Prosecution Insights
Last updated: August 17, 2026

Examiner: WEI, ZHONGQING

Tech Center 4100 • Art Units: 1723 1726 1727 4100

This examiner grants 59% of resolved cases

Performance Statistics

58.9%
Allow Rate
-1.1% vs TC avg
465
Total Applications
+16.2%
Interview Lift
1255
Avg Prosecution Days
Based on 419 resolved cases, 2023–2026

Rejection Statute Breakdown

0.8%
§101 Eligibility
8.7%
§102 Novelty
52.9%
§103 Obviousness
32.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18032431 NONAQUEOUS ELECTROLYTE SECONDARY BATTERY Non-Final OA Panasonic Intellectual Property Management Co., Ltd.
18708759 NEGATIVE ELECTRODE ACTIVE MATERIAL, AND NEGATIVE ELECTRODE AND SECONDARY BATTERY WHICH INCLUDE THE SAME Final Rejection LG ENERGY SOLUTION, LTD.
18276513 LONG-CYCLE-LIFE, HIGH-CAPACITY SILICON ANODES AND METHODS OF MAKING AND USING THE SAME Non-Final OA THE REGENTS OF THE UNIVERSITY OF CALIFORNIA
18022971 SILICON COMPOSITE ANODE MATERIALS FOR Li-ION BATTERIES Non-Final OA THE REGENTS OF THE UNIVERSITY OF CALIFORNIA
18360702 ADDITIVE FOR ELECTROLYTE, AND ELECTROLYTE FOR RECHARGEABLE LITHIUM BATTERY AND RECHARGEABLE LITHIUM BATTERY INCLUDING THE SAME Final Rejection SAMSUNG SDI CO., LTD.
18044360 LITHIUM SECONDARY BATTERY Final Rejection SAMSUNG SDI CO., LTD.
18081543 POSITIVE ELECTRODE FOR ALL-SOLID-STATE BATTERY, METHOD OF PREPARING THE SAME, AND ALL-SOLID-STATE BATTERY Non-Final OA SAMSUNG SDI CO., LTD.
18511228 BATTERY, POWER CONSUMING APPARATUS, AND METHOD FOR MANUFACTURING BATTERY Non-Final OA CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
17371207 POSITIVE ELECTRODE ACTIVE MATERIAL AND ITS PREPARATION METHOD, SODIUM ION BATTERY AND APPARATUS CONTAINING THE SODIUM ION BATTERY Final Rejection CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) LIMITED
18492778 CATHODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY AND LITHIUM SECONDARY BATTERY INCLUDING THE SAME Non-Final OA SK ON CO., LTD.
18341061 TEMPERATURE SENSING APPARATUS Non-Final OA Rivian IP Holdings, LLC
18251601 TEMPERATURE CONTROL DEVICE, IN PARTICULAR A COOLING DEVICE FOR A MOTOR VEHICLE Non-Final OA VALEO SYSTEMES THERMIQUES
18537147 MULTI-LAYER SEPARATOR FOR LITHIUM-ION BATTERY Non-Final OA FORD GLOBAL TECHNOLOGIES, LLC
18341132 BATTERY ARRAY AND BATTERY ASSEMBLY Non-Final OA FORD GLOBAL TECHNOLOGIES, LLC
18127444 COLUMNAR SILICON ANODE HAVING A CARBONACEOUS NETWORK AND METHODS OF FORMING THE SAME Non-Final OA GM GLOBAL TECHNOLOGY OPERATIONS LLC
17971301 LAYERED ELECTROACTIVE MATERIAL AND METHODS OF FORMING THE SAME Non-Final OA GM GLOBAL TECHNOLOGY OPERATIONS LLC

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