Cap Assembly And Secondary Battery Including Same

Patent No. EP4148887 (titled "Cap Assembly And Secondary Battery Including Same") was filed by LG Energy Solution on Oct 18, 2021. The application was issued on Mar 15, 2023.

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
Description

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Oct 14, 2025
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Sep 4, 2025
Decision to grant a European patent
Aug 26, 2025
(Electronic) Receipt
Aug 26, 2025
Filing of the translations of the claims
Aug 26, 2025
French translation of claims
Aug 26, 2025
German translation of the claims
Jul 14, 2025
Request for a change to the title of the invention
Jun 27, 2025
(Electronic) Receipt
Jun 27, 2025
Matter concerning the application
May 2, 2025
Annex to the communication about intention to grant a European patent
May 2, 2025
Bibliographic data of the European patent application
May 2, 2025
Communication about intention to grant a European patent
May 2, 2025
Intention to grant (signatures)
May 2, 2025
Text intended for grant (clean copy)
May 2, 2025
Text intended for grant (version for approval)
Apr 15, 2025
Examination started
Sep 4, 2024
(Electronic) Receipt
Sep 4, 2024
Amended claims filed after receipt of (European) search report
Sep 4, 2024
Amended claims with annotations
Sep 4, 2024
Amended description filed after receipt of (European) search report
Sep 4, 2024
Amended description with annotations
Sep 4, 2024
Amendments received before examination
Sep 4, 2024
Letter accompanying subsequently filed items
Jun 25, 2024
Invitation to declare maintenance of the application and to correct deficiencies in the Written Opinion/amend application
Jun 6, 2024
Communication regarding the transmission of the European search report
Jun 6, 2024
Document annexed to the Extended European Search Report
Jun 6, 2024
Document annexed to the Extended European Search Report
Jun 6, 2024
European search opinion
Jun 6, 2024
Information on Search Strategy
Jun 6, 2024
Supplementary European search report
May 27, 2024
Search started
May 15, 2023
Copy of the international preliminary report on patentability
May 15, 2023
Translation of the international preliminary report on patentability
Feb 15, 2023
Notification of forthcoming publication
Feb 7, 2023
Notification of the recording of a change
Feb 4, 2023
Transmission of a document (International preliminary examination report)
Jan 10, 2023
Confirmation of effective date of early entry
Jan 10, 2023
Request for a change to the title of the invention
Dec 9, 2022
(Electronic) Receipt
Dec 9, 2022
Abstract
Dec 9, 2022
Claims
Dec 9, 2022
Description
Dec 9, 2022
Drawings
Dec 9, 2022
Request for entry into the European phase
May 23, 2022
Priority document (electronically transmitted)
May 5, 2022
Copy of the international search report
May 5, 2022
Copy of the translated international search report
May 5, 2022
International publication pamphlet

EP4148887

LG ENERGY SOLUTION

Application Number: EP21886656A
Filing Date: Oct 18, 2021
Status: Intended To Grant; May 2, 2025
Publication Date: Mar 15, 2023
External Links: Slate, Register , Google Patents

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Cap Assembly And Secondary Battery Including Same

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EP4148887