Prosecution Insights
Last updated: May 29, 2026

Examiner: JACOBSON, SARAH JORDAN

Tech Center 1700 • Art Units: 1785 1794

This examiner grants 59% of resolved cases

Performance Statistics

58.8%
Allow Rate
-6.2% vs TC avg
72
Total Applications
+70.0%
Interview Lift
1277
Avg Prosecution Days
Based on 17 resolved cases, 2023–2026

Rejection Statute Breakdown

0%
§101 Eligibility
9.1%
§102 Novelty
85.5%
§103 Obviousness
5.5%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18016232 SEPARATOR AND ELECTOCHEMICAL DEVICE INCLUDING THE SAME Final Rejection LG ENERGY SOLUTION, LTD.
17912968 HIGH-ADHESION SEPARATOR FOR BATTERIES INCLUDING PVAC-PMA COPOLYMER AND SECONDARY BATTERY INCLUDING THE SAME Non-Final OA LG ENERGY SOLUTION, LTD.
17771712 Secondary Battery, Method For Manufacturing The Secondary Battery, And Battery Pack Comprising The Secondary Battery Non-Final OA LG Energy Solution, Ltd.
17865687 BATTERY WITH INTEGRATED BUS BAR COOLING SYSTEM AND MOTOR VEHICLE Non-Final OA AUDI AG
17704201 Lithium Secondary Battery and Method of Fabricating Cathode for Lithium Secondary Battery Final Rejection SK ON CO., LTD.
18025954 Positive Electrode Active Material, Method of Preparing the Same, and Positive Electrode Material, Positive Electrode, and Lithium Secondary Battery Which Include the Same Non-Final OA LG Chem, Ltd.
18028929 POSITIVE ELECTRODE ACTIVE MATERIAL FOR SECONDARY BATTERIES, AND SECONDARY BATTERY Final Rejection Panasonic Intellectual Property Management Co., Ltd.
17927321 NEGATIVE-ELECTRODE ACTIVE MATERIAL FOR SECONDARY BATTERIES, AND SECONDARY BATTERY Final Rejection PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
17795174 NONAQUEOUS ELECTROLYTIC SOLUTION ADDITIVE, NONAQUEOUS ELECTROLYTIC SOLUTION INCLUDING SAME, AND NONAQUEOUS ELECTROLYTIC SOLUTION SECONDARY BATTERY Non-Final OA Panasonic Intellectual Property Management Co., Ltd.
17977043 ELECTRODE SHEET, WINDING BATTERY CORE, AND BATTERY Non-Final OA BYD COMPANY LIMITED
17970567 NEGATIVE ELECTRODE AND BATTERY Final Rejection Prime Planet Energy & Solutions, Inc.
17841840 ELECTROCHEMICAL CELL CATALYST LAYERS Non-Final OA Robert Bosch GmbH
17699881 POSITIVE ELECTRODE FOR LITHIUM ION SECONDARY BATTERY AND LITHIUM ION SECONDARY BATTERY Final Rejection TDK CORPORATION
17786218 ELECTRODE, BATTERY CELL, CELL STACK, BATTERY SYSTEM, AND METHOD FOR MANUFACTURING ELECTRODE Non-Final OA SUMITOMO ELECTRIC INDUSTRIES, LTD.
17976482 SECONDARY BATTERY Non-Final OA Samsung SDI Co., Ltd.
18177550 POSITIVE ELECTRODE ACTIVE MATERIAL AND LITHIUM SECONDARY BATTERY COMPRISING THE SAME Final Rejection ECOPRO BM CO., LTD.
17921650 ADDITIVE FOR POSITIVE ELECTRODE OF ELECTROCHEMICAL DEVICE, COMPOSITION FOR POSITIVE ELECTRODE OF ELECTROCHEMICAL DEVICE, POSITIVE ELECTRODE FOR ELECTROCHEMICAL DEVICE, AND ELECTROCHEMICAL DEVICE INCLUDING SAME Non-Final OA KURARAY CO., LTD.
17900219 ELECTROCHEMICAL APPARATUS AND ELECTRONIC APPARATUS Non-Final OA Ningde Amperex Technology Limited
17913570 LITHIUM SECONDARY BATTERY Final Rejection MITSUI CHEMICALS, INC.
18246560 COOLING A BATTERY BY IMMERSION IN A COMPOSITION WITH A CHANGE IN STATE Non-Final OA ARKEMA FRANCE
18260335 COMPOSITION FOR ELECTROCHEMICAL DEVICE FUNCTIONAL LAYER, LAMINATE FOR ELECTROCHEMICAL DEVICE, AND ELECTROCHEMICAL DEVICE Non-Final OA ZEON CORPORATION
18188533 Anode Active Material for Lithium Secondary Battery and Lithium Secondary Battery Including the Same Non-Final OA SK Innovation Co., Ltd.
17988770 ELECTROLYTE, ELECTROCHEMICAL DEVICE THEREOF, AND ELECTRONIC DEVICE THEREOF Non-Final OA AESC Japan Ltd.
17771734 SILICON-OXYGEN COMPOSITE NEGATIVE ELECTRODE MATERIAL AND PREPARATION METHOD THEREFOR, AND LITHIUM ION BATTERY Non-Final OA DINGYUAN NEW ENERGY TECHNOLOGY CO., LTD.
18249130 LITHIUM METAL ANODE ASSEMBLIES AND AN APPARATUS AND METHOD OF MAKING Final Rejection SKYCAP INVESTMENT HOLDINGS INC
18167065 POSITIVE ELECTRODE PLATE, SECONDARY BATTERY AND PREPARATION METHOD THEREOF AND BATTERY MODULE, BATTERY PACK AND POWER CONSUMING DEVICE COMPRISING THE SECONDARY BATTERY Final Rejection CONTEMPORARY AMPEREX TECHNOLOGY (HONGKONG) LIMITED
18064670 FAST-CHARGING GRAPHITE AND BATTERY Non-Final OA JIANGSU ZENERGY BATTERY TECHNOLOGIES GROUP CO., LTD.
17963168 BIPOLAR CURRENT COLLECTOR, ELECTRODE SHEET, CELL AND SECONDARY BATTERY Non-Final OA XIAMEN HITHIUM ENERGY STORAGE TECHNOLOGY CO., LTD.
17567814 APPARATUSES FOR ELECTRICALLY CONNECTING ENERGY SYSTEMS Final Rejection FreeWire Technologies, Inc.

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