Prosecution Insights
Last updated: May 29, 2026

Examiner: OTERO, KENNETH MAX

Tech Center 1700 • Art Units: 1725

This examiner grants 46% of resolved cases

Performance Statistics

46.2%
Allow Rate
-18.8% vs TC avg
80
Total Applications
+26.7%
Interview Lift
1230
Avg Prosecution Days
Based on 13 resolved cases, 2023–2026

Rejection Statute Breakdown

0%
§101 Eligibility
1.9%
§102 Novelty
81.4%
§103 Obviousness
0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17838457 HIGH-ENERGY AND HIGH POWER COMPOSITE CATHODES FOR ALL SOLID-STATE BATTERIES Non-Final OA The Regents of the University of California
18273367 Electrode Assembly Manufacturing Process Non-Final OA LG Energy Solution, Ltd.
18022331 Secondary Battery Electrode Slurry Coating Device, and Electrode Slurry Coating Method Using Same Non-Final OA LG Energy Solution, Ltd.
18021805 NEGATIVE ELECTRODE FOR SECONDARY BATTERY COMPRISING ACTIVE MATERIAL LAYER HAVING DIFFERENT COMPOSITION, ELECTRODE ASSEMBLY AND SECONDARY BATTERY COMPRISING THE SAME Final Rejection LG ENERGY SOLUTION, LTD.
18018772 BATTERY MODULE AND BATTERY PACK INCLUDING THE SAME Final Rejection LG Energy Solution, Ltd.
17922839 Method of Preparing Positive Electrode Active Material Non-Final OA LG Energy Solution, Ltd.
18179690 COATED ACTIVE MATERIAL Non-Final OA PANASONIC HOLDINGS CORPORATION
18078222 POSITIVE ELECTRODE Final Rejection Panasonic Holdings Corporation
18490759 LITHIUM-ION BATTERY POSITIVE ELECTRODE PLATE, LITHIUM-ION BATTERY WITH SAME, AND ELECTRICAL APPARATUS Final Rejection CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) LIMITED
17971446 NEGATIVE ELECTRODE FOR SECONDARY BATTERY WITH IMPROVED RATE PROPERTY AND SECONDARY BATTERY COMPRISING THE SAME Non-Final OA SK ON CO., LTD.
17857144 INORGANIC SOLID ELECTROLYTE-CONTAINING COMPOSITION, SHEET FOR ALL-SOLID STATE SECONDARY BATTERY, AND ALL-SOLID STATE SECONDARY BATTERY, AND MANUFACTURING METHODS FOR SHEET FOR ALL-SOLID STATE SECONDARY BATTERY AND ALL-SOLID STATE SECONDARY BATTERY Final Rejection FUJIFILM Corporation
18197674 ELECTROLYTE COMPOSITIONS FOR USE IN ELECTROCHEMICAL CELLS AND ELECTROCHEMICAL CELLS MADE THEREFROM Non-Final OA Purdue Research Foundation
17996697 ELECTRODE, NEGATIVE ELECTRODE ACTIVE MATERIAL, VEHICLE, ELECTRONIC DEVICE, AND METHOD FOR MANUFACTURING NEGATIVE ELECTRODE ACTIVE MATERIAL Final Rejection SEMICONDUCTOR ENERGY LABORATORY CO., LTD.
17904395 SECONDARY BATTERY, FORMATION METHOD THEREOF, AND VEHICLE Final Rejection SEMICONDUCTOR ENERGY LABORATORY CO., LTD.
18219198 Sulfide Solid-State Battery, Printed Circuit Board with Sulfide Solid-State Battery, and Manufacturing Method of Sulfide Solid-State Battery Non-Final OA TOYOTA JIDOSHA KABUSHIKI KAISHA
18352245 MANUFACTURING METHOD FOR POWER STORAGE DEVICE Non-Final OA Prime Planet Energy & Solutions, Inc.
18026651 ALL-SOLID-STATE BATTERY Final Rejection SAMSUNG ELECTRO-MECHANICS CO., LTD.
18357104 DRY ELECTRODE FILM, ELECTRODE COMPRISING THE DRY ELECTRODE FILM, AND LITHIUM BATTERY COMPRISING THE ELECTRODE Non-Final OA Samsung SDI Co., Ltd.
18003122 RECHARGEABLE LITHIUM BATTERY Non-Final OA SAMSUNG SDI CO., LTD.
18092166 SILICON ANODE FOR USE IN AN ELECTROCHEMICAL CELL Non-Final OA Solid Power Operating, Inc.
17910014 NONAQUEOUS ELECTROLYTE ENERGY STORAGE DEVICE Non-Final OA GS Yuasa International Ltd.
17880528 NITRATE SALT CATHODE ADDITIVES AND METHODS OF USING AND FORMING THE SAME Non-Final OA GM GLOBAL TECHNOLOGY OPERATIONS LLC
18019845 SILICON CARBON COMPOSITE PARTICLES Non-Final OA WACKER CHEMIE AG
17967749 HYBRID SOLID ELECTROLYTE SHEET AND METHOD OF MANUFACTURING THE SAME Final Rejection Ulsan National Institute of Science and Technology
18040340 NEGATIVE ELECTRODE COMPOSITE AND SECONDARY BATTERY Final Rejection UNIVERSITY PUBLIC CORPORATION OSAKA
18009991 ELECTROLYTE AND ELECTROCHEMICAL DEVICE THEREOF AND ELECTRONIC DEVICE Final Rejection AESC Japan Ltd.
17942469 HIGH VOLTAGE LITHIUM-CONTAINING ELECTROCHEMICAL CELLS AND RELATED METHODS Non-Final OA Sion Power Corporation
18036411 BATTERY COVER PLATE AND LITHIUM-ION SECONDARY BATTERY Non-Final OA Microvast, Inc.
17787933 COBALT-FREE POSITIVE ELECTRODE MATERIAL FOR LITHIUM ION BATTERY, PREPARATION METHOD THEREFOR, AND LITHIUM ION BATTERY Final Rejection SVolt Energy Technology Co., Ltd.
17998594 ELECTROCHEMICAL CELL Final Rejection Johnson Matthey PLC

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