EP3316363

ELECTROLYTIC COPPER FOIL, CURRENT COLLECTOR INCLUDING SAME ELECTROLYTIC COPPER FOIL, ELECTRODE INCLUDING SAME CURRENT COLLECTOR, SECONDARY BATTERY INCLUDING SAME ELECTRODE, AND METHOD FOR MANUFACTURING SAME

Filed

Apr 28, 2016

Technology

Electrical engineering · Electrical machinery, apparatus, energy +1

UPC cases

Ownership history

As recorded at the EPO. Transfers made after the opposition period are recorded in national registers and may be missing here.

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SK nexilis Co., Ltd.since Dec 4, 2020; EPO record ends Mar 17, 2023
KCF Technologies Co., Ltd.Aug 17, 2018 – Dec 4, 2020
LS Mtron Ltd.Mar 30, 2018 – Aug 17, 2018

Abstract

Disclosed are an electrolytic copper foil, a current collector including the same, an electrode including the same, a secondary battery including the same and a method for manufacturing the same capable of securing secondary batteries with high capacity maintenance. The electrolytic copper foil includes a first surface and a second surface opposite to the first surface, wherein each of the first and second surfaces has a peak count roughness R pc of 10 to 100.

Litigation history

Date	Case	Division	Type	Outcome	Parties
Oct 16, 2026	UPC CFI 3688/2026	Mannheim LD	Other	Locked	Tesla Inc. +4

Additional proceedings on this patent

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