Prosecution Insights
Last updated: April 19, 2026

Examiner: EGGERDING, ALIX ECHELMEYER

Tech Center 2400 • Art Units: 1729 1795 2486

This examiner grants 58% of resolved cases

Performance Statistics

57.6%
Allow Rate
At TC average
799
Total Applications
+17.3%
Interview Lift
1375
Avg Prosecution Days
Based on 764 resolved cases, 2023–2026

Rejection Statute Breakdown

0.3%
§101 Eligibility
17.0%
§102 Novelty
61.8%
§103 Obviousness
15.4%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18419337 ELECTROLYTE, SECONDARY BATTERY, BATTERY MODULE, BATTERY PACK, AND ELECTRIC APPARATUS Non-Final OA CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
18346816 METHOD, APPARATUS, DEVICE, AND MEDIUM FOR DETECTING QUALIFIED RATE OF BATTERY ELECTRODE SHEET Non-Final OA CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
18271780 Electrode, Electrode Assembly, And Secondary Battery Comprising Same Non-Final OA LG Energy Solution, Ltd.
17769514 Battery Module and Method for Manufacturing the Same Final Rejection LG Energy Solution, Ltd.
18044313 POWER STORAGE DEVICE Final Rejection Panasonic Intellectual Property Management Co., Ltd.
18009342 IMPROVED MICROPOROUS MEMBRANE AND DEVICES COMPRISING THE SAME Non-Final OA ASAHI KASEI KABUSHIKI KAISHA
18299240 BATTERY CELL ARRANGEMENT HAVING A POTTING COMPOUND LAYER, AND METHOD FOR PRODUCING A BATTERY CELL ARRANGEMENT FOR A MOTOR VEHICLE Non-Final OA AUDI AG
18111961 SYSTEM, METHOD OF CONTROLLING A SYSTEM, AND VEHICLE COMPRISING A SYSTEM Non-Final OA Volvo Truck Corporation
18079279 MEMBRANE-ELECTRODE ASSEMBLY FOR FUEL CELLS Final Rejection Kia Corporation
18030676 MEMBRANE-ELECTRODE UNIT FOR AN ELECTROCHEMICAL CELL, AND METHOD FOR MANUFACTURING A MEMBRANE-ELECTRODE UNIT Final Rejection Robert Bosch GmbH
17901347 SOLID OXIDE FUEL CELL PLACEMENT IN GAS TURBINE COMBUSTOR Non-Final OA ARIZONA BOARD OF REGENTS ON BEHALF OF ARIZONA STATE UNIVERSITY
17956411 GAS SUPPLY SYSTEM Final Rejection HONDA MOTOR CO., LTD.
18201327 ELECTRODE FOR BATTERY, MANUFACTURING METHOD THEREOF, AND BATTERY Non-Final OA MURATA MANUFACTURING CO., LTD.
17999089 BATTERY CELL COMPRISING SPECIAL POROUS SOLID ELECTROLYTE FOAMS Non-Final OA RENAULT S.A.S
18302268 POSITIVE ELECTRODE AND ELECTROCHEMICAL APPARATUS AND ELECTRONIC APPARATUS CONTAINING SAME Non-Final OA Ningde Amperex Technology Limited
17914696 ENERGY STORAGE FACILITY Final Rejection GS Yuasa International Ltd.
18208389 ELECTROLYTE SOLUTION AND SECONDARY BATTERY COMPRISING THE SAME Non-Final OA SOULBRAIN CO., LTD.
18241791 MEMBRANE ELECTRODE ASSEMBLY AND POLYMER ELECTROLYTE FUEL CELL Non-Final OA TOPPAN INC.
17601882 LITHIUM COMPOSITE METAL OXIDE POWDER AND LITHIUM SECONDARY BATTERY POSITIVE ELECTRODE ACTIVE MATERIAL Non-Final OA Sumitomo Metal Mining Co., Ltd.
18254715 CARBON BLACK, SLURRY, AND LITHIUM ION SECONDARY BATTERY Non-Final OA Denka Company Limited
17698115 NON-AQUEOUS ELECTROLYTE SOLUTION, AND NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY Final Rejection MU IONIC SOLUTIONS CORPORATION
18263651 BATTERY ASSEMBLY FOR A VEHICLE Non-Final OA ASTON MARTIN LAGONDA LIMITED
18192957 ELECTROCHEMICAL DEVICE AND ELECTRONIC DEVICE Non-Final OA Dongguan Amperex Technology Limited
18069717 BIPOLAR PLATE REACTANT CHANNELS WITH LOCAL VARIATIONS TO INCREASE DIFFUSION THROUGH A GAS DIFFUSION LAYER Non-Final OA HYDROGENICS CORPORATION
18041194 A Battery Module for an Aerosol Generating System Final Rejection JT Intemational SA

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