Prosecution Insights
Last updated: May 29, 2026

Examiner: NGUYEN, KEVIN NMN

Tech Center 1700 • Art Units: 1752

This examiner grants 83% of resolved cases

Performance Statistics

82.7%
Allow Rate
+17.7% vs TC avg
93
Total Applications
+13.1%
Interview Lift
1169
Avg Prosecution Days
Based on 52 resolved cases, 2023–2026

Rejection Statute Breakdown

0%
§101 Eligibility
6.0%
§102 Novelty
89.8%
§103 Obviousness
1.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18170831 Separator for Lithium-Sulfur Battery and Lithum-Sulfur Battery Comprising the Same Final Rejection LG Energy Solution, Ltd.
17769876 Electrode Assembly and Method for Manufacturing Same Non-Final OA LG Energy Solution, Ltd.
17768683 METHOD FOR PRODUCING NEGATIVE ELECTRODE ACTIVE MATERIAL, NEGATIVE ELECTRODE ACTIVE MATERIAL, NEGATIVE ELECTRODE INCLUDING THE SAME, AND SECONDARY BATTERY INCLUDING THE NEGATIVE ELECTRODE Non-Final OA LG ENERGY SOLUTION, LTD.
19268114 SECONDARY BATTERY AND ELECTRICAL DEVICE Non-Final OA CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
17953125 Battery Contact Antenna Non-Final OA ZEBRA TECHNOLOGIES CORPORATION
19081899 ETHER POLYMER, ELECTRODE PLATE, AND BATTERY CELL, BATTERY, AND ELECTRICAL DEVICE RELATED THERETO Non-Final OA CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) LIMITED
17978593 ANODE FOR LITHIUM SECONDARY BATTERY COMPRISING AN INTERFACIAL LAYER AND MANUFACTURING METHOD THEREOF Non-Final OA THE BOARD OF TRUSTEES OF THE LELAND STANFORD JUNIOR UNIVERSITY
18177767 ANODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY AND LITHIUM SECONDARY BATTERY INCLUDING THE SAME Non-Final OA SK ON CO., LTD.
17800725 Binder for Anode of Secondary Battery, Anode of Secondary Battery and Secondary Battery Final Rejection LG Chem, Ltd.
17434190 SULFIDE SOLID ELECTROLYTE Non-Final OA Mitsui Mining & Smelting Co., Ltd.
17765176 LAMELLAR IRON SULFIDES WITH EMBEDDED CATIONS FOR ELECTRICAL ENERGY STORAGE Final Rejection The University of Chicago
17595910 SECONDARY BATTERY Non-Final OA Samsung SDI Co., Ltd.
18024114 ELECTRICITY STORAGE DEVICE Non-Final OA KABUSHIKI KAISHA TOYOTA JIDOSHOKKI
17914240 NEW SOLID SULFIDE ELECTROLYTES Non-Final OA Solvay SA
17780961 BIOMASS-BASED SOLID COMPOSITE ELECTROLYTES FOR BATTERIES Non-Final OA University of Louisville Research Foundation, Inc.
17813283 LITHIUM LANTHANUM ZIRCONIUM OXIDE (LLZO) MATERIALS Non-Final OA 6K Inc.
17649863 Elastomer-Protected Anode and Lithium Battery Non-Final OA Global Graphene Group, Inc.
17922247 PROCESS FOR FLUORINATION OF AN LLZO GARNET Non-Final OA Universite Clermont Auvergne
17517587 LITHIUM-ION BATTERY AND DEVICE Final Rejection COMTEMPORARY AMPEREX TECHNOLOGY CO, LIMITED.

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