Prosecution Insights
Last updated: October 01, 2026

Examiner: CHOI, EVERETT TIMOTHY

Tech Center 1700 • Art Units: 1751

This examiner grants 10% of resolved cases

Performance Statistics

10.0%
Allow Rate
-55.0% vs TC avg
73
Total Applications
-13.3%
Interview Lift
1362
Avg Prosecution Days
Based on 20 resolved cases, 2023–2026

Rejection Statute Breakdown

0.6%
§101 Eligibility
21.7%
§102 Novelty
65.8%
§103 Obviousness
8.9%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17800768 LITHIUM ION BATTERY Final Rejection Panasonic Intellectual Property Management Co., Ltd.
18114479 METHOD FOR PRODUCING COATED ACTIVE MATERIAL AND METHOD FOR PRODUCING ELECTRODE Non-Final OA Panasonic Holdings Corporation
17620165 POWER SOURCE DEVICE, ELECTRIC VEHICLE EQUIPPED WITH SAID POWER SOURCE DEVICE, AND POWER STORAGE DEVICE Final Rejection SANYO Electric Co., Ltd.
18562361 POWER BATTERY Non-Final OA EVE POWER CO., LTD.
18683436 SILICON-CONTAINING NEGATIVE ELECTRODE ACTIVE MATERIAL, METHOD OF PREPARING SILICON-CONTAINING NEGATIVE ELECTRODE ACTIVE MATERIAL, NEGATIVE ELECTRODE INCLUDING SILICON-CONTAINING NEGATIVE ELECTRODE ACTIVE MATERIAL, AND SECONDARY BATTERY INCLUDING NEGATIVE ELECTRODE Non-Final OA LG ENERGY SOLUTION, LTD.
18270421 BATTERY MODULE WITH IMPROVED VENTING PERFORMANCE Final Rejection LG ENERGY SOLUTION, LTD.
17915858 BATTERY PACK HAVING CIRCUIT BOARD AND ELECTRODE LEADS DIRECTLY BONDED TO EACH OTHER BY LASER WELDING Non-Final OA LG ENERGY SOLUTION, LTD.
17913464 NEGATIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY, NEGATIVE ELECTRODE, AND LITHIUM SECONDARY BATTERY Non-Final OA LG ENERGY SOLUTION, LTD.
18476567 THERMAL COMPONENT FOR BATTERY PACK Non-Final OA Rivian IP Holdings, LLC
18674719 CELL FRAME AND ENERGY STORAGE SYSTEM INCLUDING THE SAME Non-Final OA SAMSUNG SDI CO., LTD.
18535947 BATTERY MODULE Final Rejection SAMSUNG SDI CO., LTD.
17972695 ALL-SOLID SECONDARY BATTERY Non-Final OA SAMSUNG SDI CO., LTD.
19273230 SECONDARY BATTERY AND ELECTRIC APPARATUS Non-Final OA CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
17965057 PRESSURE RELIEF MECHANISM, BATTERY CELL, BATTERY, ELECTRIC APPARATUS, AND MANUFACTURING METHOD THEREOF Final Rejection CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
19035541 SECONDARY BATTERY AND ELECTRIC APPARATUS Non-Final OA CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) LIMITED
17945794 ELECTRODE INCLUDING CELLULOSE DERIVATIVE COMPOSITION FOR ALL-SOLID-STATE SECONDARY BATTERY BINDER Non-Final OA ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
17691455 Cathode Active Material for Lithium Secondary Battery and Method of Manufacturing the Same Non-Final OA SK ON CO., LTD.
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
18619286 SOLID ELECTROLYTE POWDER, SOLID ELECTROLYTE LAYER, AND LITHIUM-ION ALL-SOLID-STATE BATTERY Non-Final OA AGC Inc.
18049688 POWER STORAGE DEVICE Non-Final OA PRIME PLANET ENERGY & SOLUTIONS, INC.
17720314 CONDUCTIVE MODULE AND CONDUCTIVE SYSTEM Final Rejection Yazaki Corporation
17910182 ENERGY STORAGE DEVICE Final Rejection GS Yuasa International Ltd.
17882876 CARBON-COATED LITHIATED SILICON-BASED ELECTROACTIVE MATERIALS AND METHODS OF MAKING THE SAME Non-Final OA GM GLOBAL TECHNOLOGY OPERATIONS LLC
17879419 ELECTRODE ASSEMBLIES PREPARED USING DIFFUSION COUPLING Non-Final OA GM GLOBAL TECHNOLOGY OPERATIONS LLC
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 Final Rejection ZEON CORPORATION
17904496 A POWDER FOR USE IN THE NEGATIVE ELECTRODE OF A BATTERY, A METHOD FOR PREPARING SUCH A POWDER AND A BATTERY COMPRISING SUCH A POWDER Non-Final OA UMICORE
18193933 Electrochemical Apparatus and Electronic Apparatus Containing Same Final Rejection Ningde Amperex Technology Limited
17911883 ELECTROCHEMICAL DEVICE AND ELECTRONIC DEVICE CONTAINING SAME Final Rejection Ningde Amperex Technology Limited

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