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Method To Start-Up A Process To Make Expandable Vinyl Aromatic Polymers

Patent No. EP2528719 (titled "Method To Start-Up A Process To Make Expandable Vinyl Aromatic Polymers") was filed by Total Research & Technology Feluy on Jan 27, 2011. The application was issued on Nov 14, 2018.

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
VERSALIS	Aug 13, 2019	MAIWALD

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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Sep 14, 2021
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Sep 14, 2021
Communication to the parties concerning the termination of the opposition proceedings (proprietor)
Sep 9, 2021
Termination of the opposition proceedings with revocation of patent
Jun 14, 2021
Advice of delivery
Jun 10, 2021
Advice of delivery
May 31, 2021
Decision revoking the European patent
May 31, 2021
Decision revoking the European patent
May 31, 2021
Grounds for the decision (Annex) - opposition
May 31, 2021
Internal form - Opposition/addressees
May 31, 2021
Means of redress
May 31, 2021
Transmittal of decision / summons - opposition
May 31, 2021
Transmittal of decision / summons - opposition
May 12, 2021
Decision of the Opposition Division and instruction
May 10, 2021
Communication of amended entries concerning the representative
Mar 17, 2021
Notification concerning the date of oral proceedings
Mar 17, 2021
Notification concerning the date of oral proceedings
Mar 11, 2021
Brief communication - Opposition proceedings
Mar 2, 2021
(Electronic) Receipt
Mar 2, 2021
Letter accompanying subsequently filed items
Mar 2, 2021
Written submission in preparation to/during oral proceedings
Feb 23, 2021
Refund of fees
Feb 11, 2021
(Electronic) Receipt
Feb 11, 2021
Letter accompanying subsequently filed items
Jan 25, 2021
Brief communication - Opposition proceedings
Jan 25, 2021
Brief communication - Opposition proceedings
Jan 22, 2021
Notification concerning the date of oral proceedings
Jan 22, 2021
Notification concerning the date of oral proceedings
Jan 15, 2021
(Electronic) Receipt
Jan 15, 2021
Citation in opposition procedure - 007
Jan 15, 2021
Consolidated list of cited opposition documents
Jan 15, 2021
Letter accompanying subsequently filed items
Jan 15, 2021
Written submission in preparation to/during oral proceedings
Jan 14, 2021
(Electronic) Receipt
Jan 14, 2021
(Electronic) Receipt
Jan 14, 2021
Letter accompanying subsequently filed items
Jan 14, 2021
Letter accompanying subsequently filed items
Jan 14, 2021
Written submission in preparation to/during oral proceedings
Jan 14, 2021
Written submission in preparation to/during oral proceedings
Jun 30, 2020
Brief communication - Opposition proceedings
Jun 17, 2020
(Electronic) Receipt
Jun 17, 2020
Letter accompanying subsequently filed items
Jun 17, 2020
Oral proceedings: reply to date proposed
May 11, 2020
Advice of delivery
Apr 14, 2020
Advice of delivery
Apr 7, 2020
Acknowledgement of a document
Apr 7, 2020
Acknowledgement of a document
Apr 7, 2020
Annex to the communication - opposition
Apr 7, 2020
Information concerning oral proceedings
Apr 7, 2020
Summons to attend oral proceedings
Apr 7, 2020
Summons to attend oral proceedings
Jan 15, 2020
Brief communication - Opposition proceedings
Jan 14, 2020
Communication of amended entries concerning the representative
Dec 24, 2019
(Electronic) Receipt
Dec 24, 2019
Authorisation
Dec 24, 2019
Letter accompanying subsequently filed items
Dec 24, 2019
Reply of the patent proprietor to the notice(s) of opposition
Aug 27, 2019
Communication of a notice of opposition and request to file observations
Aug 27, 2019
Notice of further oppositions to opponent(s)
Aug 20, 2019
Communication of a notice of opposition - first information to patent proprietor
Aug 13, 2019
(Electronic) Receipt
Aug 13, 2019
Citation in opposition procedure - 001
Aug 13, 2019
Citation in opposition procedure - 002
Aug 13, 2019
Citation in opposition procedure - 003
Aug 13, 2019
Citation in opposition procedure - 004
Aug 13, 2019
Citation in opposition procedure - 005
Aug 13, 2019
Citation in opposition procedure - 006
Aug 13, 2019
International publication (Pamphlet)
Aug 13, 2019
Notice of opposition
Aug 13, 2019
Notice of opposition
Nov 26, 2018
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Oct 18, 2018
Decision to grant a European patent
Oct 8, 2018
(Electronic) Receipt
Oct 8, 2018
Filing of the translations of the claims
Oct 8, 2018
French translation of claims
Oct 8, 2018
German translation of the claims
Oct 8, 2018
Letter accompanying subsequently filed items
Jun 7, 2018
Bibliographic data of the European patent application
Jun 7, 2018
Communication about intention to grant a European patent
Jun 7, 2018
Intention to grant (signatures)
Jun 7, 2018
Text intended for grant (clean copy)
Jun 7, 2018
Text intended for grant (version for approval)
Oct 4, 2016
(Electronic) Receipt
Oct 4, 2016
Amended claims with annotations
Oct 4, 2016
Amended description with annotations
Oct 4, 2016
Claims
Oct 4, 2016
Description
Oct 4, 2016
Letter accompanying subsequently filed items
Oct 4, 2016
Reply to communication from the Examining Division
Jun 1, 2016
Annex to the communication
Jun 1, 2016
Communication from the Examining Division
May 26, 2016
Examination started
Dec 22, 2015
Submission concerning change of applicant's representative
Dec 22, 2015
Submission concerning change of applicant's representative
Dec 21, 2015
Communication of amended entries concerning the representative
Dec 15, 2015
Submission concerning change of applicant's representative
Dec 15, 2015
Submission concerning change of applicant's representative
May 15, 2013
Request for change of applicant's representative
Mar 20, 2013
CDS Clean up - amended data concerning the representative for the applicant
Mar 5, 2013
(Electronic) Receipt
Mar 5, 2013
Letter accompanying subsequently filed items
Mar 5, 2013
Reply to Written Opinion prepared by the EPO
Mar 4, 2013
Submission concerning change of applicant's representative
Nov 7, 2012
Notification on forthcoming publication of bibliographic data
Sep 17, 2012
Letter which had not been notified
Sep 4, 2012
Communication concerning correction of deficiencies in written opinion/amendment of application/payment of claims fee
Aug 31, 2012
Communication to designated inventor
Aug 31, 2012
Communication to designated inventor
Aug 31, 2012
Communication to designated inventor
Aug 28, 2012
Notification of the recording of a change
Aug 28, 2012
Notification of the recording of a change
Aug 28, 2012
Priority search results copy provided by EPO
Aug 15, 2012
Copy of the international preliminary report on patentability
Jul 23, 2012
Submission concerning change of applicant's name
Jun 26, 2012
(Electronic) Receipt
Jun 26, 2012
Request for entry into the European phase
Jun 11, 2012
Information on entry into European phase
Aug 23, 2011
Priority document (electronically transmitted)
Aug 4, 2011
Copy of the international search report
Aug 4, 2011
Published international application - A1
Mar 17, 2011
Written opinion of the ISA, boxes No. I to VIII
Mar 17, 2011
Written opinion of the ISA, cover sheet
Mar 17, 2011
Written opinion of the ISA, supplemental box
Jan 27, 2011
(Electronic) Receipt
Jan 27, 2011
Abstract
Jan 27, 2011
Claims
Jan 27, 2011
Description
Jan 27, 2011
Priority document (RO-procedure)

EP2528719

TOTAL RESEARCH & TECHNOLOGY FELUY

Application Number: EP11702422A
Filing Date: Jan 27, 2011
Status: Revoked; Sep 10, 2021
Publication Date: Nov 14, 2018
External Links: Slate, Register , Google Patents