ILLUMINATION SOURCE AND ASSOCIATED METHOD APPARATUS Non-Final OA ASML NETHERLANDS B.V.
18954513 INFLATION HOLDER FOR PHOTOMASK CARRIER Non-Final OA GUDENG EQUIPMENT CO., LTD.
18883817 METHODS AND APPARATUSES FOR MICROFABRICATION AND LASER WRITING ALIGNMENT Non-Final OA IonQ, Inc.

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