Prosecution Insights
Last updated: April 19, 2026

Examiner: BERRESFORD, JORDAN ELIZABETH

Tech Center 1700 • Art Units: 1727

This examiner grants 70% of resolved cases

Performance Statistics

69.9%
Allow Rate
+4.9% vs TC avg
201
Total Applications
+8.5%
Interview Lift
1119
Avg Prosecution Days
Based on 166 resolved cases, 2023–2026

Rejection Statute Breakdown

0%
§101 Eligibility
23.2%
§102 Novelty
50.6%
§103 Obviousness
25.1%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18100507 COMPRESSION CASE FOR BATTERIES Non-Final OA Rivian IP Holdings, LLC
18279552 BATTERY PACK Non-Final OA LG ENERGY SOLUTION, LTD.
18026510 BATTERY MODULE AND BATTERY PACK INCLUDING THE SAME Final Rejection LG Energy Solution, Ltd.
18019107 BATTERY MODULE AND BATTERY PACK INCLUDING THE SAME Final Rejection LG ENERGY SOLUTION, LTD.
18014451 BATTERY PACK AND DEVICE INCLUDING THE SAME Non-Final OA LG ENERGY SOLUTION, LTD.
17768987 Cylindrical Battery and Method for Manufacturing the Same Non-Final OA LG Energy Solution, Ltd.
17621842 Battery Module and Battery Pack Including the Same Non-Final OA LG Energy Solution, Ltd.
17958100 BATTERY PACK COMPRISING PARTITION WALL FOR CONNECTING MEMBERS Final Rejection SK ON CO., LTD.
18198427 BATTERY PACK FOR A VEHICLE Non-Final OA KIA CORPORATION
16411373 LITHIUM-BASED ADDITIVES FOR A NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY Final Rejection TOYOTA JIDOSHA KABUSHIKI KAISHA
17935132 POWER STORAGE DEVICE HAVING PLEATED CASE Final Rejection Prime Planet Energy & Solutions, Inc.
17683392 POSITIVE ELECTRODE ACTIVE MATERIAL AND PREPARATION METHOD THEREOF, POSITIVE ELECTRODE PLATE, LITHIUM-ION SECONDARY BATTERY, AND BATTERY MODULE, BATTERY PACK, AND APPARATUS RELATED THERETO Final Rejection CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) LIMITED
17747532 Cable Coupling and Grounding Arrangement for a Structural Battery Module and Battery Pack Non-Final OA Caterpillar Inc.
18245439 BATTERY STORAGE APPARATUS Non-Final OA HONDA MOTOR CO., LTD.
17657796 DEVICE FOR HOLDING BATTERY CELLS Final Rejection MTS Maschinenbau GmbH
18329190 ELECTROLYTES COMPRISING FLUOROALKOXYSILANE ADDITIVES FOR LITHIUM ION BATTERIES INCLUDING SILICON-CONTAINING NEGATIVE Non-Final OA GM GLOBAL TECHNOLOGY OPERATIONS LLC
18307468 STACKABLE BATTERY MODULE MOUNTING SYSTEM Non-Final OA GM GLOBAL TECHNOLOGY OPERATIONS LLC
18262199 COMPOSITION FOR ELECTROCHEMICAL DEVICE FUNCTIONAL LAYER, LAMINATE FOR ELECTROCHEMICAL DEVICE, AND ELECTROCHEMICAL DEVICE Non-Final OA ZEON CORPORATION
17414149 NON-AQUEOUS ELECTROLYTE CONTAINING LIFSI SALT FOR FAST CHARGING/DISCHARGING OF LITHIUM-ION BATTERY Non-Final OA UT-Battelle, LLC
18737639 APPARATUS FOR SEPARATING AND RECYCLING METAL ELEMENTS IN CATHODE MATERIALS OF LITHIUM BATTERIES Final Rejection National Engineering Research Center of Advanced Energy Storage Materials (Shenzhen) Co., Ltd
18260046 HUMIDIFIER FOR FUEL CELL Non-Final OA KOLON INDUSTRIES, INC.
18279341 Zinc - Manganese Dioxide - Nickel Hydroxide Secondary Electrochemical Generator Non-Final OA SUNERGY
18180035 Battery Block Fixing Device For Energy Storage Power Supply Non-Final OA Beijing Union Ophthalmic Device Technology Service Co. Ltd.
17431100 NONAQUEOUS ELECTROLYTE SECONDARY BATTERY STRUCTURE, METHOD FOR PRODUCING NONAQUEOUS ELECTROLYTE SECONDARY BATTERY STRUCTURE, AND METHOD FOR PRODUCING NONAQUEOUS ELECTROLYTE SECONDARY BATTERY Final Rejection ELIIY POWER CO., LTD.

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