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Powder Material For Sintering And Solid Latent Heat Storage Member Using Same

Patent No. EP3919583 (titled "Powder Material For Sintering And Solid Latent Heat Storage Member Using Same") was filed by National Institute OF Advanced Industrial Science And Technology on Dec 4, 2019. The application was issued on Aug 13, 2025.

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Aug 26, 2025
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Jul 17, 2025
Decision to grant a European patent
Jul 17, 2025
Letter relating to the revocation of the automatic debiting procedure
Jul 2, 2025
(Electronic) Receipt
Jul 2, 2025
Filing of the translations of the claims
Jul 2, 2025
French translation of claims
Jul 2, 2025
German translation of the claims
Jul 2, 2025
Letter accompanying subsequently filed items
Jun 12, 2025
Letter relating to the request for the automatic debiting procedure
Jun 12, 2025
Letter relating to the revocation of the automatic debiting procedure
Apr 15, 2025
Annex to the communication about intention to grant a European patent
Apr 15, 2025
Bibliographic data of the European patent application
Apr 15, 2025
Communication about intention to grant a European patent
Apr 15, 2025
Intention to grant (signatures)
Apr 15, 2025
Text intended for grant (clean copy)
Apr 15, 2025
Text intended for grant (version for approval)
Dec 18, 2024
(Electronic) Receipt
Dec 18, 2024
Amended description with annotations
Dec 18, 2024
Description
Dec 18, 2024
Letter accompanying subsequently filed items
Dec 18, 2024
Reply to communication from the Examining Division
Nov 27, 2024
Annex to the communication
Nov 27, 2024
Communication from the Examining Division
Aug 21, 2024
(Electronic) Receipt
Aug 21, 2024
Amended claims with annotations
Aug 21, 2024
Amended claims with annotations
Aug 21, 2024
Claims
Aug 21, 2024
Claims
Aug 21, 2024
Letter accompanying subsequently filed items
Aug 21, 2024
Reply to communication from the Examining Division
Jul 9, 2024
Annex to the communication
Jul 9, 2024
Communication from the Examining Division
Feb 22, 2024
(Electronic) Receipt
Feb 22, 2024
Amended claims with annotations
Feb 22, 2024
Claims
Feb 22, 2024
Letter accompanying subsequently filed items
Feb 22, 2024
Reply to communication from the Examining Division
Dec 20, 2023
Annex to the communication
Dec 20, 2023
Communication from the Examining Division
Dec 15, 2023
Examination started
Mar 21, 2023
(Electronic) Receipt
Mar 21, 2023
Amended claims filed after receipt of (European) search report
Mar 21, 2023
Amended claims with annotations
Mar 21, 2023
Amendments received before examination
Mar 21, 2023
Letter accompanying subsequently filed items
Sep 27, 2022
Invitation to declare maintenance of the application and to correct deficiencies in the Written Opinion/amend application
Sep 8, 2022
Communication regarding the transmission of the European search report
Sep 8, 2022
European search opinion
Sep 8, 2022
Information on Search Strategy
Sep 8, 2022
Supplementary European search report
Aug 30, 2022
Search started
Nov 10, 2021
Notification of forthcoming publication
Nov 2, 2021
(Electronic) Receipt
Nov 2, 2021
(Partial) description filed in response to formal objections
Nov 2, 2021
Letter accompanying subsequently filed items
Nov 2, 2021
Matter concerning the application
Oct 27, 2021
Deficiencies in translation of international application
Oct 20, 2021
Notification of forthcoming publication
Aug 17, 2021
Communication regarding possible amendment of the application/payment of claims fee
Jul 19, 2021
Copy of the international preliminary examination report
Jul 19, 2021
Translation of the international preliminary examination report
Jul 12, 2021
Letter relating to the automatic debiting procedure
Jun 29, 2021
(Electronic) Receipt
Jun 29, 2021
Abstract
Jun 29, 2021
Amended drawings filed after receipt of (European) search report
Jun 29, 2021
Claims
Jun 29, 2021
Description
Jun 29, 2021
Drawings
Jun 29, 2021
Matter concerning the application
Jun 29, 2021
Request for entry into the European phase
Jun 29, 2021
Translation of the annexes to the International Preliminary Examination Report
May 21, 2021
Information on entry into European phase
Dec 17, 2020
Notification of election of EPO
Aug 3, 2020
Priority document (electronically transmitted)
Jul 16, 2020
Copy of the international search report
Jul 16, 2020
Copy of the translated international search report
Jul 16, 2020
International publication pamphlet

EP3919583

NATIONAL INSTITUTE OF ADVANCED INDUSTRIAL SCIENCE AND TECHNOLOGY

Application Number: EP19908624A
Filing Date: Dec 4, 2019
Status: Granted And Under Opposition; Jul 11, 2025
Publication Date: Aug 13, 2025
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