Prosecution Insights
Last updated: April 19, 2026

Examiner: ROSENBAUM, AMANDA R

Tech Center 1700 • Art Units: 1729 1752

This examiner grants 60% of resolved cases

Performance Statistics

59.8%
Allow Rate
-5.2% vs TC avg
208
Total Applications
+10.4%
Interview Lift
1086
Avg Prosecution Days
Based on 164 resolved cases, 2023–2026

Rejection Statute Breakdown

1.5%
§101 Eligibility
14.1%
§102 Novelty
57.4%
§103 Obviousness
21.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19303399 BATTERY CELL, BATTERY AND ELECTRICAL APPARATUS Final Rejection CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
18518068 ELECTRODE PLATE, ELECTRODE ASSEMBLY AND SECONDARY BATTERY Non-Final OA CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
18331260 YOLK CORE-SHELL STRUCTURED COMPOSITE MATERIAL, PREPARATION METHOD OF SAME, AND SECONDARY BATTERY CONTAINING SAME Non-Final OA CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
18188993 BATTERY HOUSING, BATTERY, ELECTRICAL APPARATUS, METHOD AND DEVICE FOR MANUFACTURING BATTERY Non-Final OA CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
17353358 CELL CARRIER WITH INTEGRATED SIDE WALLS Final Rejection Rivian IP Holdings, LLC
18372864 Battery Module Having Improved Cooling Structure Non-Final OA LG Energy Solution, Ltd.
18025329 Apparatus for Manufacturing Pouch of Secondary Battery Final Rejection LG Energy Solution, Ltd.
18010958 BATTERY PACK, AND DEVICE INCLUDING THE SAME Final Rejection LG ENERGY SOLUTION, LTD.
18010237 SECONDARY BATTERY AND METHOD FOR MANUFACTURING THE SAME Non-Final OA LG ENERGY SOLUTION, LTD.
17925438 Method for Manufacturing Secondary Battery and Apparatus for Manufacturing Secondary Battery Non-Final OA LG Energy Solution, Ltd.
18268819 LITHIUM SECONDARY BATTERY Non-Final OA Panasonic Intellectual Property Management Co., Ltd.
16658488 BATTERY PACK STRUCTURES MADE OF EXPANDABLE POLYMER FOAMS Final Rejection FORD GLOBAL TECHNOLOGIES, LLC
18418360 BATTERY CASE AND BATTERY PACK INCLUDING THE SAME Non-Final OA SK ON CO., LTD.
17630212 CO2-NEUTRAL OR NEGATIVE TRANSPORTATION ENERGY STORAGE SYSTEMS Final Rejection Northwestern University
17970984 CARTRIDGE ASSEMBLY Non-Final OA KIA CORPORATION
17872646 VEHICLE BATTERY MODULE Non-Final OA KIA CORPORATION
18182223 2D NON-CUBOIDAL METAL CAN BATTERIES Non-Final OA Meta Platforms Technologies, LLC
18085978 BATTERY Final Rejection TOYOTA JIDOSHA KABUSHIKI KAISHA
18047696 MANUFACTURING METHOD OF SEPARATOR FOR FUEL CELL, AND MANUFACTURING METHOD OF UNIT CELL FOR FUEL CELL Final Rejection TOYOTA JIDOSHA KABUSHIKI KAISHA
18186407 SYSTEM FOR CONDITIONING A PLURALITY OF SUPERIMPOSED SUB-STACKS OF SOLID OXIDE CELLS OF THE HIGH-TEMPERATURE SOEC/SOFC TYPE Non-Final OA COMMISSARIAT A L'ENERGIE ATOMIQUE ET AUX ENERGIES ALTERNATIVES
17743176 ELECTRODE AND ELECTROCHEMICAL DEVICE Final Rejection DAIKIN INDUSTRIES, LTD.
17780252 POROUS BODY AND FUEL CELL INCLUDING THE SAME Final Rejection SUMITOMO ELECTRIC INDUSTRIES, LTD.
17608949 POROUS BODY, FUEL CELL INCLUDING THE SAME, AND STEAM ELECTROLYSIS APPARATUS INCLUDING THE SAME Final Rejection SUMITOMO ELECTRIC INDUSTRIES, LTD.
17769074 SEMI-INTERPENETRATING POLYMER NETWORKS AS SEPARATORS FOR USE IN ALKALI METAL BATTERIES Final Rejection FORSCHUNGSZENTRUM JÜLICH GMBH
17759263 INTERLAYER FOR SOLID OXIDE CELL Final Rejection Ceres Intellectual Property Company Limited
18164613 BATTERY AND BATTER DEVICE Non-Final OA CALB Co., Ltd.
18011357 COMPOSITE NANOARCHITECTURE UNIT, MULTILAYER COMPOSITE, AND METHOD FOR MANUFACTURING COMPOSITE NANOARCHITECTURE UNIT Non-Final OA OKINAWA INSTITUTE OF SCIENCE AND TECHNOLOGY SCHOOL CORPORATION
18100536 Sintered Anode For Molten Carbonate Fuel Cell Non-Final OA FUELCELL ENERGY, INC
17783983 SOLID OXIDE CELL ASSEMBLY Final Rejection Sunfire GmbH
17750447 BATTERY MODULE FOR A TRACTION BATTERY OF AN ELECTRIC VEHICLE Non-Final OA Lisa Draexlmaier GmbH

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