Prosecution Insights
Last updated: May 29, 2026

Examiner: ROLDAN RAMOS, CHRISTIAN

Tech Center 1700 • Art Units: 1723 1746

This examiner grants 69% of resolved cases

Performance Statistics

69.3%
Allow Rate
+4.3% vs TC avg
348
Total Applications
+16.1%
Interview Lift
1226
Avg Prosecution Days
Based on 319 resolved cases, 2023–2026

Rejection Statute Breakdown

0.4%
§101 Eligibility
3.7%
§102 Novelty
79.9%
§103 Obviousness
9.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18030232 Freestanding Film, Electrode for Secondary Battery, Secondary Battery Including the Same, and Method of Manufacturing Electrode Final Rejection LG Energy Solution, Ltd.
17917637 Free-Standing Film For Dry Electrode, Manufacturing Apparatus Thereof, Dry Electrode Including The Same, And Secondary Battery Non-Final OA LG Energy Solution, Ltd.
18316207 NEGATIVE ELECTRODE ACTIVE MATERIAL AND PREPARATION METHOD THEREOF, SECONDARY BATTERY, BATTERY MODULE, BATTERY PACK, AND ELECTRICAL APPARATUS Non-Final OA Contemporary Amperex Technology (Hong Kong) Limited
18310537 ELECTRODE, ELECTRODE ASSEMBLY AND MANUFACTURING METHOD THEREOF Non-Final OA SK ON CO., LTD.
16469420 Cylindrical Battery Comprising Anti-corrosive Gasket Final Rejection LG Chem, Ltd.
18038864 NEGATIVE ELECTRODE MATERIAL FOR NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY, AND NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY Final Rejection Panasonic Intellectual Property Management Co., Ltd.
17940885 POROUS CERAMIC SEPARATOR MATERIALS AND FORMATION PROCESSES Final Rejection Apple Inc.
17995610 CONCURRENT ELECTROPHORETIC DEPOSITION OF MEMBRANE-ELECTRODE-ASSEMBLY Final Rejection RAMOT AT TEL-AVIV UNIVERSITY LTD.
18246375 DEVICE FOR DETERMINING THE HYDROGEN CONCENTRATION OF AN EXHAUST GAS IN AN EXHAUST GAS LINE OF A FUEL CELL SYSTEM, AND FUEL CELL SYSTEM Non-Final OA Robert Bosch GmbH
17684300 ANODE-FREE ALL-SOLID-STATE BATTERY INCLUDING SOLID ELECTROLYTE HAVING HIGH ION CONDUCTIVITY AND SURFACE-ROUGHENED ANODE CURRENT COLLECTOR Non-Final OA KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY
18310024 METHOD FOR MANUFACTURING BATTERY ELECTRODE Non-Final OA Kia Corporation
18277742 SOLID ELECTROLYTE AND METHOD FOR PRODUCING SAME Non-Final OA Mitsui Mining & Smelting Co., Ltd.
18133731 ELECTROLYTIC SOLUTION FOR SECONDARY BATTERY, AND SECONDARY BATTERY Non-Final OA MURATA MANUFACTURING CO., LTD.
18317783 SECONDARY BATTERY Non-Final OA Samsung SDI Co., Ltd.
18145778 VANADIUM BATTERY SOC BALANCE SYSTEM STRUCTURE AND CONTROL METHOD THEREOF Non-Final OA VRB ENERGY INC.
18340338 MEMBRANE AND PROCESS Non-Final OA JOHNSON MATTHEY HYDROGEN TECHNOLOGIES LIMITED
18246198 ENERGY STORAGE CELL Non-Final OA VARTA Microbattery GmbH

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