Prosecution Insights
Last updated: August 17, 2026

Examiner: PHAM, THOMAS T

Tech Center 2800 • Art Units: 1713 1714 1716 1743 2852

This examiner grants 52% of resolved cases

Performance Statistics

51.7%
Allow Rate
-16.3% vs TC avg
644
Total Applications
+15.8%
Interview Lift
1179
Avg Prosecution Days
Based on 578 resolved cases, 2023–2026

Rejection Statute Breakdown

0.1%
§101 Eligibility
15.4%
§102 Novelty
51.2%
§103 Obviousness
31.3%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18771727 SLURRY COMPOSITION FOR CHEMICAL MECHANICAL METAL POLISHING AND POLISHING METHOD USING THE SAME Non-Final OA SAMSUNG ELECTRONICS CO., LTD.
18232123 PLASMA CONTROL DEVICE AND PLASMA CONTROL METHOD Non-Final OA SAMSUNG ELECTRONICS CO., LTD.
18123508 SUBSTRATE PROCESSING APPARATUS AND METHOD OF FABRICATING THE SAME Non-Final OA ASM IP Holding B.V.
18476215 DENTAL APPLIANCES WITH ORNAMENTAL DESIGNS AND ASSOCIATED METHODS Non-Final OA Align Technology, Inc.
18374224 ETCHING PROCESSING METHOD AND ETCHING PROCESSING APPARATUS Final Rejection Hitachi High-Tech Corporation
17909039 SEMICONDUCTOR MANUFACTURING METHOD AND SEMICONDUCTOR MANUFACTURING APPARATUS Final Rejection HITACHI HIGH-TECH CORPORATION
17908177 PLASMA PROCESSING METHOD Final Rejection Hitachi High-Tech Corporation
16650691 POLISHING SOLUTION, POLISHING SOLUTION SET, AND POLISHING METHOD Non-Final OA HITACHI CHEMICAL COMPANY, LTD.
18400440 SEMICONDUCTOR DIE AND METHODS OF FORMATION Non-Final OA Taiwan Semiconductor Manufacturing Company, Ltd.
18646459 PLANARIZATION PROCESS AND METHOD Non-Final OA Taiwan Semiconductor Manufacturing Co., Ltd.
18534061 UNIFORM GAPFILL DEPOSITION ON SEMICONDUCTOR SUBSTRATES WITH VARYING GEOMETRIES Final Rejection Applied Materials, Inc.
18521948 PLASMA PROCESSING WITH INDEPENDENT TEMPERATURE CONTROL Final Rejection Applied Materials, Inc.
18395879 ETCHING METHOD AND PLASMA PROCESSING APPARATUS Final Rejection Tokyo Electron Limited
18573700 SUBSTRATE PROCESSING METHOD, SUBSTRATE PROCESSING SYSTEM AND COMPUTER-READABLE RECORDING MEDIUM Non-Final OA Tokyo Electron Limited
18564314 FILM FORMATION METHOD AND FILM FORMATION DEVICE Non-Final OA Tokyo Electron Limited
18517206 METHOD AND SYSTEM FOR PLASMA PROCESS Final Rejection Tokyo Electron Limited
18386618 ETCHING METHOD AND PLASMA PROCESSING APPARATUS Non-Final OA Tokyo Electron Limited
17956089 Low-Temperature Etch 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

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