Prosecution Insights
Last updated: August 18, 2026

Examiner: TRAYWICK, ANDREW PRESTON

Tech Center 1700 • Art Units: 1737

This examiner grants 71% of resolved cases

Performance Statistics

71.0%
Allow Rate
+6.0% vs TC avg
162
Total Applications
+28.5%
Interview Lift
1143
Avg Prosecution Days
Based on 124 resolved cases, 2023–2026

Rejection Statute Breakdown

0%
§101 Eligibility
19.2%
§102 Novelty
60.7%
§103 Obviousness
13.3%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18381335 THINNER COMPOSITION AND METHOD OF TREATING SURFACE OF SEMICONDUCTOR SUBSTRATE BY USING THE SAME Non-Final OA Samsung Electronics Co., Ltd.
18185115 ACTINIC RAY-SENSITIVE OR RADIATION-SENSITIVE RESIN COMPOSITION, RESIST FILM, PATTERN FORMING METHOD, AND METHOD FOR MANUFACTURING ELECTRONIC DEVICE Non-Final OA FUJIFILM Corporation
18413619 HARDMASK COMPOSITION, HARDMASK LAYER AND METHOD OF FORMING PATTERNS Non-Final OA SAMSUNG SDI CO., LTD.
18156380 FLEXIBLE SUBSTRATE AND MANUFACTURING METHOD THEREOF Final Rejection E Ink Holdings Inc.
18321897 CHEMICALLY AMPLIFIED NEGATIVE RESIST COMPOSITION AND RESIST PATTERN FORMING PROCESS Final Rejection Shin-Etsu Chemical Co., Ltd.
18174732 INDIUM BASED SOL-GEL OXIDE PRECURSOR FILMS AS EXTREME ULTRAVIOLET AND LOW-ENERGY ELECTRON BEAM RESISTS Final Rejection Board of Regents, The University of Texas System
18539218 THREE-DIMENSIONAL NANOLITHOGRAPHY SYSTEMS AND METHODS Non-Final OA Purdue Research Foundation
18176900 METHOD FOR PRODUCING WIRING CIRCUIT BOARD Final Rejection NITTO DENKO CORPORATION
17783206 METHOD FOR PRODUCING WIRING CIRCUIT BOARD Final Rejection NITTO DENKO CORPORATION
18016093 POLYCYCLIC POLYPHENOLIC RESIN, COMPOSITION, METHOD FOR PRODUCING POLYCYCLIC POLYPHENOLIC RESIN, COMPOSITION FOR FILM FORMATION, RESIST COMPOSITION, RESIST PATTERN FORMATION METHOD, RADIATION-SENSITIVE COMPOSITION, COMPOSITION FOR UNDERLAYER FILM FORMATION FOR LITHOGRAPHY, METHOD FOR PRODUCING UNDERLAYER FILM FOR LITHOGRAPHY, CIRCUIT PATTERN FORMATION METHOD, AND COMPOSITION FOR OPTICAL MEMBER FORMATION Non-Final OA Mitsubishi Gas Chemical Company, Inc.
17633856 COMPOUND, POLYMER, COMPOSITION, COMPOSITION FOR FILM FORMATION, PATTERN FORMATION METHOD, INSULATING FILM FORMATION METHOD, AND METHOD FOR PRODUCING COMPOUND, AS WELL AS METHOD FOR PRODUCING IODINE-CONTAINING VINYL POLYMER AND ACETYLATED DERIVATIVE THEREOF Final Rejection Mitsubishi Gas Chemical Company, Inc.
18687180 PHOTOSENSITIVE RESIN COMPOSITION, PHOTOSENSITIVE ELEMENT, PRINTED CIRCUIT BOARD, AND METHOD FOR MANUFACTURING PRINTED CIRCUIT BOARD Non-Final OA Resonac Corporation
17922867 PHOTOSENSITIVE FILM, PHOTOSENSITIVE ELEMENT, AND METHOD FOR PRODUCING LAMINATE Final Rejection Showa Denko Materials Co., Ltd.
18297004 PHOTOSENSITIVE RESIN COMPOSITION AND CURED PRODUCT Final Rejection eChem Solutions Corp.

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