Prosecution Insights
Last updated: May 29, 2026

Examiner: LUSTGRAAF, BENJAMIN T

Tech Center 1700 • Art Units: 1727

This examiner grants 63% of resolved cases

Performance Statistics

63.0%
Allow Rate
-2.0% vs TC avg
61
Total Applications
+26.2%
Interview Lift
1218
Avg Prosecution Days
Based on 27 resolved cases, 2023–2026

Rejection Statute Breakdown

0%
§101 Eligibility
8.9%
§102 Novelty
87.5%
§103 Obviousness
3.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18128869 SILICA-COATED SULFUR-CARBON COMPOSITE AND LITHIUM-SULFUR BATTERY COMPRISING THE SAME Non-Final OA LG Energy Solution, Ltd.
18109027 SECONDARY BATTERY INCLUDING VENTING PART Final Rejection LG ENERGY SOLUTION, LTD.
18005134 Sacrificial Positive Electrode Material With Reduced Gas Emissions, And Lithium Secondary Battery Comprising Same Non-Final OA LG Energy Solution, Ltd.
18010441 BINDER COMPOSITION FOR MANUFACTURING LITHIUM-SULFUR BATTERY CATHODE, AND LITHIUM-SULFUR BATTERY CATHODE MANUFACTURED THEREFROM Final Rejection LG ENERGY SOLUTION, LTD.
19296751 BOX, BATTERY, AND ELECTRIC DEVICE Non-Final OA CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
17895467 MULTI-LAYERED ENCLOSURE STRUCTURES FOR TRACTION BATTERY PACKS WITH CELL-TO-PACK BATTERY SYSTEMS Final Rejection FORD GLOBAL TECHNOLOGIES, LLC
17795809 NEGATIVE ELECTRODE ACTIVE MATERIAL FOR SECONDARY BATTERIES, AND SECONDARY BATTERY Non-Final OA Panasonic Intellectual Property Management Co., Ltd.
17843163 ELECTRODE AND BATTERY Final Rejection Panasonic Intellectual Property Management Co., Ltd.
18436978 SULFIDE SOLID ELECTROLYTE, BATTERY, AND METHOD FOR PRODUCING SULFIDE SOLID ELECTROLYTE Final Rejection TOYOTA JIDOSHA KABUSHIKI KAISHA
17983497 SULFIDE SOLID ELECTROLYTE, BATTERY, AND METHOD FOR PRODUCING SULFIDE SOLID ELECTROLYTE Final Rejection TOYOTA JIDOSHA KABUSHIKI KAISHA
18119442 ANODE AND SECONDARY BATTERY COMPRISING THE SAME Final Rejection SEOUL NATIONAL UNIVERSITY R&DB FOUNDATION
17959808 NEGATIVE ELECTRODE ACTIVE MATERIAL, NEGATIVE ELECTRODE AND LITHIUM-ION SECONDARY BATTERY Non-Final OA TDK CORPORATION
18327070 NEGATIVE ELECTRODE STRUCTURE APPLIED TO ALUMINUM BATTERY Non-Final OA APh ePower Co., Ltd.
18071810 LITHIUM METAL HALIDE BASED SOLID ELECTROLYTE FOR ALL-SOLID-STATE BATTERY WITH EXCELLENT LITHIUM ION CONDUCTIVITY Final Rejection Industry-University Cooperation Foundation Hanyang University ERICA Campus
18118771 BATTERY ASSEMBLY Final Rejection Dr. Ing. h.c. F. Porsche Aktiengesellschaft
18449003 AIR ELECTRODE/SEPARATOR ASSEMBLY AND METAL-AIR SECONDARY BATTERY Non-Final OA NGK INSULATORS, LTD.
18102163 METHODS FOR PREPARING NEGATIVE ELECTRODES FOR ELECTROCHEMICAL CELLS Non-Final OA GM GLOBAL TECHNOLOGY OPERATIONS LLC
17832376 LITHIUM MANGANESE OXIDE PARTICLES AND METHODS OF MAKING THE SAME Non-Final OA GM GLOBAL TECHNOLOGY OPERATIONS LLC
17917356 POSITIVE ELECTRODE ACTIVE MATERIAL FOR NONAQUEOUS ELECTROLYTE SECONDARY BATTERIES, AND NONAQUEOUS ELECTROLYTE SECONDARY BATTERY Final Rejection SANYO Electric Co., Ltd.
17787345 TEMPERATURE CONTROLLED BIPOLAR BATTERY ASSEMBLY Non-Final OA ADVANCED BATTERY CONCEPTS, LLC
17703415 IN-SITU CONTROL OF SOLID ELECTROLYTE INTERFACE FOR ENHANCED CYCLE PERFORMANCE IN LITHIUM METAL BATTERIES Non-Final OA Sion Power Corporation
17960239 DRY PROCESS FOR FORMING AN ELECTRODE Non-Final OA Livent USA Corp.
17940700 LITHIUM ION CELLS WITH HIGH RATE ELECTROLYTE FOR CELLS WITH SILICON OXIDE ACTIVE MATERIALS ACHIEVING LONG CYCLE LIFE Final Rejection Zenlabs Energy, Inc.

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