Prosecution Insights
Last updated: April 19, 2026

Examiner: TAKEUCHI, YOSHITOSHI

Tech Center 1700 • Art Units: 1723 1726 1735 1793

This examiner grants 66% of resolved cases

Performance Statistics

65.7%
Allow Rate
+0.7% vs TC avg
841
Total Applications
+26.6%
Interview Lift
1279
Avg Prosecution Days
Based on 789 resolved cases, 2023–2026

Rejection Statute Breakdown

0.2%
§101 Eligibility
2.8%
§102 Novelty
61.0%
§103 Obviousness
28.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17942088 BATTERY CELL, BATTERY, AND ELECTRICAL DEVICE Non-Final OA CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
18722855 Pouch Film Laminate Body and Battery Case Manufactured Using Same Final Rejection LG Energy Solution, Ltd.
18282498 BINDER COMPOSITION FOR POSITIVE ELECTRODE OF LITHIUM SECONDARY BATTERY, AND POSITIVE ELECTRODE OF LITHIUM SECONDARY BATTERY MANUFACTURED THEREWITH Non-Final OA LG ENERGY SOLUTION, LTD.
18269487 METHOD FOR ACTIVATION OF LITHIUM SECONDARY BATTERY Non-Final OA LG ENERGY SOLUTION, LTD.
18269484 ACTIVATION TRAY FOR BATTERY CELL, AND SYSTEM FOR CHARGING/DISCHARGING BATTERY CELL, COMPRISING SAME Non-Final OA LG ENERGY SOLUTION, LTD.
18029243 SECONDARY BATTERY Non-Final OA Panasonic Intellectual Property Management Co., Ltd.
17464204 ORGANIC ACID ADDITIVES FOR SILICON-BASED LI ION BATTERIES Final Rejection Enevate Corporation
18446693 THERMAL BARRIER BLANKET SYSTEMS FOR USE WITHIN TRACTION BATTERY PACKS Non-Final OA FORD GLOBAL TECHNOLOGIES, LLC
18532180 ANODE FOR LITHIUM SECONDARY BATTERY AND LITHIUM SECONDARY BATTERY INCLUDING THE SAME Non-Final OA SK ON CO., LTD.
18195037 Battery Disposal Apparatus and Battery Disposal Method Using Same Non-Final OA SK On Co., Ltd.
18198155 DEVICE FOR INTERCEPTING PICKUP OF MULTIPLE ELECTRODES Non-Final OA Kia Corporation
18041522 NEGATIVE ELECTRODE PLATE AND SECONDARY BATTERY Final Rejection BYD COMPANY LIMITED
19211326 NEGATIVE ELECTRODE CURRENT COLLECTOR, SECONDARY BATTERY, AND ELECTRICAL DEVICE Non-Final OA CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) LIMITED
18326025 POSITIVE ELECTRODE MATERIAL, PREPARATION METHOD THEREOF, AND SECONDARY BATTERY INCLUDING SAME Non-Final OA CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) LIMITED
17910273 OUTER PACKAGE MATERIAL FOR ALL-SOLID-STATE BATTERIES, METHOD FOR PRODUCING SAME AND ALL-SOLID-STATE BATTERY Final Rejection DAI NIPPON PRINTING CO., LTD.
16969795 ELECTROLYSIS SOLUTION, ELECTROCHEMICAL DEVICE, LITHIUM-ION SECONDARY BATTERY, AND MODULE Final Rejection DAIKIN INDUSTRIES, LTD.
18454978 SOLID-STATE BATTERY Non-Final OA Murata Manufacturing Co., Ltd.
18551477 TEMPERATURE ADJUSTMENT MECHANISM Non-Final OA ISUZU MOTORS LIMITED
18281024 SODIUM TITANIUM PHOSPHATE SALT AND USE THEREOF Non-Final OA TOSOH CORPORATION
18129268 HOUSING, ARC BATTERY, AND ELECTRIC DEVICE Non-Final OA Ningde Amperex Technology Limited
16492962 MEMBER FOR POWER STORAGE DEVICE, AND POWER STORAGE DEVICE Final Rejection NIPPON ELECTRIC GLASS CO., LTD.
17275677 MULTILAYER MEMBRANES, SEPARATORS, BATTERIES, AND METHODS Non-Final OA Celgard, LLC
18658441 HIGH SOLUBILITY IRON HEXACYANIDES Non-Final OA Lockheed Martin Energy, LLC
18641550 COATING FOR NEGATIVE ELECTRODE AND SOLID-STATE BATTERIES COMPRISING SAME Final Rejection Factorial Inc.
18314160 PREPARATION METHOD OF SOFT CARBON AND LITHIUM-ION SECONDARY BATTERY Non-Final OA CPC CORPORATION, TAIWAN
17258746 NEGATIVE ELECTRODE MATERIAL FOR LITHIUM-ION SECONDARY BATTERY, NEGATIVE ELECTRODE FOR LITHIUM-ION SECONDARY BATTERY, LITHIUM-ION SECONDARY BATTERY AND METHOD OF PRODUCING NEGATIVE ELECTRODE FOR LITHIUM-ION SECONDARY BATTERY Non-Final OA SHOWA DENKO MATERIALS CO., LTD.
17125070 LITHIUM METAL ELECTRODES Non-Final OA Sion Power Corporation
18326662 PREPARATION METHOD FOR SILICON-CARBON COMPOSITE NEGATIVE ELECTRODE MATERIAL Non-Final OA Graphex Technologies LLC.
16685543 METAL-CONTAINING GRAPHENE BALLS AS AN ANODE ACTIVE MATERIAL FOR AN ALKALI METAL BATTERY Final Rejection Global Graphene Group, Inc.
15956312 Selenium Loaded Mesoporous Carbon Cathode for Alkali Metal-Selenium Secondary Battery Final Rejection Nanotek Instruments, Inc.

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