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Winding Apparatus And Winding Method For Electrode Connection Film And Electrode Roll

Patent No. EP4299494 (titled "Winding Apparatus And Winding Method For Electrode Connection Film And Electrode Roll") was filed by LG Energy Solution on Feb 8, 2023. The application was issued on Aug 27, 2025.

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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.

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Sep 9, 2025
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Jul 31, 2025
Decision to grant a European patent
Jul 22, 2025
(Electronic) Receipt
Jul 22, 2025
Filing of the translations of the claims
Jul 22, 2025
French translation of claims
Jul 22, 2025
German translation of the claims
Jun 26, 2025
Annex to the communication about intention to grant a European patent
Jun 26, 2025
Bibliographic data of the European patent application
Jun 26, 2025
Communication about intention to grant a European patent
Jun 26, 2025
Intention to grant (signatures)
Jun 26, 2025
Text intended for grant (clean copy)
Jun 26, 2025
Text intended for grant (version for approval)
Jun 12, 2025
Examination started
Apr 11, 2025
(Electronic) Receipt
Apr 11, 2025
Amended claims filed after receipt of (European) search report
Apr 11, 2025
Amended claims with annotations
Apr 11, 2025
Amended description filed after receipt of (European) search report
Apr 11, 2025
Amended description with annotations
Apr 11, 2025
Amendments received before examination
Apr 11, 2025
Summary of subsequently filed documents
Oct 25, 2024
Invitation to declare maintenance of the application and to correct deficiencies in the Written Opinion/amend application
Oct 8, 2024
Communication regarding the transmission of the European search report
Oct 8, 2024
European search opinion
Oct 8, 2024
Information on Search Strategy
Oct 8, 2024
Supplementary European search report
Sep 20, 2024
Search started
Sep 2, 2024
Copy of the international preliminary report on patentability
Sep 2, 2024
Translation of the international preliminary report on patentability
Jul 5, 2024
Document concerning representation
Dec 6, 2023
Notification of forthcoming publication
Dec 4, 2023
Translation of the international preliminary report on patentability
Nov 6, 2023
Copy of the international preliminary report on patentability
Oct 20, 2023
Confirmation of effective date of early entry
Sep 28, 2023
(Electronic) Receipt
Sep 28, 2023
Abstract
Sep 28, 2023
Claims
Sep 28, 2023
Description
Sep 28, 2023
Drawings
Sep 28, 2023
Request for entry into the European phase
Sep 4, 2023
Priority document (electronically transmitted)
Sep 4, 2023
Priority document (electronically transmitted)
Aug 17, 2023
Copy of the international search report
Aug 17, 2023
Copy of the translated international search report
Aug 17, 2023
International publication pamphlet

EP4299494

LG ENERGY SOLUTION

Application Number: EP23753150A
Filing Date: Feb 8, 2023
Status: Granted And Under Opposition; Jul 25, 2025
Publication Date: Aug 27, 2025
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