Method For Stabilizing Beta-Hemihydrate Plaster

Patent No. EP2858964 (titled "Method For Stabilizing Beta-Hemihydrate Plaster") was filed by Etex Building Performance on Jun 5, 2013. The application was issued on Jul 20, 2022.

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
KNAUF INSULATION	May 7, 2020	DOMPATENT VON KREISLER SELTING WERNER
KNAUF INSULATION	May 7, 2020	DOMPATENT VON PATENT UND RECHTSANWALTEN

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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Jun 23, 2022
Decision to maintain the European patent in amended form
Jun 23, 2022
Decision to maintain the European patent in amended form
Jun 17, 2022
Termination of the opposition proceedings with maintenance of patent
Jun 9, 2022
(Electronic) Receipt
Jun 9, 2022
Filing of the translation of the amended claims
Jun 9, 2022
French translation of claims
Jun 9, 2022
German translation of the claims
Jun 9, 2022
Letter accompanying subsequently filed items
May 11, 2022
Communication of bibliographic data
May 11, 2022
Communication to opponent concerning maintenance
May 11, 2022
Communication with request to file translations
May 4, 2022
Maintenance of the patent with the documents specified in the final decision
May 4, 2022
Maintenance of the patent with the documents specified in the final decision
Jan 25, 2022
(Electronic) Receipt
Jan 25, 2022
Advice of delivery
Jan 25, 2022
Advice of delivery
Jan 25, 2022
Annex to a communication
Jan 25, 2022
Annex to a communication
Jan 25, 2022
Annex to a communication
Jan 25, 2022
Annex to the communication - opposition
Jan 25, 2022
Decision of the Opposition Division and instruction
Jan 25, 2022
Druckexemplar in opposition procedure
Jan 25, 2022
Grounds for the decision (Annex) - opposition
Jan 25, 2022
Interlocutory decision in opposition proceedings
Jan 25, 2022
Interlocutory decision in opposition proceedings
Jan 25, 2022
Letter accompanying subsequently filed items
Jan 25, 2022
Means of redress
Jan 25, 2022
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Jan 25, 2022
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Jan 25, 2022
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Jan 25, 2022
Provision of a copy of the minutes - opposition procedure
Jan 25, 2022
Provision of a copy of the minutes - opposition procedure
Jan 25, 2022
Transmittal of decision / summons - opposition
Jan 25, 2022
Transmittal of decision / summons - opposition
Nov 25, 2021
Brief communication - Opposition proceedings
Nov 25, 2021
Brief communication - Opposition proceedings
Nov 25, 2021
Brief communication - Opposition proceedings
Nov 25, 2021
Information about the result of oral proceedings
Nov 24, 2021
(Electronic) Receipt
Nov 24, 2021
Citation in opposition procedure - 009
Nov 24, 2021
Consolidated list of cited opposition documents
Nov 24, 2021
Letter accompanying subsequently filed items
Nov 24, 2021
Written submission in preparation to/during oral proceedings
Nov 22, 2021
(Electronic) Receipt
Nov 22, 2021
Letter accompanying subsequently filed items
Nov 22, 2021
Written submission in preparation to/during oral proceedings
Nov 19, 2021
(Electronic) Receipt
Nov 19, 2021
Auxiliary request during Opposition procedure - 01
Nov 19, 2021
Letter accompanying subsequently filed items
Nov 19, 2021
Written submission in preparation to/during oral proceedings
Nov 15, 2021
Brief communication - Opposition proceedings
Nov 15, 2021
Brief communication - Opposition proceedings
Nov 10, 2021
(Electronic) Receipt
Nov 10, 2021
Any annexes (other than citation) to an opposition letter
Nov 10, 2021
Authorisation
Nov 10, 2021
Letter accompanying subsequently filed items
Nov 9, 2021
(Electronic) Receipt
Nov 9, 2021
Letter accompanying subsequently filed items
Nov 9, 2021
Written submission in preparation to/during oral proceedings
Nov 8, 2021
Brief communication - Opposition proceedings
Nov 3, 2021
(Electronic) Receipt
Nov 3, 2021
Auxiliary request during Opposition procedure - 01
Nov 3, 2021
Auxiliary request during Opposition procedure - 02
Nov 3, 2021
Auxiliary request during Opposition procedure - 03
Nov 3, 2021
Letter accompanying subsequently filed items
Nov 3, 2021
Written submission in preparation to/during oral proceedings
Oct 20, 2021
(Electronic) Receipt
Oct 20, 2021
Letter accompanying subsequently filed items
Oct 18, 2021
(Electronic) Receipt
Oct 18, 2021
Letter accompanying subsequently filed items
Oct 4, 2021
Notification concerning the date of oral proceedings
Oct 4, 2021
Notification concerning the date of oral proceedings
Sep 28, 2021
Brief communication - Opposition proceedings
Sep 27, 2021
Brief communication - Opposition proceedings
Sep 24, 2021
(Electronic) Receipt
Sep 24, 2021
Citation in opposition procedure - 008
Sep 24, 2021
Citation in opposition procedure - 009
Sep 24, 2021
Citation in opposition procedure - 010
Sep 24, 2021
Citation in opposition procedure - 011
Sep 24, 2021
Consolidated list of cited opposition documents
Sep 24, 2021
Letter accompanying subsequently filed items
Sep 24, 2021
Written submission in preparation to/during oral proceedings
Sep 22, 2021
(Electronic) Receipt
Sep 22, 2021
Letter accompanying subsequently filed items
Sep 22, 2021
Written submission in preparation to/during oral proceedings
Jan 4, 2021
(Electronic) Receipt
Jan 4, 2021
Advice of delivery
Jan 4, 2021
Letter accompanying subsequently filed items
Dec 21, 2020
(Electronic) Receipt
Dec 21, 2020
Advice of delivery
Dec 21, 2020
Annex to the communication - opposition
Dec 21, 2020
Information concerning oral proceedings
Dec 21, 2020
Letter accompanying subsequently filed items
Dec 21, 2020
Summons to attend oral proceedings
Dec 21, 2020
Summons to attend oral proceedings
Dec 21, 2020
Transmittal of decision / summons - opposition
Dec 21, 2020
Transmittal of decision / summons - opposition
Oct 15, 2020
Brief communication - Opposition proceedings
Oct 9, 2020
(Electronic) Receipt
Oct 9, 2020
Letter accompanying subsequently filed items
Oct 9, 2020
Reply of the patent proprietor to the notice(s) of opposition
Aug 20, 2020
Communication of amended entries concerning the representative
Aug 17, 2020
Submission concerning change of proprietor's representative
Jun 19, 2020
Communication of a notice of opposition and request to file observations
Jun 19, 2020
Notice of further oppositions to opponent(s)
May 13, 2020
Communication of a notice of opposition - first information to patent proprietor
May 7, 2020
(Electronic) Receipt
May 7, 2020
Citation in opposition procedure - 001
May 7, 2020
Citation in opposition procedure - 002
May 7, 2020
Citation in opposition procedure - 003
May 7, 2020
Citation in opposition procedure - 004
May 7, 2020
Citation in opposition procedure - 005
May 7, 2020
Citation in opposition procedure - 006
May 7, 2020
Citation in opposition procedure - 007
May 7, 2020
Notice of opposition
May 7, 2020
Notice of opposition
May 7, 2020
Patent document cited during the opposition procedure
Aug 19, 2019
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Jul 11, 2019
Decision to grant a European patent
Jun 17, 2019
(Electronic) Receipt
Jun 17, 2019
Filing of the translations of the claims
Jun 17, 2019
French translation of claims
Jun 17, 2019
German translation of the claims
Jun 17, 2019
Letter accompanying subsequently filed items
May 21, 2019
Brief communication to applicant/representative
May 16, 2019
Bibliographic data of the European patent application
May 8, 2019
(Electronic) Receipt
May 8, 2019
Letter accompanying subsequently filed items
May 8, 2019
Matter concerning the application
Feb 21, 2019
Bibliographic data of the European patent application
Feb 21, 2019
Communication about intention to grant a European patent
Feb 21, 2019
Intention to grant (signatures)
Feb 21, 2019
Text intended for grant (clean copy)
Feb 21, 2019
Text intended for grant (version for approval)
Sep 27, 2018
(Electronic) Receipt
Sep 27, 2018
Amended claims with annotations
Sep 27, 2018
Amended description with annotations
Sep 27, 2018
Claims
Sep 27, 2018
Description
Sep 27, 2018
Letter accompanying subsequently filed items
Sep 27, 2018
Reply to communication from the Examining Division
Jun 29, 2018
Communication of amended entries concerning the representative
Jun 25, 2018
Annex to the communication
Jun 25, 2018
Communication from the Examining Division
Jun 20, 2018
Submission concerning change of applicant's representative
Jun 18, 2018
Examination started
Mar 15, 2018
Notification regarding date of start of examination with possibility to withdraw
Feb 7, 2017
Submission concerning representation
Jan 24, 2017
Confirmation of revocation of automatic debit order
Jan 19, 2017
Letter relating to the automatic debiting procedure
Jan 19, 2017
Letter relating to the automatic debiting procedure
Dec 1, 2016
Communication of the registration of a transfer or change of name and/or address
Nov 2, 2016
(Electronic) Receipt
Nov 2, 2016
Annexes in respect of a client data request
Nov 2, 2016
Annexes in respect of a client data request
Nov 2, 2016
Letter accompanying subsequently filed items
Nov 2, 2016
Submission concerning change of applicant's name
Apr 25, 2016
(Electronic) Receipt
Apr 25, 2016
Letter accompanying subsequently filed items
Apr 25, 2016
Submission concerning change of applicant's representative
Jul 16, 2015
(Electronic) Receipt
Jul 16, 2015
Amended claims filed after receipt of (European) search report
Jul 16, 2015
Amended claims with annotations
Jul 16, 2015
Amendments received before examination
Jul 16, 2015
Letter accompanying subsequently filed items
Mar 18, 2015
Notification on forthcoming publication of bibliographic data
Jan 23, 2015
Communication regarding comments on written opinion/amendment of application/payment of claims fee
Jan 21, 2015
Communication to designated inventor
Jan 21, 2015
Communication to designated inventor
Jan 17, 2015
Priority search results copy provided by EPO
Dec 22, 2014
Copy of the international preliminary report on patentability
Nov 25, 2014
(Electronic) Receipt
Nov 25, 2014
Amended claims filed after receipt of (European) search report
Nov 25, 2014
Amendments received before examination
Nov 25, 2014
Request for entry into the European phase
Nov 11, 2014
Notification of the recording of a change
Nov 11, 2014
Notification of the recording of a change
Oct 17, 2014
Information on entry into European phase
Jan 2, 2014
Priority document (electronically transmitted)
Dec 12, 2013
Copy of the international search report
Dec 12, 2013
Published international application - A1
Sep 19, 2013
Written opinion of the ISA, boxes No. I to VIII
Sep 19, 2013
Written opinion of the ISA, cover sheet
Sep 19, 2013
Written opinion of the ISA, supplemental box
Jun 5, 2013
(Electronic) Receipt
Jun 5, 2013
Abstract
Jun 5, 2013
Claims
Jun 5, 2013
Description
Jun 5, 2013
Drawings
Jun 5, 2013
Priority document (RO-procedure)

EP2858964

ETEX BUILDING PERFORMANCE

Application Number: EP13727147A
Filing Date: Jun 5, 2013
Status: Patent Maintained As Amended; Jun 17, 2022
Publication Date: Jul 20, 2022
External Links: Slate, EP2858964B2, Google Patents

IP Verse

Method For Stabilizing Beta-Hemihydrate Plaster

Patent Summary

Patent Family

Patent Oppositions (2)

Dossier Documents

EP2858964