Prosecution Insights
Last updated: May 29, 2026

Examiner: VAN OUDENAREN, MATTHEW W

Tech Center 1700 • Art Units: 1718 1725 1728 1729 1732

This examiner grants 78% of resolved cases

Performance Statistics

77.9%
Allow Rate
+12.9% vs TC avg
709
Total Applications
+11.0%
Interview Lift
1063
Avg Prosecution Days
Based on 671 resolved cases, 2023–2026

Rejection Statute Breakdown

0.3%
§101 Eligibility
1.9%
§102 Novelty
84.2%
§103 Obviousness
8.5%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18267056 BATTERY CELL FIXING DEVICE AND ELECTROLYTE IMPREGNATION DEVICE INCLUDING THE SAME Non-Final OA LG ENERGY SOLUTION, LTD.
19302993 SECONDARY BATTERY AND ELECTRIC DEVICE Non-Final OA CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
18365233 MODIFIED GRAPHITE AND PREPARATION METHOD THEREOF, CARBON-COATED NEGATIVE ACTIVE MATERIAL AND PREPARATION METHOD THEREOF, NEGATIVE ELECTRODE PLATE, SECONDARY BATTERY, BATTERY MODULE, BATTERY PACK, AND ELECTRICAL DEVICE Non-Final OA CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) LIMITED
18332908 SYSTEMS AND METHODS FOR DRAINING FLUIDS FROM TRACTION BATTERY PACKS Non-Final OA FORD GLOBAL TECHNOLOGIES, LLC
18139742 Fuel Cell Stack Non-Final OA Hitachi, Ltd.
18084040 SECONDARY BATTERY ASSEMBLY AND SECONDARY BATTERY ASSEMBLY MODULE HAVING SAME Non-Final OA SK ON CO., LTD.
18332999 SOLID ELECTROLYTE MATERIAL AND BATTERY Non-Final OA Panasonic Intellectual Property Management Co., Ltd.
17952223 THIN FILM PATTERN LAYER BATTERY SYSTEMS Non-Final OA Apple Inc.
18583991 ALL SOLID STATE BATTERY Non-Final OA TOYOTA JIDOSHA KABUSHIKI KAISHA
18254005 BIPOLAR PLATE FOR AN ELECTROCHEMICAL CELL, ARRANGEMENT OF ELECTROCHEMICAL CELLS, AND METHOD FOR OPERATING SAID ARRANGEMENT OF ELECTROCHEMICAL CELLS Non-Final OA Robert Bosch GmbH
18131490 WEARABLE BATTERY SYSTEM Non-Final OA The Johns Hopkins University
18114258 FUEL CELL SYSTEM Final Rejection HONDA MOTOR CO., LTD.
17920877 BATTERY MODULE WITH A CELL HOLDER ASSEMBLY Final Rejection TVS MOTOR COMPANY LIMITED
17998302 PROCESS OF MANUFACTURING A MEMBRANE ELECTRODE ASSEMBLY Non-Final OA JOHNSON MATTHEY HYDROGEN TECHNOLOGIES LIMITED
18623682 STABLE HIGH CONDUCTIVITY OXIDE ELECTROLYTE Non-Final OA University of Maryland, College Park
18261853 BATTERY PACK Non-Final OA Panasonic Energy Co.,Ltd.
18258460 METHOD FOR PREPARING AN ELECTRODE WITH HIGH LOAD PER UNIT OF MASS FILLED WITH ELECTROLYTE FOR A BATTERY WITH HIGH ENERGY DENSITY Non-Final OA Solvionic
18029613 SOLID OXIDE FUEL CELL SYSTEM AND WATER VAPOR GENERATOR AND METHOD OF OPERATION Non-Final OA Ceres Intellectual Property Company Limited
17623455 COMPOSITE SOLID-STATE BATTERY CELL Final Rejection A123 Systems LLC
18026425 PRODUCTION METHOD AND PRODUCTION LINE FOR PRODUCING A FLOW FIELD FUEL-CELL PLATE Non-Final OA Interpiex NAS Electronics GmbH
17905206 COMPOSITION, COMPOSITE SEPARATOR AND PREPARATION METHOD THEREFOR, AND LITHIUM ION BATTERY Non-Final OA SHENZHEN SENIOR TECHNOLOGY MATERIAL CO., LTD.

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