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Easily Handleable Electrolytic Copper Foil, Electrode Comprising The Same, Secondary Battery Comprising The Same, And Method For Manufacturing The Same

Patent No. EP3309881 (titled "Easily Handleable Electrolytic Copper Foil, Electrode Comprising The Same, Secondary Battery Comprising The Same, And Method For Manufacturing The Same") was filed by KCF on Sep 4, 2017. The application was issued on Apr 1, 2020.

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UPC Cases New

Latest UPC cases involving this patent.

Case Number	Filing Date	Plaintiff	Proceeding Type
UPC_CFI_707/2025	Aug 5, 2025	SK Nexilis	Infringement

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Dossier Documents

The dossier documents provide a comprehensive record of the patent's prosecution history - including filings, correspondence, and decisions made by patent offices - and are crucial for understanding the patent's legal journey and any challenges it may have faced during examination.

Date
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Feb 15, 2021
Communication regarding the expiry of opposition period
Jan 28, 2021
Communication of amended entries concerning the representative
Dec 8, 2020
Communication of the registration of a transfer or change of name and/or address
Apr 15, 2020
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Mar 5, 2020
Decision to grant a European patent
Feb 14, 2020
(Electronic) Receipt
Feb 14, 2020
Filing of the translations of the claims
Feb 14, 2020
French translation of claims
Feb 14, 2020
German translation of the claims
Feb 14, 2020
Letter accompanying subsequently filed items
Nov 20, 2019
Bibliographic data of the European patent application
Nov 20, 2019
Communication about intention to grant a European patent
Nov 20, 2019
Intention to grant (signatures)
Nov 20, 2019
Text intended for grant (clean copy)
Nov 20, 2019
Text intended for grant (version for approval)
Oct 2, 2019
Examination started
Oct 15, 2018
(Electronic) Receipt
Oct 15, 2018
Amended claims filed after receipt of (European) search report
Oct 15, 2018
Amended claims with annotations
Oct 15, 2018
Amended description filed after receipt of (European) search report
Oct 15, 2018
Amended description with annotations
Oct 15, 2018
Amendments received before examination
Oct 15, 2018
Letter accompanying subsequently filed items
Aug 20, 2018
Communication of the registration of a transfer or change of name and/or address
Jul 26, 2018
(Electronic) Receipt
Jul 26, 2018
Letter accompanying subsequently filed items
Jul 26, 2018
Submission concerning a transfer of rights (applicant)
Jul 26, 2018
Submission concerning a transfer of rights (applicant)
Apr 23, 2018
Invitation to confirm maintenance of the application and to correct deficiencies in the Written Opinion/amend application
Apr 6, 2018
Communication confirming withdrawal from representation
Apr 6, 2018
Communication of amended entries concerning the representative
Mar 30, 2018
(Electronic) Receipt
Mar 30, 2018
Letter accompanying subsequently filed items
Mar 30, 2018
Submission concerning change of applicant's representative
Mar 21, 2018
Notification of forthcoming publication
Feb 23, 2018
Communication regarding the transmission of the European search report
Feb 23, 2018
European search opinion
Feb 23, 2018
European search report
Feb 23, 2018
Information on Search Strategy
Feb 8, 2018
Search started
Nov 22, 2017
Communication to designated inventor
Nov 10, 2017
Confirmation of receipt of (electronically) transmitted priority document
Nov 7, 2017
Priority document (electronically transmitted)
Sep 4, 2017
Abstract
Sep 4, 2017
Acknowledgement of receipt of electronic submission of the request for grant of a European patent
Sep 4, 2017
Claims
Sep 4, 2017
Description
Sep 4, 2017
Designation of inventor
Sep 4, 2017
Drawings
Sep 4, 2017
Request for grant of a European patent

EP3309881

KCF

Application Number: EP17189147A
Filing Date: Sep 4, 2017
Status: No Opposition Filed Within Time Limit; Feb 12, 2021
Publication Date: Apr 1, 2020
External Links: Slate, Register , Google Patents