Prosecution Insights
Last updated: May 29, 2026

Examiner: CHUO, TONY SHENG HSIANG

Tech Center 1700 • Art Units: 1729 1751 1795

This examiner grants 46% of resolved cases

Performance Statistics

45.7%
Allow Rate
-19.3% vs TC avg
755
Total Applications
+7.3%
Interview Lift
1506
Avg Prosecution Days
Based on 700 resolved cases, 2023–2026

Rejection Statute Breakdown

0%
§101 Eligibility
3.3%
§102 Novelty
92.9%
§103 Obviousness
1.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17585831 PRISMATIC BATTERY CELL ENERGY DENSITY FOR A LITHIUM ION BATTERY MODULE Final Rejection CPS Technology Holdings LLC
18267086 BATTERY MODULE AND BATTERY PACK INCLUDING THE SAME Non-Final OA LG Energy Solution, Ltd.
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.
18319236 AUTOMATED FLOODED LEAD-ACID BATTERY MAINTENANCE Non-Final OA Saudi Arabian Oil Company
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
17617188 SOLID-STATE SECONDARY BATTERY Final Rejection SEMICONDUCTOR ENERGY LABORATORY CO., LTD.
18181563 BATTERY Final Rejection Prime Planet Energy & Solutions, Inc.
18031023 Production of a Cell Casing of a Battery Cell, and Cell Casing Final Rejection Bayerische Motoren Werke Aktiengesellschaft
18114610 BATTERY PACK Final Rejection HONDA MOTOR CO., LTD.
18075690 Sulfide Solid Electrolyte Final Rejection Mitsui Mining & Smelting Co., Ltd.
18536088 BATTERY MODULE 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.
17297184 PRINTING NANOPOROUS ULTRATHIN MEMBRANES FOR LITHIUM-SULFUR BATTERIES Final Rejection RENSSELAER POLYTECHNIC INSTITUTE
17924084 BATTERY WIRING MODULE Non-Final OA SUMITOMO WIRING SYSTEMS, LTD.
17967327 SEPARATOR, ELECTROCHEMICAL APPARATUS, AND ELECTRONIC APPARATUS Non-Final OA Ningde Amperex Technology Limited
17929863 BIPOLAR PLATE DESIGN WITH NON-CONDUCTIVE PICTURE FRAME Final Rejection Lockheed Martin Energy, LLC
18426917 REINFORCED BIPOLAR BATTERY ASSEMBLY Non-Final OA ADVANCED BATTERY CONCEPTS, LLC
17203277 SECONDARY BATTERY Non-Final OA HYDRO-QUEBEC
18205764 LITHIUM-BASED SOLID ELECTROLYTE MATERIAL Final Rejection LIVENT LITHIUM LLC
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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