Prosecution Insights
Last updated: April 19, 2026

Examiner: FEHR, JULIA MARIE

Tech Center 1700 • Art Units: 1725

This examiner grants 46% of resolved cases

Performance Statistics

46.2%
Allow Rate
-18.8% vs TC avg
67
Total Applications
+4.6%
Interview Lift
1147
Avg Prosecution Days
Based on 13 resolved cases, 2023–2026

Rejection Statute Breakdown

0%
§101 Eligibility
18.0%
§102 Novelty
55.3%
§103 Obviousness
25.5%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19280162 ENERGY STORAGE DEVICE Final Rejection CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
18225685 END CAP, BATTERY CELL, BATTERY AND POWER CONSUMING DEVICE Non-Final OA CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
18014065 ALL-SOLID-STATE BATTERY INCLUDING THIN FILM CURRENT COLLECTOR AND METHOD OF MANUFACTURING THE SAME Non-Final OA LG ENERGY SOLUTION, LTD.
18315504 ANODE FOR SECONDARY BATTERY, METHOD OF FABRICATING THE SAME AND LITHIUM SECONDARY BATTERY INCLUDING THE SAME Non-Final OA SK ON CO., LTD.
18101453 POUCH TYPE SECONDARY BATTERY, AND SECONDARY BATTERY MODULE AND DEVICE INCLUDING THE SAME Final Rejection SK On Co., Ltd.
18078242 ELECTRODE FOR LITHIUM SECONDARY BATTERY AND LITHIUM SECONDARY BATTERY INCLUDING THE SAME Non-Final OA SK ON CO., LTD.
17692199 NONAQUEOUS ELECTROLYTE SECONDARY BATTERY Final Rejection Prime Planet Energy & Solutions, Inc.
17958203 POSITIVE ACTIVE MATERIAL FOR RECHARGEABLE LITHIUM BATTERIES, PREPARATION METHOD THEREOF AND RECHARGEABLE LITHIUM BATTERIES Final Rejection Board of Regents, The University of Texas System
18163699 SOLID ELECTROLYTE AND SOLID-STATE BATTERY COMPRISING SAME Final Rejection KOREA ELECTRONICS TECHNOLOGY INSTITUTE
18152578 CYLINDRICAL SECONDARY BATTERY Final Rejection Samsung SDI Co., Ltd.
17279406 POLYMER ADDITIVES AND THEIR USE IN ELECTRODE MATERIALS AND ELECTROCHEMICAL CELLS Final Rejection MURATA MANUFACTURING CO., LTD.
17973780 CATHODE MATERIAL FOR LITHIUM SECONDARY BATTERY AND METHOD FOR MANUFACTURING THE CATHODE MATERIAL Final Rejection Industry Academy Cooperation Foundation of Sejong University
18267535 LAYER AND LAYER SYSTEM AND ELECTRICALLY CONDUCTIVE PLATE AND ELECTROCHEMICAL CELL Non-Final OA Schaeffler Technologies AG & Co. KG
18326002 MANUFACTURING METHOD OF ALUMINUM BATTERY Non-Final OA APh ePower Co., Ltd.
18146055 NONAQUEOUS ELECTROLYTE SECONDARY BATTERY SEPARATOR, NONAQUEOUS ELECTROLYTE SECONDARY BATTERY MEMBER, AND NONAQUEOUS ELECTROLYTE SECONDARY BATTERY Final Rejection Sumitomo Chemical Company, Limited
17694030 OVERCOMING CYCLING LIMITATIONS FOR HIGH-ENERGY-DENSITY LITHIUM-ION BATTERIES Non-Final OA LAWRENCE LIVERMORE NATIONAL SECURITY, LLC
18016315 A HYDROGEL BINDER AND A FREE-STANDING ELECTRODE Non-Final OA AGENCY FOR SCIENCE, TECHNOLOGY AND RESEARCH
17680091 HIGH SURFACE AREA ELECTRODE FOR SOLID-STATE BATTERY Final Rejection NISSAN NORTH AMERICA, INC.
18017957 NON-AQUEOUS ELECTROLYTIC SOLUTION SECONDARY BATTERY AND METHOD FOR PRODUCING NON- AQUEOUS ELECTROLYTIC SOLUTION SECONDARY BATTERY Non-Final OA SANYO Electric Co., Ltd.
17910217 NONAQUEOUS ELECTROLYTE SECONDARY BATTERY Final Rejection SANYO Electric Co., Ltd.
17788432 NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY AND METHOD FOR MANUFACTURING SAME Final Rejection SANYO Electric Co., Ltd.
17990000 Nonaqueous Electrolytic Solution and Nonaqueous Electrolytic Solution Battery Final Rejection MU Ionic Solutions Corporation
17670874 HYBRID ELECTRODE Final Rejection Lilium eAircraft GmbH
17981878 ELECTROLYTIC SOLUTION FOR LITHIUM SECONDARY BATTERIES AND LITHIUM SECONDARY BATTERY INCLUDING THE SAME Final Rejection The Industry & Academic Cooperation in Chungnam National University (IAC)
17951375 NEGATIVE ELECTRODE MATERIAL, ELECTROCHEMICAL DEVICE, AND ELECTRONIC DEVICE Non-Final OA Dongguan Amperex Technology Limited
18316790 High Performance Solid-State Electrolyte and Battery Based on Polysiloxane Si-tripodand Polymers and Manufacturing Method Thereof Non-Final OA Nuvvon, Inc.
17898974 METHOD FOR MANUFACTURING POROUS STRUCTURE FOR LITHIUM BATTERIES AND POROUS STRUCTURE FOR LITHIUM BATTERIES MANUFACTURED THEREBY Final Rejection Kwangju Institute of Science and Technology

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