Prosecution Insights
Last updated: May 29, 2026

Examiner: WEST, ROBERT GENE

Tech Center 1700 • Art Units: 1700 1721

This examiner grants 76% of resolved cases

Performance Statistics

76.4%
Allow Rate
+11.4% vs TC avg
156
Total Applications
+26.6%
Interview Lift
1190
Avg Prosecution Days
Based on 106 resolved cases, 2023–2026

Rejection Statute Breakdown

0%
§101 Eligibility
6.0%
§102 Novelty
91.5%
§103 Obviousness
2.1%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18037285 SECONDARY BATTERY AND MANUFACTURING METHOD OF THE SAME Non-Final OA LG ENERGY SOLUTION, LTD.
18026522 BATTERY PACK, POWER SYSTEM AND VEHICLE Final Rejection LG ENERGY SOLUTION, LTD.
18021012 SECONDARY BATTERY AND METHOD FOR MANUFACTURING SECONDARY BATTERY Final Rejection LG ENERGY SOLUTION, LTD.
17919661 ELECTRODE ASSEMBLY AND SECONDARY BATTERY INCLUDING THE SAME Non-Final OA LG ENERGY SOLUTION, LTD.
19280209 ENERGY STORAGE DEVICE Non-Final OA CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
18029432 COMPOSITES WITH SURFACE REFINING AND CONFORMAL GRAPHENE COATING, ELECTRODES, AND FABRICATING METHODS OF SAME Final Rejection NORTHWESTERN UNIVERSITY
17608356 Method for Producing Positive Electrode Active Material for Lithium Secondary Battery and Positive Electrode Positive Material Produced Thereby Final Rejection LG Chem, Ltd.
18180862 INORGANIC SOLID ELECTROLYTE-CONTAINING COMPOSITION, SHEET FOR ALL-SOLID STATE SECONDARY BATTERY, AND ALL-SOLID STATE SECONDARY BATTERY, AND MANUFACTURING METHODS FOR SHEET FOR ALL-SOLID STATE SECONDARY BATTERY AND ALL-SOLID STATE SECONDARY BATTERY Non-Final OA FUJIFILM Corporation
18061060 HYDROGEN STORAGE DEVICE, AND VEHICLE Non-Final OA TOYOTA JIDOSHA KABUSHIKI KAISHA
17896076 POSITIVE ELECTRODE ACTIVE MATERIAL AND NONAQUEOUS ELECTROLYTE SECONDARY BATTERY INCLUDING THE SAME Non-Final OA Prime Planet Energy & Solutions, Inc.
17690494 VEHICLE BATTERY PACK UNIT AND VEHICLE INCLUDING SAME Final Rejection PRIME PLANET ENERGY & SOLUTIONS, INC.
18013818 BIPOLAR PLATE, FUEL CELL SYSTEM, AND METHOD FOR MANUFACTURING A BIPOLAR PLATE Non-Final OA Robert Bosch GmbH
18132811 ALL-SOLID-STATE BATTERY WITH MINIMAL CHANGE IN VOLUME Final Rejection Kia Corporation
18176136 MANUFACTURING METHOD AND MANUFACTURING APPARATUS OF ELECTRODE STRUCTURE Final Rejection KABUSHIKI KAISHA TOSHIBA
18148373 RECHARGEABLE BATTERY MODULE AND ELECTRIC VEHICLE AND ENERGY STORAGE SYSTEM USING THE SAME Non-Final OA SAMSUNG SDI CO., LTD.
18149018 ELECTRODE SHEET AND LITHIUM-ION BATTERY Non-Final OA Zhuhai CosMX Battery Co., Ltd.
18308863 POSITIVE ELECTRODE ACTIVE MATERIAL AND LITHIUM SECONDARY BATTERY COMPRISING THE SAME Non-Final OA ECOPRO BM CO., LTD.
18175824 ELECTRODE PLATE, ELECTROCHEMICAL APPARATUS, AND ELECTRONIC APPARATUS Non-Final OA Ningde Amperex Technology Limited
17884226 Thin Solid-State Electrolyte Having High Ionic Conductivity Non-Final OA GM GLOBAL TECHNOLOGY OPERATIONS LLC
17788085 SECONDARY BATTERY Non-Final OA SANYO Electric Co., Ltd.
18172660 DISTRIBUTED CELL FORMATION SYSTEMS FOR LITHIUM CONTAINING BATTERIES Non-Final OA Enovix Corporation
18021551 CARBON NANOTUBE DISPERSION, CARBON NANOTUBE RESIN COMPOSITION, MIXTURE SLURRY, ELECTRODE FILM, NONAQUEOUS ELECTROLYTE SECONDARY BATTERY, AND METHOD OF PRODUCING MIXTURE SLURRY Non-Final OA TOYOCOLOR CO., LTD.
18222957 Mono-crystalline Cathode Material for Sodium-ion Battery and Preparation Method and Application Thereof Non-Final OA Guizhou Zhenhua E-CHEM Inc.
17572679 FUEL CELL STACK AND METHOD FOR MANUFACTURE Non-Final OA PLUG POWER INC.
17815462 GRADATED INTEGRATED CERAMIC SEPARATOR Final Rejection EnPower, Inc.
17833697 BIOFILMS IN BIOELECTROCHEMICAL ENERGY CONVERSION CELLS Non-Final OA Bugsy Solar LLC

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