Prosecution Insights
Last updated: May 29, 2026

Examiner: CHOI, EVERETT TIMOTHY

Tech Center 1700 • Art Units: 1751

This examiner grants 12% of resolved cases

Performance Statistics

12.5%
Allow Rate
-52.5% vs TC avg
69
Total Applications
-15.4%
Interview Lift
1322
Avg Prosecution Days
Based on 16 resolved cases, 2023–2026

Rejection Statute Breakdown

0%
§101 Eligibility
9.2%
§102 Novelty
87.2%
§103 Obviousness
2.4%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17801359 NEGATIVE ELECTRODE, METHOD FOR MANUFACTURING NEGATIVE ELECTRODE, SECONDARY BATTERY, AND METHOD FOR MANUFACTURING SECONDARY BATTERY Non-Final OA LG ENERGY SOLUTION, LTD.
17620665 Battery Module and Battery Pack Non-Final OA LG Energy Solution, Ltd.
19273230 SECONDARY BATTERY AND ELECTRIC APPARATUS Final Rejection CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
19283614 CELLS WITH BLOCKING DEVICES FOR DELAYED HEAT PROPAGATION Final Rejection ENEVATE CORPORATION
18990323 CELLS WITH BLOCKING DEVICES FOR DELAYED HEAT PROPAGATION Final Rejection ENEVATE CORPORATION
18114479 METHOD FOR PRODUCING COATED ACTIVE MATERIAL AND METHOD FOR PRODUCING ELECTRODE Final Rejection Panasonic Holdings Corporation
18049688 POWER STORAGE DEVICE Non-Final OA PRIME PLANET ENERGY & SOLUTIONS, INC.
17672572 NEGATIVE ELECTRODE PLATE, NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY, AND METHOD OF PRODUCING NEGATIVE ELECTRODE PLATE Final Rejection Prime Planet Energy & Solutions, Inc.
17945794 ELECTRODE INCLUDING CELLULOSE DERIVATIVE COMPOSITION FOR ALL-SOLID-STATE SECONDARY BATTERY BINDER Non-Final OA ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
17720314 CONDUCTIVE MODULE AND CONDUCTIVE SYSTEM Non-Final OA Yazaki Corporation
18535947 BATTERY MODULE Non-Final OA SAMSUNG SDI CO., LTD.
17972695 ALL-SOLID SECONDARY BATTERY Non-Final OA SAMSUNG SDI CO., LTD.
17842446 HALIDE-BASED NANOCOMPOSITE, SOLID ELECTROLYTE COMPRISING SAME, MANUFACTURING METHOD THEREOF, AND ALL-SOLID-STATE BATTERY COMPRISING SOLID ELECTROLYTE Final Rejection INDUSTRY-ACADEMIC COOPERATION FOUNDATION, YONSEI UNIVERSITY
17816729 POSITIVE ELECTRODE PLATE AND LITHIUM-ION BATTERY Non-Final OA ZHUHAI COSMX BATTERY CO., LTD.
17910182 ENERGY STORAGE DEVICE Non-Final OA GS Yuasa International Ltd.
17772577 MITIGATING THE ZINCATE EFFECT IN ENERGY DENSE MANGANESE DIOXIDE ELECTRODES Non-Final OA RESEARCH FOUNDATION OF THE CITY UNIVERSITY OF NEW YORK
17759120 BINDER PARTICLES FOR ALL-SOLID-STATE BATTERY, COMPOSITION FOR ALL-SOLID-STATE BATTERY, FUNCTIONAL LAYER FOR ALL-SOLID-STATE BATTERY, AND ALL-SOLID-STATE BATTERY Non-Final OA ZEON CORPORATION
17878329 COMPOSITION, ARTICLE, METHOD OF FORMING ARTICLE, ANODE-FREE RECHARGEABLE BATTERY AND FORMING METHOD THEREOF, AND BATTERY Final Rejection Factorial Inc.
17932917 NON-AQUEOUS ELECTROLYTE AND ENERGY DEVICE USING SAID NON-AQUEOUS ELECTROLYTE Non-Final OA MU IONIC SOLUTIONS CORPORATION
18050322 ELECTROLYTE FORMULATIONS AND ADDITIVES FOR IRON ANODE ELECTROCHEMICAL SYSTEMS Non-Final OA FORM ENERGY, INC.
17661256 ELECTROLYTE FORMULATIONS AND ADDITIVES FOR IRON ANODE ELECTROCHEMICAL SYSTEMS Final Rejection FORM ENERGY, INC.
17649377 Elastic Polymer Solid Electrolyte Separator for a Lithium Metal Battery and Manufacturing Process Final Rejection Global Graphene Group, Inc.
18108911 METHOD FOR IMPROVING INTERFACE OF COMPOSITE SOLID ELECTROLYTE IN SITU Non-Final OA YANGTZE DELTA REGION INSTITUTE OF UNIVERSITY OF ELECTRONIC SCIENCE AND TECHNOLOGY OF CHINA, HUZHOU

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