Prosecution Insights
Last updated: May 29, 2026

Examiner: DIGNAN, MICHAEL L

Tech Center 1700 • Art Units: 1722 1723 1725

This examiner grants 58% of resolved cases

Performance Statistics

57.5%
Allow Rate
-7.5% vs TC avg
767
Total Applications
+17.0%
Interview Lift
1170
Avg Prosecution Days
Based on 723 resolved cases, 2023–2026

Rejection Statute Breakdown

0.1%
§101 Eligibility
5.9%
§102 Novelty
90.6%
§103 Obviousness
2.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18012352 NEGATIVE ELECTRODE AND LITHIUM SECONDARY BATTERY COMPRISING SAME Non-Final OA LG Energy Solution, Ltd.
18451770 BATTERY CELL, BATTERY, AND ELECTRIC APPARATUS Non-Final OA CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
17269634 Nonaqueous Electrolytic Solution and Nonaqueous Secondary Battery Final Rejection Asahi Kasei Kabushiki Kaisha
19224241 LOCKING MECHANISM, BATTERY ASSEMBLY, ELECTRIC DEVICE, AND LOCKING APPARATUS Non-Final OA CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) LIMITED
19202764 BATTERY AND ELECTRIC APPARATUS Final Rejection CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) LIMITED
17936886 SYSTEMS AND METHODS FOR ATTACHING PERIPHERAL COMPONENTS TO TRACTION BATTERY PACKS Non-Final OA FORD GLOBAL TECHNOLOGIES, LLC
17957348 ELECTRICAL GROUND ASSEMBLY FOR GROUNDING AND FLUIDLY SEALING A VEHICLE COMPONENT Final Rejection Ford Global Technologies, LLC
18091812 BATTERY MODULE AND MANUFACTURING METHOD OF BATTERY MODULE Non-Final OA SK ON CO., LTD.
18077272 BATTERY CELL ASSEMBLY AND BATTERY UNIT FOR AN ELECTRIC VEHICLE Non-Final OA Volvo Car Corporation
18277185 NEGATIVE ELECTRODE SLURRY FOR LITHIUM ION SECONDARY BATTERY, METHOD FOR MANUFACTURING NEGATIVE ELECTRODE FOR LITHIUM ION SECONDARY BATTERY, METHOD FOR MANUFACTURING LITHIUM ION SECONDARY BATTERY, NEGATIVE ELECTRODE FOR LITHIUM ION SECONDARY BATTERY, AND LITHIUM ION SECONDARY BATTERY Non-Final OA Panasonic Intellectual Property Management Co., Ltd.
18183026 PARTITION MEMBER AND ASSEMBLED BATTERY Non-Final OA Mitsubishi Chemical Corporation
18633050 BATTERY ASSEMBLY FOR ELECTRIC AIRCRAFT Final Rejection BETA AIR, LLC
18013307 ALL SOLID-STATE BATTERY Final Rejection SAMSUNG SDI CO., LTD.
17953197 BATTERY MODULE, A BATTERY PACK, AN ELECTRIC VEHICLE, A BATTERY MANAGEMENT ARRANGEMENT, AND A METHOD FOR ASSEMBLING A BATTERY MODULE Final Rejection SAMSUNG SDI CO., LTD.
18037882 POWER STORAGE DEVICE Final Rejection KABUSHIKI KAISHA TOYOTA JIDOSHOKKI
18103925 BATTERY PACK FRAME ASSEMBLIES Non-Final OA Toyota Motor Engineering & Manufacturing North America, Inc.
18067125 BATTERY SHELL AND BATTERY PACK WITH SAID BATTERY SHELL Non-Final OA Ningde Amperex Technology Limited
17584316 Superior Lithium Metal Anodes by Atomic and Molecular Layer Deposition Final Rejection BOARD OF TRUSTEES OF THE UNIVERSITY OF ARKANSAS
18112928 ELECTRODE ASSEMBLY WITH HEAT SPREADING LAYER, BATTERY CELL AND BATTERY EMPLOYING SUCH ELECTRODE ASSEMBLIES Non-Final OA Lilium eAircraft GmbH
18147700 BATTERY TRAY ASSEMBLY AND BATTERY MODULE Non-Final OA Eve Power Co., Ltd.
18032242 ZINC-AIR SECONDARY BATTERY SYSTEM Final Rejection ZINC TECHNOLOGIES., INC.
16477418 Wireless Battery System Final Rejection Vehicle Energy Japan Inc.
16364220 GRAPHENE-ENCAPSULATED GRAPHITE-SUPPORTED ANODE ACTIVE MATERIAL FOR LITHIUM-ION BATTERIES Final Rejection Nanotek Instruments, Inc.

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