Prosecution Insights
Last updated: April 19, 2026

Examiner: GRANNUM, VERITA EUDORA EBUN

Tech Center 1700 • Art Units: 1721

This examiner grants 75% of resolved cases

Performance Statistics

75.0%
Allow Rate
+10.0% vs TC avg
71
Total Applications
+55.6%
Interview Lift
1313
Avg Prosecution Days
Based on 12 resolved cases, 2023–2026

Rejection Statute Breakdown

0%
§101 Eligibility
24.9%
§102 Novelty
59.3%
§103 Obviousness
15.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18106504 BATTERY CELL, BATTERY, ELECTRICAL DEVICE, AND METHOD AND APPARATUS FOR MANUFACTURING BATTERY CELL Final Rejection Contemporary Amperex Technology Co., Limited
18246381 PROCESS FOR THE MANUFACTURE OF A COATED CATHODE ACTIVE MATERIAL Final Rejection BASF SE
18047037 SYSTEM AND METHOD FOR ELECTRODE MANUFACTURE Non-Final OA Rivian IP Holdings, LLC
18085160 ELECTROCHEMICAL CELLS AND ELECTRODES WITH CARBON-CONTAINING COATINGS AND METHODS OF PRODUCING THE SAME Final Rejection 24M Technologies, Inc.
17743631 ELECTROCHEMICAL CELLS CONNECTED IN SERIES IN A SINGLE POUCH AND METHODS OF MAKING THE SAME Non-Final OA 24M Technologies, Inc.
18033013 NEGATIVE ELECTRODE FOR LITHIUM METAL BATTERY, AND LITHIUM METAL BATTERY COMPRISING SAME Non-Final OA LG ENERGY SOLUTION, LTD.
18019673 BATTERY PACK AND DEVICE INCLUDING THE SAME Final Rejection LG ENERGY SOLUTION, LTD.
18018168 Method for Manufacturing Secondary Battery and Secondary Battery Non-Final OA LG Energy Solution, Ltd.
18004118 Positive Electrode Slurry and Positive Electrode for Lithium Secondary Battery Using the Same Non-Final OA LG Energy Solution, Ltd.
18014241 POSITIVE ELECTRODE, LITHIUM SECONDARY BATTERY INCLUDING SAME, AND METHOD FOR MANUFACTURING SAME Non-Final OA LG Energy Solution, Ltd.
17922693 Battery Cell Manufacturing Device and Battery Cell Manufacturing Method Final Rejection LG Energy Solution, Ltd.
17885701 NEGATIVE ELECTRODE ACTIVE MATERIAL, AND NEGATIVE ELECTRODE AND SECONDARY BATTERY INCLUDING SAME Final Rejection LG ENERGY SOLUTION, LTD.
18023209 NEGATIVE ELECTRODE ACTIVE MATERIAL FOR SECONDARY BATTERIES, AND SECONDARY BATTERY Non-Final OA Panasonic Intellectual Property Management Co., Ltd.
17871072 SLOW-RELEASE ADDITIVE FOR ABUSE TOLERANT LITHIUM-ION BATTERY CELL Final Rejection FORD GLOBAL TECHNOLOGIES, LLC
18099498 Cathode Active Material for Lithium Secondary Battery, Method of Preparing the Same and Lithium Secondary Battery Including the Same Non-Final OA SK ON CO., LTD.
17856242 Negative Electrode for a Lithium Secondary Battery with Improved Rapid Charging Performance and Lithium Secondary Battery Comprising the Same Final Rejection SK On Co., Ltd.
17673384 BATTERY COOLING SYSTEM Non-Final OA TOYOTA JIDOSHA KABUSHIKI KAISHA
18021225 COMPOSITE POSITIVE ELECTRODE MATERIAL, POSITIVE ELECTRODE SHEET, MANUFACTURING METHOD THEREFOR, AND BATTERY Non-Final OA BYD COMPANY LIMITED
17708315 POWER STORAGE MODULE AND METHOD OF MANUFACTURING SAME Non-Final OA PRIME PLANET ENERGY & SOLUTIONS, INC.
18091478 Nanopowder Coatings That Enhance Lithium Battery Component Performance Non-Final OA The Regents of The University of Michigan
18013183 ELECTROLYTE FOR RECHARGEABLE LITHIUM BATTERY AND RECHARGEABLE LITHIUM BATTERY INCLUDING THE SAME Non-Final OA SAMSUNG SDI CO., LTD.
18318136 SOLID ELECTROLYTE CERAMIC AND SOLID-STATE BATTERY Non-Final OA Murata Manufacturing Co., Ltd.
17788764 SEPARATOR FOR ELECTROCHEMICAL ELEMENTS Non-Final OA KURARAY CO., LTD.
17857232 INTEGRATED COOLING AND THERMAL RUNAWAY MITIGATION CONTAINER FOR POUCH BATTERY CELLS Non-Final OA GM GLOBAL TECHNOLOGY OPERATIONS LLC
18156610 BATTERY AND ELECTRONIC APPARATUS Non-Final OA Ningde Amperex Technology Limited
18005723 POROUS CARBON MATERIALS, NANOPARTICLES, METHODS OF MAKING SAME, AND USES THEREOF Non-Final OA Triad National Security, LLC
18155832 POLYMER, ELECTROLYTE AND BATTERY Non-Final OA LARGAN MEDICAL CO., LTD.
17914426 IMPROVED CURRENT COLLECTOR FOR A BATTERY Non-Final OA SAFT
17802469 COVER ASSEMBLY AND BATTERY Non-Final OA JUHEYUAN SCIENCE & TECHNOLOGY CO., LTD.
18246734 SILICON-BASED NEGATIVE ELECTRODE MATERIAL CONTAINING SILICATE SKELETON, NEGATIVE ELECTRODE PLATE, AND LITHIUM BATTERY Non-Final OA Tianmutake Excellent Anode Materials Co, Ltd.

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