Prosecution Insights
Last updated: August 17, 2026

Examiner: CHUO, TONY SHENG HSIANG

Tech Center 1700 • Art Units: 1723 1729 1751 1795

This examiner grants 46% of resolved cases

Performance Statistics

45.7%
Allow Rate
-19.3% vs TC avg
759
Total Applications
+7.2%
Interview Lift
1506
Avg Prosecution Days
Based on 704 resolved cases, 2023–2026

Rejection Statute Breakdown

0.3%
§101 Eligibility
17.1%
§102 Novelty
60.5%
§103 Obviousness
18.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17914869 NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY WITHCYCLIC INORGANIC PHOSPHORIC ACID COMPOUND ADDITIVE Non-Final OA Panasonic Intellectual Property Management Co., Ltd.
17603466 NEGATIVE ELECTRODE FOR NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY AND NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY Non-Final OA Panasonic Corporation
18588152 FUEL CELL STACK Non-Final OA Honda Motor Co., Ltd.
18114610 BATTERY PACK Final Rejection HONDA MOTOR CO., LTD.
18208431 NANODIAMOND-ENHANCED NANOFIBER SEPARATOR FOR ELECTROCHEMICAL ENERGY STORAGE DEVICES Non-Final OA Daicel Corporation
17625213 Pre-Dispersant Composition, and Electrode and Secondary Battery Which Include the Same Non-Final OA LG Chem, Ltd.
18267086 BATTERY MODULE AND BATTERY PACK INCLUDING THE SAME Final Rejection LG Energy Solution, Ltd.
18266739 NEGATIVE ELECTRODE AND METHOD FOR MANUFACTURING THE SAME Final Rejection LG ENERGY SOLUTION, LTD.
18026946 Method And Apparatus For Manufacturing Unit Cell Non-Final OA LG Energy Solution, Ltd.
18007923 SEPARATOR INCLUDING A POROUS POLYMER SUBSTRATE AND POROUS COATING LAYER AND ELECTROCHEMICAL DEVICE COMPRISING SAME Non-Final OA LG ENERGY SOLUTION, LTD.
17784941 BATTERY PACK INCLUDING A SEALING GASKET AND VEHICLE COMPRISING BATTERY PACK Final Rejection LG ENERGY SOLUTION, LTD.
17609913 BATTERY SYSTEM AND CONTROLLING METHOD OF THE SAME Final Rejection LG ENERGY SOLUTION, LTD.
18319236 AUTOMATED FLOODED LEAD-ACID BATTERY MAINTENANCE Non-Final OA Saudi Arabian Oil Company
18668733 SECONDARY BATTERY Non-Final OA Samsung SDI Co., Ltd.
16937430 SECONDARY BATTERY HAVING EQUIVALENT AREA CURRENT COLLECTOR PLATES AND ELECTRODE ASSEMBLY Final Rejection Samsung SDI Co., Ltd.
18208335 MULTILAYER ELECTRODE PLATE AND NEGATIVE ELECTRODE USING SAME, BATTERY AND POWER CONSUMING DEVICE Non-Final OA CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
18468737 SECONDARY BATTERY HAVING IMPROVED HIGH-TEMPERATURE PROPERTIES Final Rejection SK On Co., Ltd.
18056419 BUS BAR MODULES FOR TRACTION BATTERY PACKS Non-Final OA FORD GLOBAL TECHNOLOGIES, LLC
17297184 PRINTING NANOPOROUS ULTRATHIN MEMBRANES FOR LITHIUM-SULFUR BATTERIES Non-Final OA RENSSELAER POLYTECHNIC INSTITUTE
17438525 USE OF AN ESTER IN A COOLING COMPOSITION Non-Final OA TotalEnergies OneTech
19185041 POSITIVE ELECTRODE SHEET AND BATTERY Non-Final OA ZHUHAI COSMX BATTERY CO., LTD.
18400449 BATTERY Non-Final OA ZHUHAI COSMX BATTERY CO., LTD.
18314415 FUEL CELL WET END WITH TERMINAL-COMPRESSION PLATE Non-Final OA GM GLOBAL TECHNOLOGY OPERATIONS LLC

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