Prosecution Insights
Last updated: May 29, 2026

Examiner: PHAM, THOMAS T

Tech Center 1700 • Art Units: 1713 1714 1743

This examiner grants 52% of resolved cases

Performance Statistics

51.7%
Allow Rate
-13.3% vs TC avg
636
Total Applications
+16.3%
Interview Lift
1179
Avg Prosecution Days
Based on 567 resolved cases, 2023–2026

Rejection Statute Breakdown

0%
§101 Eligibility
2.5%
§102 Novelty
84.6%
§103 Obviousness
12.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17697056 SYSTEMS AND METHODS FOR SELECTIVELY ETCHING FILMS Non-Final OA ASM IP Holding B.V.
17889136 METHOD FOR TREATING OBJECT TO BE TREATED AND TREATMENT LIQUID Non-Final OA FUJIFILM Corporation
18409085 POLYMER NANOPARTICLE AND METHOD OF PREPARING SAME Non-Final OA POSTECH RESEARCH AND BUSINESS DEVELOPMENT FOUNDATION
19051385 METAL OXIDE DIRECTIONAL REMOVAL Non-Final OA Applied Materials, Inc.
18668480 PLASMA PROCESSING WITH INDEPENDENT TEMPERATURE CONTROL Final Rejection Applied Materials, Inc.
17033201 METHODS TO FABRICATE 2D WEDGE AND LOCALIZED ENCAPSULATION FOR DIFFRACTIVE OPTICS Non-Final OA Applied Materials, Inc.
17966021 MAGNET-DRIVEN CHEMICAL-MECHANICAL POLISHING Non-Final OA Intel Corporation
18386520 MEMORY CELLS WITH SIDEWALL AND BULK REGIONS IN PLANAR STRUCTURES Non-Final OA Micron Technology, Inc.
17440212 SUBSTRATE PROCESSING METHOD, SEMICONDUCTOR PRODUCTION METHOD, AND SUBSTRATE PROCESSING APPARATUS Final Rejection SCREEN Holdings Co., Ltd.
18538048 ISOTROPIC ECHING METHOD FOR TWO-DIMENSIONAL SEMICONDUCTOR MATERIALS Non-Final OA Research & Business Foundation SUNGKYUNKWAN UNIVERSITY
17921789 MANUFACTURING METHOD OF SEMICONDUCTOR ELEMENT Final Rejection KYOCERA Corporation
17446723 METHOD FOR ETCHING A III-N MATERIAL LAYER Final Rejection COMMISSARIAT A L'ENERGIE ATOMIQUE ET AUX ENERGIES ALTERNATIVES
18782475 BY-SITE-COMENSATED ETCH BACK FOR LOCAL PLANARIZATION/TOPOGRAPHY ADJUSTMENT Final Rejection Taiwan Semiconductor Manufacturing Company, Ltd.
18657842 APPARATUS AND METHODS FOR CHEMICAL MECHANICAL POLISHING Non-Final OA TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
18622318 METHOD FOR REMOVING METAL-CONTAINING MATERIALS IN SMALL PITCH STRUCTURES Non-Final OA Tokyo Electron Limited
18433320 DIRECT CURRENT SUPERPOSITION (DCS) FOR PROTECTION OF ORGANIC MANDREL DURING SPACER DEPOSITION Non-Final OA Tokyo Electron Limited
18402328 FAULT DETECTION AND CLASSIFICATION (FDC) FOR ENDPOINT DETECTION (EPD) BY REFLECTOMETRY Non-Final OA Tokyo Electron Limited
18518862 CLEANING METHOD AND PLASMA PROCESSING METHOD Final Rejection Tokyo Electron Limited
18198355 METAL OXIDE PRECLEANING PRIOR TO METAL FILLING Non-Final OA Tokyo Electron Limited
17880660 METHOD AND APPARATUS FOR CONTROLLING A SHAPE OF A PATTERN OVER A SUBSTRATE Final Rejection Tokyo Electron Limited
17842501 PLASMA ETCHING USING MULTIPHASE MULTIFREQUENCY POWER PULSES AND VARIABLE DUTY CYCLING Non-Final OA Tokyo Electron Limited
18784608 SYSTEM AND METHOD FOR REMOVING IMPURITIES DURING CHEMICAL MECHANICAL PLANARIZATION Non-Final OA Taiwan Semiconductor Manufacturing Co., Ltd.
17924248 METHOD FOR ETCHING SILICON WAFER Non-Final OA SHIN-ETSU HANDOTAI CO., LTD.
17851812 APPARATUS AND METHOD FOR TREATING SUBSTRATE Final Rejection SEMES CO., LTD.
18044336 TEMPORARY CAPPING MATERIAL FOR OXIDE PREVENTION IN LOW TEMPERATURE DIRECT METAL-METAL BONDING Non-Final OA Lam Research Corporation
18003894 REMOVABLE CVD POLYMER FILM FOR SURFACE PROTECTION AND QUEUE PERIOD EXTENSION Final Rejection Lam Research Corporation
16577580 Barrier Slurry Removal Rate Improvement Non-Final OA Versum Materials US, LLC
18309925 SYSTEMS AND METHODS FOR ENGRAVING OF NANO VOID-DASH METASURFACE INTO SUBSTRATE TO GENERATE BIREFRINGENCE IN THE SURFACE LAYER Non-Final OA Lawrence Livermore National Security, LLC
18909483 CMP SLURRIES Final Rejection FUJIMI INCORPORATED
18423589 POLISHING COMPOSITION, POLISHING METHOD USING THE POLISHING COMPOSITION, AND METHOD FOR PRODUCING METALLIC MOLD USING THE POLISHING COMPOSITION Non-Final OA FUJIMI INCORPORATED

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