Composition For Metakaolin Construction Material, Related Method For Manufacturing Said Composition, And Use For Producing Construction Elements

IP Verse

Patent No. EP3274315 (titled "Composition For Metakaolin Construction Material, Related Method For Manufacturing Said Composition, And Use For Producing Construction Elements") was filed by Hoffmann Green Cement on Mar 25, 2016. The application was issued on Jan 8, 2025.

Patent Summary

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Patent Oppositions

Patent oppositions filed by competitors challenge the validity of a granted patent. These oppositions are typically based on claims of prior art, lack of novelty, or non-obviousness. They are a key part of the process for determining a patent's strength and enforceability.

Company	Opposition Date	Representative
HOLCIM TECHNOLOGY	May 17, 2022	REGIMBEAU

Dossier Documents

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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Dec 12, 2024
Decision to maintain the European patent in amended form
Dec 12, 2024
Decision to maintain the European patent in amended form
Dec 3, 2024
(Electronic) Receipt
Dec 3, 2024
English translation of the claims
Dec 3, 2024
Filing of the translation of the amended claims
Dec 3, 2024
German translation of the claims
Dec 3, 2024
Letter accompanying subsequently filed items
Sep 9, 2024
Communication of bibliographic data
Aug 28, 2024
Maintenance of the patent with the documents specified in the final decision
May 29, 2024
Annex to the communication - opposition
May 29, 2024
Brief communication - Opposition proceedings
May 29, 2024
Brief communication - Opposition proceedings
May 29, 2024
Decision of the Opposition Division and instruction
May 29, 2024
Grounds for the decision (Annex) - opposition
May 29, 2024
Interlocutory decision in opposition proceedings
May 29, 2024
Interlocutory decision in opposition proceedings
May 29, 2024
Means of redress
May 29, 2024
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
May 29, 2024
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
May 29, 2024
Provision of a copy of the minutes - opposition procedure
May 29, 2024
Provision of a copy of the minutes - opposition procedure
May 7, 2024
Information about the result of oral proceedings
May 6, 2024
Brief communication - Opposition proceedings
May 3, 2024
(Electronic) Receipt
May 3, 2024
Citation in opposition procedure - 021
May 3, 2024
Consolidated list of cited opposition documents
May 3, 2024
Letter accompanying subsequently filed items
May 3, 2024
Written submission in preparation to/during oral proceedings
Apr 16, 2024
Brief communication - Opposition proceedings
Apr 11, 2024
(Electronic) Receipt
Apr 11, 2024
Citation in opposition procedure - 018
Apr 11, 2024
Citation in opposition procedure - 019
Apr 11, 2024
Citation in opposition procedure - 020
Apr 11, 2024
Letter accompanying subsequently filed items
Apr 11, 2024
Written submission in preparation to/during oral proceedings
Mar 15, 2024
Brief communication - Opposition proceedings
Mar 11, 2024
Brief communication - Opposition proceedings
Mar 7, 2024
(Electronic) Receipt
Mar 7, 2024
Auxiliary request during Opposition procedure
Mar 7, 2024
Auxiliary request during Opposition procedure
Mar 7, 2024
Auxiliary request during Opposition procedure
Mar 7, 2024
Auxiliary request during Opposition procedure
Mar 7, 2024
Auxiliary request during Opposition procedure
Mar 7, 2024
Auxiliary request during Opposition procedure
Mar 7, 2024
Auxiliary request during Opposition procedure
Mar 7, 2024
Auxiliary request during Opposition procedure
Mar 7, 2024
Auxiliary request during Opposition procedure
Mar 7, 2024
Auxiliary request during Opposition procedure
Mar 7, 2024
Auxiliary request during Opposition procedure
Mar 7, 2024
Auxiliary request during Opposition procedure - 01
Mar 7, 2024
Auxiliary request during Opposition procedure - 02
Mar 7, 2024
Auxiliary request during Opposition procedure - 03
Mar 7, 2024
Auxiliary request during Opposition procedure - 04
Mar 7, 2024
Auxiliary request during Opposition procedure - 05
Mar 7, 2024
Auxiliary request during Opposition procedure - 06
Mar 7, 2024
Auxiliary request during Opposition procedure - 07
Mar 7, 2024
Auxiliary request during Opposition procedure - 08
Mar 7, 2024
Auxiliary request during Opposition procedure - 09
Mar 7, 2024
Auxiliary request during Opposition procedure - 10
Mar 7, 2024
Auxiliary request during Opposition procedure - 11
Mar 7, 2024
Letter accompanying subsequently filed items
Mar 7, 2024
Request for interpreters during oral proceedings
Mar 7, 2024
Written submission in preparation to/during oral proceedings
Jan 2, 2024
Letter accompanying subsequently filed items
Jan 2, 2024
Request for interpreters during oral proceedings
Dec 28, 2023
(Electronic) Receipt
Dec 28, 2023
Advice of delivery
Dec 28, 2023
Letter accompanying subsequently filed items
Dec 22, 2023
(Electronic) Receipt
Dec 22, 2023
Advice of delivery
Dec 22, 2023
Information concerning oral proceedings
Dec 22, 2023
Letter accompanying subsequently filed items
Dec 22, 2023
Summons to attend oral proceedings
Dec 22, 2023
Summons to attend oral proceedings
Dec 22, 2023
Transmittal of decision / summons - opposition
Dec 22, 2023
Transmittal of decision / summons - opposition
Dec 11, 2023
Notification concerning the date of oral proceedings
Dec 11, 2023
Notification concerning the date of oral proceedings
Oct 11, 2023
Brief communication - Opposition proceedings
Oct 6, 2023
(Electronic) Receipt
Oct 6, 2023
Letter accompanying subsequently filed items
Oct 6, 2023
Request for interpreters during oral proceedings
Oct 6, 2023
Written submission in preparation to/during oral proceedings
Oct 4, 2023
Brief communication - Opposition proceedings
Oct 4, 2023
Brief communication - Opposition proceedings
Sep 28, 2023
(Electronic) Receipt
Sep 28, 2023
Citation in opposition procedure - 001
Sep 28, 2023
Citation in opposition procedure - 010
Sep 28, 2023
Citation in opposition procedure - 017
Sep 28, 2023
Letter accompanying subsequently filed items
Sep 28, 2023
Written submission in preparation to/during oral proceedings
Sep 27, 2023
(Electronic) Receipt
Sep 27, 2023
Letter accompanying subsequently filed items
Sep 27, 2023
Written submission in preparation to/during oral proceedings
Apr 11, 2023
(Electronic) Receipt
Apr 11, 2023
Advice of delivery
Apr 11, 2023
Letter accompanying subsequently filed items
Apr 5, 2023
(Electronic) Receipt
Apr 5, 2023
Advice of delivery
Apr 5, 2023
Letter accompanying subsequently filed items
Mar 30, 2023
Annex to the communication - opposition
Mar 30, 2023
Information concerning oral proceedings
Mar 30, 2023
Summons to attend oral proceedings
Mar 30, 2023
Summons to attend oral proceedings
Mar 30, 2023
Transmittal of decision / summons - opposition
Mar 30, 2023
Transmittal of decision / summons - opposition
Oct 18, 2022
Brief communication - Opposition proceedings
Oct 11, 2022
(Electronic) Receipt
Oct 11, 2022
Amended description with annotations
Oct 11, 2022
Citation in opposition procedure - 016
Oct 11, 2022
Description
Oct 11, 2022
Letter accompanying subsequently filed items
Oct 11, 2022
Main request during Opposition procedure
Oct 11, 2022
Main request during Opposition procedure
Oct 11, 2022
Reply of the patent proprietor to the notice(s) of opposition
Jun 2, 2022
Communication of a notice of opposition and request to file observations
Jun 2, 2022
Notice of further oppositions to opponent(s)
May 23, 2022
Communication of a notice of opposition - first information to patent proprietor
May 17, 2022
(Electronic) Receipt
May 17, 2022
Citation in opposition procedure - 001
May 17, 2022
Citation in opposition procedure - 001
May 17, 2022
Citation in opposition procedure - 002
May 17, 2022
Citation in opposition procedure - 002
May 17, 2022
Citation in opposition procedure - 003
May 17, 2022
Citation in opposition procedure - 003
May 17, 2022
Citation in opposition procedure - 004
May 17, 2022
Citation in opposition procedure - 005
May 17, 2022
Citation in opposition procedure - 006
May 17, 2022
Citation in opposition procedure - 007
May 17, 2022
Citation in opposition procedure - 008
May 17, 2022
Citation in opposition procedure - 009
May 17, 2022
Citation in opposition procedure - 010
May 17, 2022
Citation in opposition procedure - 011
May 17, 2022
Citation in opposition procedure - 011
May 17, 2022
Citation in opposition procedure - 012
May 17, 2022
Citation in opposition procedure - 013
May 17, 2022
Citation in opposition procedure - 014
May 17, 2022
Citation in opposition procedure - 015
May 17, 2022
Notice of opposition
May 17, 2022
Notice of opposition
Aug 31, 2021
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Jul 22, 2021
Decision to grant a European patent
Jul 6, 2021
(Electronic) Receipt
Jul 6, 2021
English translation of the claims
Jul 6, 2021
Filing of the translations of the claims
Jul 6, 2021
German translation of the claims
Jul 6, 2021
Letter accompanying subsequently filed items
May 26, 2021
Bibliographic data of the European patent application
May 26, 2021
Communication about intention to grant a European patent
May 26, 2021
Intention to grant (signatures)
May 26, 2021
Text intended for grant (clean copy)
May 26, 2021
Text intended for grant (version for approval)
Feb 12, 2021
Miscellaneous requests concerning client data
Dec 22, 2020
(Electronic) Receipt
Dec 22, 2020
Amended claims with annotations
Dec 22, 2020
Claims
Dec 22, 2020
Letter accompanying subsequently filed items
Dec 22, 2020
Reply to communication from the Examining Division
Sep 24, 2020
Annex to the communication
Sep 24, 2020
Communication from the Examining Division
Sep 15, 2020
Transmittal of third party observations to applicant
Sep 9, 2020
Observations by third parties
Jun 25, 2020
Bibliographic data of the European patent application
Jun 25, 2020
Communication about intention to grant a European patent
Jun 25, 2020
Intention to grant (signatures)
Jun 25, 2020
Text intended for grant (clean copy)
Jun 25, 2020
Text intended for grant (version for approval)
Feb 4, 2020
Communication of the registration of a transfer or change of name and/or address
Jan 30, 2020
(Electronic) Receipt
Jan 30, 2020
(Electronic) Receipt
Jan 30, 2020
Amended claims with annotations
Jan 30, 2020
Amended description with annotations
Jan 30, 2020
Annexes in respect of a client data request
Jan 30, 2020
Claims
Jan 30, 2020
Description
Jan 30, 2020
Letter accompanying subsequently filed items
Jan 30, 2020
Letter accompanying subsequently filed items
Jan 30, 2020
Reply to communication from the Examining Division
Jan 30, 2020
Submission concerning change of applicant's name
Oct 23, 2019
Annex to the communication
Oct 23, 2019
Communication from the Examining Division
Sep 12, 2019
(Electronic) Receipt
Sep 12, 2019
Amended claims with annotations
Sep 12, 2019
Claims
Sep 12, 2019
Letter accompanying subsequently filed items
Sep 12, 2019
Reply to communication from the Examining Division
Aug 26, 2019
Annex to the communication
Aug 26, 2019
Communication from the Examining Division
Jul 11, 2019
Grant of extension of time limit (examination procedure)
Jul 10, 2019
(Electronic) Receipt
Jul 10, 2019
Letter accompanying subsequently filed items
Jul 10, 2019
Reply to communication from the Examining Division
Jul 4, 2019
(Electronic) Receipt
Jul 4, 2019
Letter accompanying subsequently filed items
Jul 4, 2019
Request for extension of time limit to communication from the Examining Division
Apr 23, 2019
Registration under Rule 23 EPC
Apr 17, 2019
Brief communication to applicant/representative
Apr 17, 2019
Communication of the registration of a transfer or change of name and/or address
Apr 1, 2019
Annexes in respect of a client data request
Apr 1, 2019
Authorisation
Apr 1, 2019
Submission concerning change of applicant's name
Mar 5, 2019
Annex to the communication
Mar 5, 2019
Communication from the Examining Division
Feb 22, 2019
Indication of deficiencies in a request for entry of a change in personal particulars and invitation to correct them
Feb 7, 2019
Annex
Feb 7, 2019
Authorisation
Feb 7, 2019
Letter to the Legal Division
Feb 7, 2019
Payment of fees and costs
Jan 17, 2019
(Electronic) Receipt
Jan 17, 2019
Amended claims with annotations
Jan 17, 2019
Claims
Jan 17, 2019
Letter accompanying subsequently filed items
Jan 17, 2019
Reply to communication from the Examining Division
Oct 31, 2018
Grant of extension of time limit (examination procedure)
Oct 25, 2018
(Electronic) Receipt
Oct 25, 2018
Letter accompanying subsequently filed items
Oct 25, 2018
Request for extension of time limit to communication from the Examining Division
Jul 17, 2018
Annex to the communication
Jul 17, 2018
Communication from the Examining Division
Jul 12, 2018
Examination started
Apr 27, 2018
(Electronic) Receipt
Apr 27, 2018
Amended claims filed after receipt of (European) search report
Apr 27, 2018
Amended claims with annotations
Apr 27, 2018
Amendments received before examination
Apr 27, 2018
Letter accompanying subsequently filed items
Mar 6, 2018
Letter relating to the automatic debiting procedure
Jan 4, 2018
Notification on forthcoming publication of bibliographic data
Nov 7, 2017
Communication concerning correction of deficiencies in written opinion/amendment of application/payment of claims fee
Nov 3, 2017
Communication to designated inventor
Oct 27, 2017
Priority search results copy provided by EPO
Oct 17, 2017
Copy of the international preliminary report on patentability
May 30, 2017
Information regarding early processing
Apr 21, 2017
(Electronic) Receipt
Apr 21, 2017
Matter concerning the application
Apr 21, 2017
Request for entry into the European phase
Oct 27, 2016
Priority document (electronically transmitted)
Oct 6, 2016
Copy of the international search report
Oct 6, 2016
Copy of the international search report
Oct 6, 2016
Published international application - A1
Sep 6, 2016
Notification of the recording of a change
Jun 10, 2016
ISR: cited documents
Jun 10, 2016
International Search Report - copy in English for the IB
Jun 9, 2016
Written opinion of the ISA, boxes No. I to VIII
Jun 9, 2016
Written opinion of the ISA, cover sheet
Jun 9, 2016
Written opinion of the ISA, supplemental box
May 3, 2016
Notification of receipt of Search copy
Apr 14, 2016
Request form for international application (copy for ISA/EP)
Mar 25, 2016
Abstract
Mar 25, 2016
Claims
Mar 25, 2016
Description

EP3274315

HOFFMANN GREEN CEMENT

Application Number: EP16717425A
Filing Date: Mar 25, 2016
Status: Patent Maintained As Amended; Dec 6, 2024
Publication Date: Jan 8, 2025
External Links: Slate, Register , Google Patents