Prosecution Insights
Last updated: May 29, 2026

Examiner: EOFF, ANCA

Tech Center 1700 • Art Units: 1722 1795 1796

This examiner grants 80% of resolved cases

Performance Statistics

79.9%
Allow Rate
+14.9% vs TC avg
1,280
Total Applications
+11.3%
Interview Lift
980
Avg Prosecution Days
Based on 1241 resolved cases, 2023–2026

Rejection Statute Breakdown

0.2%
§101 Eligibility
7.7%
§102 Novelty
84.4%
§103 Obviousness
5.1%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18329976 ORGANOMETALLIC COMPOUND, RESIST COMPOSITION INCLUDING THE SAME AND PATTERN FORMING METHOD USING THE SAME Final Rejection Samsung Electronics Co., Ltd.
18032713 SEPARATOR INCLUDING INORGANIC MATERIAL HAVING CORE-SHELL STRUCTURE AND METHOD OF MANUFACTURING THE SAME Final Rejection LG ENERGY SOLUTION, LTD.
18023922 SEPARATOR FOR ELECTROCHEMICAL DEVICE AND METHOD FOR MANUFACTURING THE SAME Non-Final OA LG ENERGY SOLUTION, LTD.
18094415 BATTERY CELL, BATTERY, POWER CONSUMING APPARATUS, AND METHOD AND APPARATUS FOR MANUFACTURING BATTERY CELL Non-Final OA CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
18356701 ACTINIC RAY-SENSITIVE OR RADIATION-SENSITIVE RESIN COMPOSITION, ACTINIC RAY-SENSITIVE OR RADIATION-SENSITIVE FILM, PATTERN FORMING METHOD, METHOD FOR MANUFACTURING ELECTRONIC DEVICE, COMPOUND, AND RESIN Non-Final OA FUJIFILM Corporation
18157899 ACTINIC RAY-SENSITIVE OR RADIATION-SENSITIVE RESIN COMPOSITION, RESIST FILM, PATTERN FORMING METHOD, AND METHOD FOR MANUFACTURING ELECTRONIC DEVICE Final Rejection FUJIFILM Corporation
18269074 NEGATIVE TYPE PHOTOSENSITIVE COMPOSITION Final Rejection Merck Patent GmbH
17970061 MATERIAL FOR FORMING FILLING FILM FOR INHIBITING SEMICONDUCTOR SUBSTRATE PATTERN COLLAPSE, AND METHOD FOR TREATING SEMICONDUCTOR SUBSTRATE Final Rejection SHIN-ETSU CHEMICAL CO., LTD.
18262276 PHOTOSENSITIVE RESIN COMPOSITION, PHOTOSENSITIVE ELEMENT, PRINTED WIRING BOARD, AND METHOD FOR MANUFACTURING PRINTED WIRING BOARD Non-Final OA Resonac Corporation
18776080 ELECTROLYTE FOR RECHARGEABLE LITHIUM BATTERY AND RECHARGEABLE LITHIUM BATTERY INCLUDING THE SAME Final Rejection Samsung SDI Co., Ltd.
18003110 ELECTROLYTE FOR RECHARGEABLE LITHIUM BATTERY AND RECHARGEABLE LITHIUM BATTERY INCLUDING SAME Final Rejection SAMSUNG SDI CO., LTD.
17983345 ALUMINUM BATTERY SEPARATOR Final Rejection APh ePower Co., Ltd.
18190650 CARBOXYLATE, CARBOXYLIC ACID GENERATOR, RESIN, RESIST COMPOSITION AND METHOD FOR PRODUCING RESIST PATTERN Non-Final OA SUMITOMO CHEMICAL COMPANY, LIMITED
16465113 NEGATIVE PHOTOSENSITIVE COMPOSITION, ARTICLE CURED THEREFROM, AND METHOD FOR CURING SAID COMPOSITION Non-Final OA ADEKA CORPORATION
18352106 NITRILE ADDITIVES FOR ELECTROLYTES OF BATTERIES INCLUDING LITHIUM- AND MANGANESE-RICH POSITIVE ELECTRODES Non-Final OA GM GLOBAL TECHNOLOGY OPERATIONS LLC
18018983 ELECTRODE PLATE AND PREPARATION METHOD THEREFOR, AND BATTERY Non-Final OA EVE ENERGY CO., LTD.
18589298 COATED SEPARATORS, LITHIUM BATTERIES, AND RELATED METHODS Non-Final OA Celgard, LLC
18032585 CYLINDRICAL BATTERY Final Rejection SANYO Electric Co., Ltd.
18240399 CASCADING STACK ELECTROCHEMICAL FUEL CELL Non-Final OA Infinity Fuel Cell and Hydrogen, Inc.
17281758 IMPROVED RECHARGEABLE BATTERIES AND PRODUCTION THEREOF Non-Final OA BroadBit Batteries Oy

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