Prosecution Insights
Last updated: April 19, 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
78
Total Applications
+39.6%
Interview Lift
1303
Avg Prosecution Days
Based on 29 resolved cases, 2023–2026

Rejection Statute Breakdown

0%
§101 Eligibility
20.0%
§102 Novelty
68.7%
§103 Obviousness
9.5%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
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
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.
17613655 NEGATIVE-ELECTRODE ACTIVE MATERIAL FOR SECONDARY BATTERY, AND SECONDARY BATTERY Non-Final OA Panasonic Intellectual Property Management Co., Ltd.
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.
17534690 VEHICLE BATTERY CASE APPARATUS Non-Final OA Kia Corporation
18249875 ALL SOLID STATE BATTERY AND METHOD FOR PRODUCING THE SAME Non-Final OA TOYOTA JIDOSHA KABUSHIKI KAISHA
18356899 BATTERY Non-Final OA Prime Planet Energy & Solutions, Inc.
17455562 NEGATIVE ELECTRODE FOR RECHARGEABLE LITHIUM BATTERY AND RECHARGEABLE LITHIUM BATTERY INCLUDING SAME Non-Final OA Samsung SDI Co., Ltd.
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.
17516187 SOLID ELECTROLYTE AND A LITHIUM-ION CONDUCTIVE GLASS-CERAMICS Non-Final OA SCHOTT AG
17792361 POSITIVE ELECTRODE ACTIVE MATERIAL FOR AN ALL-SOLID-STATE LITHIUM-ION BATTERY, ELECTRODE AND ALL-SOLID-STATE LITHIUM-ION BATTERY Non-Final OA SUMITOMO CHEMICAL COMPANY, 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.
18021997 SECONDARY BATTERY Final Rejection SANYO Electric Co., Ltd.
17613751 NONAQUEOUS ELECTROLYTE SECONDARY BATTERY Final Rejection SANYO Electric Co., Ltd.
17744503 THERMAL INSULATION MATERIALS FOR BATTERIES Non-Final OA Hollingsworth & Vose Company

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