Prosecution Insights
Last updated: April 19, 2026

Examiner: CHUO, TONY SHENG HSIANG

Tech Center 1700 • Art Units: 1729 1751 1795

This examiner grants 46% of resolved cases

Performance Statistics

45.8%
Allow Rate
-19.2% vs TC avg
750
Total Applications
+8.0%
Interview Lift
1476
Avg Prosecution Days
Based on 696 resolved cases, 2023–2026

Rejection Statute Breakdown

0.2%
§101 Eligibility
18.9%
§102 Novelty
58.3%
§103 Obviousness
17.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17513018 BATTERY AND ELECTRONIC DEVICE INCLUDING BATTERY Final Rejection Samsung Electronics Co., Ltd.
18195439 Method for producing a crystalline solid electrolyte, a crystalline solid electrolyte, and an electrode combined material and a lithium ion battery using it Non-Final OA Idemitsu Kosan Co., Ltd.
18205179 Si-SUBSTITUTED LITHIUM THIOBORATE MATERIAL WITH HIGH LITHIUM ION CONDUCTIVITY FOR USE AS SOLID-STATE ELECTROLYTE AND ELECTRODE ADDITIVE Non-Final OA California Institute of Technology
17918763 Electrode for Secondary Battery, Secondary Battery Including the Same, and Method of Manufacturing Electrode Final Rejection LG Energy Solution, Ltd.
17784941 BATTERY PACK INCLUDING A SEALING GASKET AND VEHICLE COMPRISING BATTERY PACK Non-Final OA LG ENERGY SOLUTION, LTD.
18183371 BATTERY PACK ELECTRICAL CONNECTION SYSTEM AND METHOD FOR ELECTRICALLY CONNECTING BATTERY PACK COMPONENTS Non-Final OA Ford Global Technologies, LLC
17625213 Pre-Dispersant Composition, and Electrode and Secondary Battery Which Include the Same Final Rejection LG Chem, Ltd.
17617188 SOLID-STATE SECONDARY BATTERY Final Rejection SEMICONDUCTOR ENERGY LABORATORY CO., LTD.
18114610 BATTERY PACK Final Rejection HONDA MOTOR CO., LTD.
17438525 USE OF AN ESTER IN A COOLING COMPOSITION Final Rejection TotalEnergies OneTech
17844868 BATTERY PACK Final Rejection SAMSUNG SDI CO., LTD.
16937430 SECONDARY BATTERY HAVING EQUIVALENT AREA CURRENT COLLECTOR PLATES AND ELECTRODE ASSEMBLY Final Rejection Samsung SDI Co., Ltd.
17297184 PRINTING NANOPOROUS ULTRATHIN MEMBRANES FOR LITHIUM-SULFUR BATTERIES Final Rejection RENSSELAER POLYTECHNIC INSTITUTE
17708508 NEGATIVE ELECTRODE, ELECTROCHEMICAL DEVICE CONTAINING SAME, AND ELECTRONIC DEVICE Final Rejection Ningde Amperex Technology Limited
17815654 STORAGE BATTERY SEALING MEMBER AND STORAGE BATTERY INCLUDING THE SAME Non-Final OA UCHIYAMA MANUFACTURING CORP.
17929863 BIPOLAR PLATE DESIGN WITH NON-CONDUCTIVE PICTURE FRAME Final Rejection Lockheed Martin Energy, LLC
18075690 Sulfide Solid Electrolyte Final Rejection Mitsui Mining & Smelting Co., Ltd.
17585831 PRISMATIC BATTERY CELL ENERGY DENSITY FOR A LITHIUM ION BATTERY MODULE Final Rejection CPS Technology Holdings LLC
18426917 REINFORCED BIPOLAR BATTERY ASSEMBLY Non-Final OA ADVANCED BATTERY CONCEPTS, LLC
17864614 SECONDARY BATTERY CELLS HAVING HERMETICALLY SEALED ENCLOSURE, ELECTRODE ASSEMBLIES AND METHODS Non-Final OA Enovix Corporation
17203114 ELECTRICALLY CONDUCTIVE SUBSTANCE, POSITIVE ELECTRODE, AND SECONDARY BATTERY Final Rejection HYDRO-QUEBEC
17203277 SECONDARY BATTERY Non-Final OA HYDRO-QUEBEC
17309125 Binder for a Battery Electrode Final Rejection Volt14 Solutions
17284402 METHODS OF IMPROVING PERFORMANCE OF IONIC LIQUID ELECTROLYTES IN LITHIUM-ION BATTERIES Non-Final OA The Regents of the Universityof Colorado, a body corporate

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