Prosecution Insights
Last updated: May 29, 2026

Examiner: SON, TAEYOUNG

Tech Center 1700 • Art Units: 1751

This examiner grants 41% of resolved cases

Performance Statistics

41.4%
Allow Rate
-23.6% vs TC avg
79
Total Applications
+39.6%
Interview Lift
1316
Avg Prosecution Days
Based on 29 resolved cases, 2023–2026

Rejection Statute Breakdown

0%
§101 Eligibility
7.3%
§102 Novelty
89.6%
§103 Obviousness
2.1%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18268552 SEPARATOR FOR SECONDARY BATTERIES Non-Final OA LG ENERGY SOLUTION, LTD.
18037532 CYLINDRICAL SECONDARY BATTERY HAVING HIGH STRUCTURAL SAFETY AND METHOD OF MANUFACTURING THE SAME Non-Final OA LG ENERGY SOLUTION, LTD.
17632726 SEPARATOR, FOR ELECTROCHEMICAL DEVICE, COMPRISING HEAT-RESISTANT LAYER AND SECONDARY BATTERY COMPRISING SAME Final Rejection LG ENERGY SOLUTION, LTD.
17754954 ELECTRODE ACTIVE MATERIAL AND PROCESS FOR MANUFACTURING SAID ELECTRODE ACTIVE MATERIAL Non-Final OA BASF SE
17712472 BUSBAR WITH NUT PLATE Non-Final OA Rivian IP Holdings, LLC
17723755 Silicon-Based Negative Electrode and Method of Manufacturing the Same Non-Final OA SK On Co., Ltd.
17603078 Positive Electrode Active Material for Secondary Battery, Method of Preparing the Same, and Lithium Secondary Battery Including the Positive Electrode Active Material Non-Final OA LG Chem, Ltd.
17613655 NEGATIVE-ELECTRODE ACTIVE MATERIAL FOR SECONDARY BATTERY, AND SECONDARY BATTERY Non-Final OA Panasonic Intellectual Property Management Co., Ltd.
18249875 ALL SOLID STATE BATTERY AND METHOD FOR PRODUCING THE SAME Non-Final OA TOYOTA JIDOSHA KABUSHIKI KAISHA
17534690 VEHICLE BATTERY CASE APPARATUS Non-Final OA Kia Corporation
18322126 CARBON BLACK DISPERSION COMPOSITION FOR BATTERY, MIXTURE PASTE FOR POSITIVE ELECTRODE, POSITIVE ELECTRODE FOR LITHIUM-ION SECONDARY BATTERY, AND LITHIUM-ION SECONDARY BATTERY Non-Final OA SHIN-ETSU CHEMICAL CO., LTD.
18110237 NEGATIVE ELECTRODE FOR RECHARGEABLE LITHIUM BATTERY AND RECHARGEABLE LITHIUM BATTERY INCLUDING SAME Non-Final OA Samsung SDI Co., Ltd.
17455562 NEGATIVE ELECTRODE FOR RECHARGEABLE LITHIUM BATTERY AND RECHARGEABLE LITHIUM BATTERY INCLUDING SAME Non-Final OA Samsung SDI Co., Ltd.
17516187 SOLID ELECTROLYTE AND A LITHIUM-ION CONDUCTIVE GLASS-CERAMICS Non-Final OA SCHOTT AG
17709650 ELECTROCHEMICAL DEVICE AND ELECTRONIC DEVICE INCLUDING SAME Non-Final OA Ningde Amperex Technology Limited
17310805 POSITIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM ION SECONDARY BATTERY, METHOD OF MANUFACTURING POSITIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM ION SECONDARY BATTERY, AND LITHIUM ION SECONDARY BATTERY Non-Final OA SUMITOMO METAL MINING CO., LTD.
17636475 SILICON/SILICON OXIDE-CARBON COMPLEX, METHOD FOR PREPARING SAME, AND NEGATIVE ELECTRODE ACTIVE MATERIAL COMPRISING SAME FOR LITHIUM SECONDARY BATTERY Non-Final OA DAEJOO ELECTRONIC MATERIALS CO., LTD

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