Inorganic Fiber With Improved Shrinkage And Strength

Patent No. EP3575272 (titled "Inorganic Fiber With Improved Shrinkage And Strength") was filed by Unifrax I on Dec 23, 2014. The application was issued on Apr 3, 2024.

UPC Cases New

Latest UPC cases involving this patent.

Case Number	Filing Date	Plaintiff	Proceeding Type
UPC_CFI_0002698/2026	Jul 24, 2026	Thermal Ceramics UK	Revocation

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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Feb 7, 2025
Communication regarding the expiry of opposition period
Apr 16, 2024
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Mar 7, 2024
Decision to grant a European patent
Feb 27, 2024
(Electronic) Receipt
Feb 27, 2024
Filing of the translations of the claims
Feb 27, 2024
French translation of claims
Feb 27, 2024
German translation of the claims
Feb 27, 2024
Letter accompanying subsequently filed items
Jan 3, 2024
Communication of amended entries concerning the representative
Dec 12, 2023
Letter accompanying subsequently filed items
Dec 12, 2023
Submission concerning change of applicant's representative
Oct 31, 2023
Annex to the communication about intention to grant a European patent
Oct 31, 2023
Bibliographic data of the European patent application
Oct 31, 2023
Communication about intention to grant a European patent
Oct 31, 2023
Intention to grant (signatures)
Oct 31, 2023
Text intended for grant (clean copy)
Oct 31, 2023
Text intended for grant (version for approval)
Oct 4, 2023
(Electronic) Receipt
Oct 4, 2023
Amended claims with annotations
Oct 4, 2023
Claims
Oct 4, 2023
Letter accompanying subsequently filed items
Oct 4, 2023
Request for correction/amendment of the text proposed for grant sent from 01.04.2012
Sep 28, 2023
(Electronic) Receipt
Sep 28, 2023
Amended claims with annotations
Sep 28, 2023
Claims
Sep 28, 2023
Letter accompanying subsequently filed items
Sep 28, 2023
Request for correction/amendment of the text proposed for grant sent from 01.04.2012
Jul 5, 2023
Annex to the communication about intention to grant a European patent
Jul 5, 2023
Bibliographic data of the European patent application
Jul 5, 2023
Communication about intention to grant a European patent
Jul 5, 2023
Intention to grant (signatures)
Jul 5, 2023
Text intended for grant (clean copy)
Jul 5, 2023
Text intended for grant (version for approval)
Apr 27, 2023
(Electronic) Receipt
Apr 27, 2023
Amended claims with annotations
Apr 27, 2023
Amended description with annotations
Apr 27, 2023
Claims
Apr 27, 2023
Claims
Apr 27, 2023
Description
Apr 27, 2023
Description
Apr 27, 2023
Letter accompanying subsequently filed items
Apr 27, 2023
Reply to communication from the Examining Division
Mar 7, 2023
Annex to the communication
Mar 7, 2023
Communication from the Examining Division
Jul 12, 2022
(Electronic) Receipt
Jul 12, 2022
Amended claims with annotations
Jul 12, 2022
Claims
Jul 12, 2022
Letter accompanying subsequently filed items
Jul 12, 2022
Reply to communication from the Examining Division
Jun 13, 2022
Grant of extension of time limit (examination procedure)
Jun 7, 2022
(Electronic) Receipt
Jun 7, 2022
Letter accompanying subsequently filed items
Jun 7, 2022
Request for extension of time limit to communication from the Examining Division
Feb 15, 2022
Annex to the communication
Feb 15, 2022
Communication from the Examining Division
Feb 8, 2022
Examination started
Nov 16, 2021
Response to enquiry for communication from the Examining Division
Nov 3, 2021
(Electronic) Receipt
Nov 3, 2021
Enquiry as to the processing of the file
Nov 3, 2021
Letter accompanying subsequently filed items
Dec 15, 2020
Communication of amended entries concerning the representative
Dec 9, 2020
Submission concerning change of applicant's representative
Apr 21, 2020
(Electronic) Receipt
Apr 21, 2020
Amended claims filed after receipt of (European) search report
Apr 21, 2020
Amended claims with annotations
Apr 21, 2020
Amendments received before examination
Apr 21, 2020
Letter accompanying subsequently filed items
Dec 9, 2019
Reminder period for payment of examination fee/designation fee and correction of deficiencies in Written Opinion/amendment
Nov 6, 2019
Notification of forthcoming publication
Oct 21, 2019
Refund of fees
Oct 16, 2019
Communication regarding the transmission of the European search report
Oct 16, 2019
European search opinion
Oct 16, 2019
European search report
Oct 16, 2019
Information on Search Strategy
Sep 13, 2019
Communication to designated inventor
Sep 13, 2019
Communication to designated inventor
Sep 13, 2019
Communication to designated inventor
Sep 13, 2019
Communication to designated inventor
Jul 23, 2019
Abstract
Jul 23, 2019
Abstract
Jul 23, 2019
Acknowledgement of receipt of electronic submission of the request for grant of a European patent
Jul 23, 2019
Claims
Jul 23, 2019
Claims
Jul 23, 2019
Description
Jul 23, 2019
Description
Jul 23, 2019
Designation of inventor
Jul 23, 2019
Designation of inventor
Jul 23, 2019
Letter accompanying subsequently filed items
Jul 23, 2019
Matter concerning the application
Jul 23, 2019
Priority search results
Jul 23, 2019
Priority search results
Jul 23, 2019
Request for grant of a European patent
Jul 23, 2019
Request for grant of a European patent
Feb 14, 2017
Priority document (electronically transmitted)
Feb 9, 2016
Priority document (electronically transmitted)

EP3575272

UNIFRAX I

Application Number: EP19187730A
Filing Date: Dec 23, 2014
Status: No Opposition Filed Within Time Limit; Feb 7, 2025
Publication Date: Apr 3, 2024
External Links: Slate, Register , Google Patents

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Inorganic Fiber With Improved Shrinkage And Strength

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Dossier Documents

EP3575272