Prosecution Insights
Last updated: May 29, 2026

Examiner: SONG, KEVIN

Tech Center 1700 • Art Units: 1728

This examiner grants 71% of resolved cases

Performance Statistics

71.0%
Allow Rate
+6.0% vs TC avg
80
Total Applications
+20.2%
Interview Lift
1282
Avg Prosecution Days
Based on 31 resolved cases, 2023–2026

Rejection Statute Breakdown

0%
§101 Eligibility
2.2%
§102 Novelty
97.8%
§103 Obviousness
0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18027529 Secondary Battery Final Rejection LG Energy Solution, Ltd.
17909053 Secondary Battery Electrode Non-Final OA LG Energy Solution, Ltd.
17791868 BATTERY MODULE, BATTERY PACK COMPRISING SAME, AND VEHICLE COMPRISING SAME Final Rejection LG ENERGY SOLUTION, LTD.
17752195 STABLE PROTECTIVE OXIDE COATINGS FOR ANODES IN SOLID-STATE BATTERIES Non-Final OA Rivian IP Holdings, LLC
17862131 SILICON-BASED MATERIAL, PREPARATION METHOD THEREOF, AND SECONDARY BATTERY, BATTERY MODULE, BATTERY PACK, AND APPARATUS ASSOCIATED THEREWITH Non-Final OA CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) LIMITED.
18023638 NONAQUEOUS ELECTROLYTE SECONDARY BATTERY Final Rejection Panasonic Intellectual Property Management Co., Ltd.
17786940 SEPARATOR FOR NONAQUEOUS ELECTROLYTE SECONDARY BATTERIES, NONAQUEOUS ELECTROLYTE SECONDARY BATTERY, AND METHOD FOR PRODUCING SEPARATOR FOR NONAQUEOUS ELECTROLYTE SECONDARY BATTERIES Final Rejection Panasonic Intellectual Property Management Co., Ltd.
17782707 SECONDARY BATTERY Final Rejection SEMICONDUCTOR ENERGY LABORATORY CO., LTD.
17778538 SECONDARY BATTERY, METHOD FOR MANUFACTURING POSITIVE ELECTRODE ACTIVE MATERIAL, PORTABLE INFORMATION TERMINAL, AND VEHICLE Final Rejection SEMICONDUCTOR ENERGY LABORATORY CO., LTD.
18135446 SEPARATOR ASSEMBLY FOR FUEL CELL AND FUEL CELL STACK INCLUDING THE SAME Non-Final OA Kia Corporation
17908698 ALL-SOLID-STATE BATTERY Non-Final OA TDK CORPORATION
18176102 SECONDARY BATTERY ELECTRODE MIXTURE, SECONDARY BATTERY ELECTRODE MIXTURE SHEET AND PRODUCTION METHOD THEREOF, AND SECONDARY BATTERY Non-Final OA DAIKIN INDUSTRIES, LTD.
17986106 SECONDARY BATTERY Final Rejection MURATA MANUFACTURING CO., LTD.
17864849 SOLID STATE BATTERY Non-Final OA Murata Manufacturing Co., Ltd.
18172292 MANUFACTURING METHOD AND MANUFACTURING APPARATUS OF ELECTRODE STRUCTURE Non-Final OA KABUSHIKI KAISHA TOSHIBA
17806833 LITHIUM COBALT-BASED OXIDE FOR LITHIUM SECONDARY BATTERY, METHOD OF PREPARING THE SAME, AND LITHIUM SECONDARY BATTERY INCLUDING CATHODE INCLUDING THE SAME Non-Final OA Samsung SDI Co., Ltd.
17865284 ANODE FOR LITHIUM SECONDARY BATTERY INCLUDING STABLE SOLID ELECTROLYTE INTERPHASE LAYER AND ELECTROLYTE COMPOSITION FOR MANUFACTURING SAME Non-Final OA ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY
17796253 NEGATIVE ELECTRODE MATERIAL FOR LITHIUM-ION SECONDARY BATTERY AND METHOD OF PRODUCING SAME, NEGATIVE ELECTRODE FOR LITHIUM-ION SECONDARY BATTERY, AND LITHIUM-ION SECONDARY BATTERY Non-Final OA SHOWA DENKO MATERIALS CO., LTD.
17799304 ELECTRODE, ENERGY STORAGE DEVICE AND METHOD Non-Final OA INSTITUTT FOR ENERGITEKNIKK
17865389 HORN, TERMINAL COMPONENT, AND SECONDARY BATTERY Final Rejection Fukui Byora Co., Ltd.

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