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Reaction Estimation Method For Secondary Battery And Secondary Battery Comprising Battery Cell Used For Same

Patent No. EP3425412 (titled "Reaction Estimation Method For Secondary Battery And Secondary Battery Comprising Battery Cell Used For Same") was filed by LG Chem on Nov 6, 2017. The application was issued on Jan 9, 2019.

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Date
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Jan 13, 2026
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Dec 4, 2025
Decision to grant a European patent
Nov 28, 2025
Brief communication to applicant/representative
Nov 28, 2025
Request for a change to the title of the invention
Oct 2, 2025
(Electronic) Receipt
Oct 2, 2025
Filing of the translations of the claims
Oct 2, 2025
French translation of claims
Oct 2, 2025
German translation of the claims
Jun 16, 2025
Annex to the communication about intention to grant a European patent
Jun 16, 2025
Bibliographic data of the European patent application
Jun 16, 2025
Communication about intention to grant a European patent
Jun 16, 2025
Intention to grant (signatures)
Jun 16, 2025
Text intended for grant (clean copy)
Jun 16, 2025
Text intended for grant (version for approval)
Apr 25, 2025
(Electronic) Receipt
Apr 25, 2025
Amended claims with annotations
Apr 25, 2025
Amended description with annotations
Apr 25, 2025
Claims
Apr 25, 2025
Description
Apr 25, 2025
Reply to communication from the Examining Division
Apr 25, 2025
Summary of subsequently filed documents
Mar 31, 2025
Annex to the communication
Mar 31, 2025
Communication from the Examining Division
Oct 29, 2024
(Electronic) Receipt
Oct 29, 2024
Amended claims with annotations
Oct 29, 2024
Claims
Oct 29, 2024
Reply to communication from the Examining Division
Oct 29, 2024
Summary of subsequently filed documents
Oct 28, 2024
Miscellaneous requests concerning client data
Jul 5, 2024
Document concerning representation
Jul 1, 2024
Annex to the communication
Jul 1, 2024
Communication from the Examining Division
Jun 24, 2024
Examination started
Feb 23, 2022
Communication of the registration of a transfer or change of name and/or address
Feb 16, 2022
Annexes in respect of a client data request
Feb 16, 2022
Letter accompanying subsequently filed items
Feb 16, 2022
Submission concerning change of applicant's name
Dec 17, 2021
Communication of the registration of a transfer or change of name and/or address
Dec 9, 2021
Annexes in respect of a client data request
Dec 9, 2021
Annexes in respect of a client data request
Dec 9, 2021
Letter accompanying subsequently filed items
Dec 9, 2021
Submission concerning a transfer of rights (applicant)
Jun 14, 2019
(Electronic) Receipt
Jun 14, 2019
Amended claims filed after receipt of (European) search report
Jun 14, 2019
Amended claims with annotations
Jun 14, 2019
Amended description filed after receipt of (European) search report
Jun 14, 2019
Amended description with annotations
Jun 14, 2019
Amendments received before examination
Jun 14, 2019
Letter accompanying subsequently filed items
May 21, 2019
Copy of the international preliminary report on patentability
May 21, 2019
Translation of the international preliminary report on patentability
Jan 24, 2019
Invitation to indicate correct address of inventor
Jan 24, 2019
Invitation to indicate correct address of inventor
Jan 24, 2019
Invitation to indicate correct address of inventor
Jan 24, 2019
Invitation to indicate correct address of inventor
Jan 3, 2019
Invitation to declare maintenance of the application and to correct deficiencies in the Written Opinion/amend application
Jan 3, 2019
Letter which had not been notified
Jan 3, 2019
Letter which had not been notified
Jan 3, 2019
Letter which had not been notified
Jan 3, 2019
Letter which had not been notified
Dec 12, 2018
Notification of forthcoming publication
Dec 7, 2018
Communication regarding the transmission of the European search report
Dec 7, 2018
European search opinion
Dec 7, 2018
Information on Search Strategy
Dec 7, 2018
Supplementary European search report
Nov 27, 2018
Search started
Oct 12, 2018
Communication to designated inventor
Oct 12, 2018
Communication to designated inventor
Oct 12, 2018
Communication to designated inventor
Oct 12, 2018
Communication to designated inventor
Oct 12, 2018
Confirmation of effective date of early entry
Oct 12, 2018
The request for correction will be decided by the Examining Division
Oct 3, 2018
(Electronic) Receipt
Oct 3, 2018
Abstract
Oct 3, 2018
Claims
Oct 3, 2018
Description
Oct 3, 2018
Drawings
Oct 3, 2018
Request for entry into the European phase
May 28, 2018
Priority document (electronically transmitted)
May 11, 2018
Copy of the international search report
May 11, 2018
Copy of the translated international search report
May 11, 2018
International publication pamphlet

EP3425412

LG CHEM

Application Number: EP17867982A
Filing Date: Nov 6, 2017
Status: Intended To Grant; Jun 15, 2025
Publication Date: Jan 9, 2019
External Links: Slate, Register , Google Patents