Gypsum Boards

Patent No. EP3303251 (titled "Gypsum Boards") was filed by Etex Building Performance on May 18, 2016. The application was issued on Apr 8, 2020.

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
SAINT GOBAIN	Jan 7, 2021	MURGITROYD

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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Apr 15, 2024
Refund of fees
Apr 11, 2024
F3017 Oral Proceedings: Notification of cancellation/postponing
Apr 11, 2024
F3017 Oral Proceedings: Notification of cancellation/postponing
Apr 11, 2024
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Apr 11, 2024
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Apr 8, 2024
F3014 Oral Proceedings: Order cancelling/postponing
Apr 4, 2024
(Electronic) Receipt
Apr 4, 2024
Letter accompanying subsequently filed items
Apr 4, 2024
Withdrawal of an appeal
Mar 15, 2024
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Mar 15, 2024
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Oct 19, 2023
Oral proceedings: change of venue
Oct 19, 2023
Oral proceedings: change of venue
Oct 17, 2023
F3345 Forwarding of submissions to parties
Oct 13, 2023
F3345 Forwarding of submissions to parties
Oct 11, 2023
(Electronic) Receipt
Oct 11, 2023
Letter accompanying subsequently filed items
Oct 11, 2023
Letter dealing with oral proceedings during the appeal procedure
Oct 10, 2023
(Electronic) Receipt
Oct 10, 2023
Letter accompanying subsequently filed items
Oct 10, 2023
Letter dealing with oral proceedings during the appeal procedure
Sep 18, 2023
F3011.1 Oral Proceedings: summons
Sep 18, 2023
F3011.1 Oral Proceedings: summons
Sep 13, 2023
F3010 Oral proceedings: order for summons
Dec 16, 2022
F3345 Forwarding of submissions to parties
Dec 12, 2022
(Electronic) Receipt
Dec 12, 2022
Letter accompanying subsequently filed items
Dec 12, 2022
Reply to appeal
Aug 12, 2022
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Aug 11, 2022
Composition of the board (T)
Aug 9, 2022
(Electronic) Receipt
Aug 9, 2022
Amended claims with annotations
Aug 9, 2022
Amended claims with annotations
Aug 9, 2022
Auxiliary request during appeals procedure - 04
Aug 9, 2022
Auxiliary request during appeals procedure - 06
Aug 9, 2022
Letter accompanying subsequently filed items
Aug 9, 2022
Statement of grounds of appeal
Jun 3, 2022
F3204 Communication of the file number to the parties
Jun 3, 2022
F3204 Communication of the file number to the parties
May 30, 2022
(Electronic) Receipt
May 30, 2022
Letter accompanying subsequently filed items
May 30, 2022
Notice of appeal
Apr 19, 2022
(Electronic) Receipt
Apr 19, 2022
Advice of delivery
Apr 19, 2022
Letter accompanying subsequently filed items
Apr 1, 2022
(Electronic) Receipt
Apr 1, 2022
Advice of delivery
Apr 1, 2022
Annex to the communication - opposition
Apr 1, 2022
Decision of the Opposition Division and instruction
Apr 1, 2022
Decision revoking the European patent
Apr 1, 2022
Decision revoking the European patent
Apr 1, 2022
Grounds for the decision (Annex) - opposition
Apr 1, 2022
Letter accompanying subsequently filed items
Apr 1, 2022
Means of redress
Apr 1, 2022
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Apr 1, 2022
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Apr 1, 2022
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Apr 1, 2022
Provision of a copy of the minutes - opposition procedure
Apr 1, 2022
Provision of a copy of the minutes - opposition procedure
Apr 1, 2022
Scanned annex to a communication - opposition procedure
Apr 1, 2022
Transmittal of decision / summons - opposition
Apr 1, 2022
Transmittal of decision / summons - opposition
Jan 25, 2022
Information about the result of oral proceedings
Dec 8, 2021
(Electronic) Receipt
Dec 8, 2021
Letter accompanying subsequently filed items
Dec 3, 2021
Brief communication - Opposition proceedings
Dec 3, 2021
Brief communication - Opposition proceedings
Dec 1, 2021
(Electronic) Receipt
Dec 1, 2021
Letter accompanying subsequently filed items
Nov 25, 2021
(Electronic) Receipt
Nov 25, 2021
(Electronic) Receipt
Nov 25, 2021
Auxiliary request during Opposition procedure
Nov 25, 2021
Auxiliary request during Opposition procedure
Nov 25, 2021
Auxiliary request during Opposition procedure
Nov 25, 2021
Auxiliary request during Opposition procedure - 04
Nov 25, 2021
Auxiliary request during Opposition procedure - 05
Nov 25, 2021
Auxiliary request during Opposition procedure - 06
Nov 25, 2021
Citation in opposition procedure - 022
Nov 25, 2021
Citation in opposition procedure - 022
Nov 25, 2021
Citation in opposition procedure - 022
Nov 25, 2021
Citation in opposition procedure - 022
Nov 25, 2021
Citation in opposition procedure - 023
Nov 25, 2021
Consolidated list of cited opposition documents
Nov 25, 2021
Letter accompanying subsequently filed items
Nov 25, 2021
Letter accompanying subsequently filed items
Nov 25, 2021
Written submission in preparation to/during oral proceedings
Nov 25, 2021
Written submission in preparation to/during oral proceedings
Oct 8, 2021
Brief communication - Opposition proceedings
Oct 5, 2021
Brief communication - Opposition proceedings
Sep 30, 2021
(Electronic) Receipt
Sep 30, 2021
Citation in opposition procedure - 015
Sep 30, 2021
Citation in opposition procedure - 016
Sep 30, 2021
Letter accompanying subsequently filed items
Sep 30, 2021
Written submission in preparation to/during oral proceedings
Sep 27, 2021
(Electronic) Receipt
Sep 27, 2021
Citation in opposition procedure - 020
Sep 27, 2021
Citation in opposition procedure - 021
Sep 27, 2021
Letter accompanying subsequently filed items
Sep 27, 2021
Written submission in preparation to/during oral proceedings
Jul 12, 2021
(Electronic) Receipt
Jul 12, 2021
Advice of delivery
Jul 12, 2021
Letter accompanying subsequently filed items
Jul 7, 2021
(Electronic) Receipt
Jul 7, 2021
Advice of delivery
Jul 7, 2021
Annex to the communication - opposition
Jul 7, 2021
Letter accompanying subsequently filed items
Jul 7, 2021
Summons to attend oral proceedings
Jul 7, 2021
Summons to attend oral proceedings
Jul 7, 2021
Transmittal of decision / summons - opposition
Jul 7, 2021
Transmittal of decision / summons - opposition
Jun 7, 2021
Brief communication - Opposition proceedings
May 31, 2021
(Electronic) Receipt
May 31, 2021
Auxiliary request during Opposition procedure
May 31, 2021
Auxiliary request during Opposition procedure - 01
May 31, 2021
Citation in opposition procedure
May 31, 2021
Citation in opposition procedure - 013
May 31, 2021
Citation in opposition procedure - 014
May 31, 2021
Citation in opposition procedure - 016
May 31, 2021
Citation in opposition procedure - 017
May 31, 2021
Citation in opposition procedure - 018
May 31, 2021
Citation in opposition procedure - 019
May 31, 2021
Letter accompanying subsequently filed items
May 31, 2021
Main request during Opposition procedure
May 31, 2021
Main request during Opposition procedure
May 31, 2021
Reply of the patent proprietor to the notice(s) of opposition
Jan 29, 2021
Communication of a notice of opposition and request to file observations
Jan 27, 2021
Notice of further oppositions to opponent(s)
Jan 25, 2021
Communication of a notice of opposition - first information to patent proprietor
Jan 7, 2021
(Electronic) Receipt
Jan 7, 2021
Any annexes (other than citation) to an opposition letter
Jan 7, 2021
Citation in opposition procedure - 001
Jan 7, 2021
Citation in opposition procedure - 002
Jan 7, 2021
Citation in opposition procedure - 003
Jan 7, 2021
Citation in opposition procedure - 004
Jan 7, 2021
Citation in opposition procedure - 005
Jan 7, 2021
Citation in opposition procedure - 006
Jan 7, 2021
Citation in opposition procedure - 007
Jan 7, 2021
Citation in opposition procedure - 008
Jan 7, 2021
Citation in opposition procedure - 009
Jan 7, 2021
Citation in opposition procedure - 009
Jan 7, 2021
Citation in opposition procedure - 010
Jan 7, 2021
Citation in opposition procedure - 011
Jan 7, 2021
Citation in opposition procedure - 012
Jan 7, 2021
International publication (Pamphlet)
Jan 7, 2021
Notice of opposition
Jan 7, 2021
Notice of opposition
Aug 20, 2020
Communication of amended entries concerning the representative
Aug 17, 2020
Submission concerning change of applicant's representative
Apr 21, 2020
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Mar 12, 2020
Decision to grant a European patent
Feb 13, 2020
Information about non-relevance of third-party observations
Feb 3, 2020
(Electronic) Receipt
Feb 3, 2020
Filing of the translations of the claims
Feb 3, 2020
Letter accompanying subsequently filed items
Jan 2, 2020
Acknowledgement of receipt of third party observations
Jan 2, 2020
Transmittal of third party observations to applicant
Dec 17, 2019
Observations by third parties
Oct 31, 2019
Bibliographic data of the European patent application
Oct 31, 2019
Communication about intention to grant a European patent
Oct 31, 2019
Intention to grant (signatures)
Oct 31, 2019
Text intended for grant (clean copy)
Oct 31, 2019
Text intended for grant (version for approval)
Oct 3, 2019
(Electronic) Receipt
Oct 3, 2019
Claims
Oct 3, 2019
Description
Oct 3, 2019
French translation of claims
Oct 3, 2019
German translation of the claims
Oct 3, 2019
Letter accompanying subsequently filed items
Oct 3, 2019
Request for correction/amendment of the text proposed for grant sent from 01.04.2012
Jun 4, 2019
Bibliographic data of the European patent application
Jun 4, 2019
Communication about intention to grant a European patent
Jun 4, 2019
Intention to grant (signatures)
Jun 4, 2019
Text intended for grant (clean copy)
Jun 4, 2019
Text intended for grant (version for approval)
Apr 24, 2019
(Electronic) Receipt
Apr 24, 2019
Amended claims with annotations
Apr 24, 2019
Claims
Apr 24, 2019
Letter accompanying subsequently filed items
Apr 24, 2019
Reply to communication from the Examining Division
Jan 4, 2019
Annex to the communication
Jan 4, 2019
Communication from the Examining Division
Dec 14, 2018
Examination started
Jun 29, 2018
Communication of amended entries concerning the representative
Jun 20, 2018
Submission concerning change of applicant's representative
Mar 14, 2018
Notification on forthcoming publication of bibliographic data
Jan 8, 2018
Communication regarding comments on written opinion/amendment of application/payment of claims fee
Jan 5, 2018
Communication to designated inventor
Jan 5, 2018
Communication to designated inventor
Dec 26, 2017
Priority search results copy provided by EPO
Dec 18, 2017
Communication to applicant regarding observations by third parties
Dec 12, 2017
Copy of the international preliminary report on patentability
Nov 30, 2017
Letter relating to the automatic debiting procedure
Nov 29, 2017
(Electronic) Receipt
Nov 29, 2017
Request for entry into the European phase
Nov 28, 2017
Citation filed by a third party
Nov 28, 2017
Citation filed by a third party
Nov 28, 2017
Citation filed by a third party
Nov 28, 2017
Citation filed by a third party
Nov 28, 2017
Citation filed by a third party
Nov 28, 2017
Citation filed by a third party
Nov 28, 2017
Citation filed by a third party
Nov 28, 2017
Observations by third parties
Nov 28, 2017
Observations by third parties
Nov 28, 2017
Observations by third parties
Nov 28, 2017
Observations by third parties
Oct 6, 2017
Information on entry into European phase
Mar 29, 2017
Notification of the recording of a change
Mar 29, 2017
Notification of the recording of a change
Dec 19, 2016
Priority document (electronically transmitted)
Dec 19, 2016
Priority document (electronically transmitted)
Dec 1, 2016
Copy of the international search report
Dec 1, 2016
Published international application - A1
Aug 30, 2016
Notification relating to declaration under Rule 4.17 PCT (copy for ISA/EP)
Jun 27, 2016
ISR: cited documents
Jun 23, 2016
Written opinion of the ISA, boxes No. I to VIII
Jun 23, 2016
Written opinion of the ISA, cover sheet
Jun 23, 2016
Written opinion of the ISA, supplemental box
Jun 9, 2016
Notification of receipt of Search copy
May 30, 2016
Notification of the international application number and of the international filing date
May 24, 2016
Electronic request for grant of an International application
May 24, 2016
Priority document (RO-procedure)
May 24, 2016
Priority document (RO-procedure)
May 24, 2016
Request form for international application (copy for ISA/EP)
May 18, 2016
(Electronic) Receipt
May 18, 2016
Abstract
May 18, 2016
Claims
May 18, 2016
Description
May 18, 2016
Document concerning fees and payments

EP3303251

ETEX BUILDING PERFORMANCE

Application Number: EP16725075A
Filing Date: May 18, 2016
Status: Revoked; Apr 12, 2024
Publication Date: Apr 8, 2020
External Links: Slate, EP3303251B1, Google Patents

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Gypsum Boards

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Dossier Documents

EP3303251