Polymerisation Process

Patent No. EP2156884 (titled "Polymerisation Process") was filed by Ineos Manufacturing Belgium on May 18, 2007. The application was issued on Jan 13, 2021.

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
CHEVRON PHILLIPS CHEMICAL LP	Oct 12, 2021	ABEL & IMRAY

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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Jul 27, 2023
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Jul 27, 2023
Communication to the parties concerning the termination of the opposition proceedings (proprietor)
Jul 24, 2023
Termination of the opposition proceedings with revocation of patent
Apr 18, 2023
(Electronic) Receipt
Apr 18, 2023
Advice of delivery
Apr 18, 2023
Letter accompanying subsequently filed items
Apr 12, 2023
Advice of delivery
Apr 12, 2023
Annex to the communication - opposition
Apr 12, 2023
Decision of the Opposition Division and instruction
Apr 12, 2023
Decision revoking the European patent
Apr 12, 2023
Decision revoking the European patent
Apr 12, 2023
Grounds for the decision (Annex) - opposition
Apr 12, 2023
Means of redress
Apr 12, 2023
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Apr 12, 2023
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Apr 12, 2023
Provision of a copy of the minutes - opposition procedure
Apr 12, 2023
Provision of a copy of the minutes - opposition procedure
Apr 12, 2023
Transmittal of decision / summons - opposition
Apr 12, 2023
Transmittal of decision / summons - opposition
Mar 23, 2023
Information about the result of oral proceedings
Mar 15, 2023
(Electronic) Receipt
Mar 10, 2023
Brief communication - Opposition proceedings
Mar 3, 2023
(Electronic) Receipt
Mar 3, 2023
Letter accompanying subsequently filed items
Mar 3, 2023
Written submission in preparation to/during oral proceedings
Feb 20, 2023
Brief communication - Opposition proceedings
Feb 15, 2023
(Electronic) Receipt
Feb 15, 2023
Citation in opposition procedure - 017
Feb 15, 2023
Citation in opposition procedure - 018
Feb 15, 2023
Consolidated list of cited opposition documents
Feb 15, 2023
Letter accompanying subsequently filed items
Feb 15, 2023
Written submission in preparation to/during oral proceedings
Jan 30, 2023
Brief communication - Opposition proceedings
Jan 20, 2023
(Electronic) Receipt
Jan 20, 2023
(Electronic) Receipt
Jan 20, 2023
Auxiliary request during Opposition procedure
Jan 20, 2023
Auxiliary request during Opposition procedure
Jan 20, 2023
Auxiliary request during Opposition procedure
Jan 20, 2023
Auxiliary request during Opposition procedure
Jan 20, 2023
Auxiliary request during Opposition procedure
Jan 20, 2023
Auxiliary request during Opposition procedure
Jan 20, 2023
Auxiliary request during Opposition procedure
Jan 20, 2023
Auxiliary request during Opposition procedure
Jan 20, 2023
Auxiliary request during Opposition procedure
Jan 20, 2023
Auxiliary request during Opposition procedure
Jan 20, 2023
Auxiliary request during Opposition procedure - 01
Jan 20, 2023
Auxiliary request during Opposition procedure - 02
Jan 20, 2023
Auxiliary request during Opposition procedure - 03
Jan 20, 2023
Auxiliary request during Opposition procedure - 04
Jan 20, 2023
Auxiliary request during Opposition procedure - 05
Jan 20, 2023
Auxiliary request during Opposition procedure - 06
Jan 20, 2023
Auxiliary request during Opposition procedure - 07
Jan 20, 2023
Auxiliary request during Opposition procedure - 08
Jan 20, 2023
Auxiliary request during Opposition procedure - 09
Jan 20, 2023
Auxiliary request during Opposition procedure - 10
Jan 20, 2023
Brief communication - Opposition proceedings
Jan 20, 2023
Letter accompanying subsequently filed items
Jan 20, 2023
Written submission in preparation to/during oral proceedings
Jan 18, 2023
(Electronic) Receipt
Jan 16, 2023
(Electronic) Receipt
Jan 16, 2023
Citation in opposition procedure - 013
Jan 16, 2023
Citation in opposition procedure - 013
Jan 16, 2023
Citation in opposition procedure - 014
Jan 16, 2023
Citation in opposition procedure - 015
Jan 16, 2023
Citation in opposition procedure - 016
Jan 16, 2023
Letter accompanying subsequently filed items
Jan 16, 2023
Written submission in preparation to/during oral proceedings
Dec 2, 2022
Notification concerning the date of oral proceedings
Dec 2, 2022
Notification concerning the date of oral proceedings
Oct 26, 2022
(Electronic) Receipt
Oct 26, 2022
Advice of delivery
Oct 26, 2022
Letter accompanying subsequently filed items
Oct 25, 2022
Summons to attend oral proceedings
Oct 25, 2022
Summons to attend oral proceedings
Oct 25, 2022
Transmittal of decision / summons - opposition
Oct 25, 2022
Transmittal of decision / summons - opposition
Oct 11, 2022
Brief communication - Opposition proceedings
Oct 3, 2022
(Electronic) Receipt
Oct 3, 2022
Any annexes (other than citation) to an opposition letter
Oct 3, 2022
Any annexes (other than citation) to an opposition letter
Oct 3, 2022
Letter accompanying subsequently filed items
Oct 3, 2022
Oral proceedings: Request for postponement
Sep 28, 2022
Advice of delivery
Sep 28, 2022
Annex to the communication - opposition
Sep 28, 2022
Summons to attend oral proceedings
Sep 28, 2022
Summons to attend oral proceedings
Sep 28, 2022
Transmittal of decision / summons - opposition
Sep 28, 2022
Transmittal of decision / summons - opposition
Apr 20, 2022
Brief communication - Opposition proceedings
Mar 9, 2022
Brief communication - Opposition proceedings
Mar 3, 2022
(Electronic) Receipt
Mar 3, 2022
Auxiliary request during Opposition procedure
Mar 3, 2022
Auxiliary request during Opposition procedure
Mar 3, 2022
Auxiliary request during Opposition procedure
Mar 3, 2022
Auxiliary request during Opposition procedure - 01
Mar 3, 2022
Auxiliary request during Opposition procedure - 02
Mar 3, 2022
Auxiliary request during Opposition procedure - 03
Mar 3, 2022
Letter accompanying subsequently filed items
Mar 3, 2022
Reply of the patent proprietor to the notice(s) of opposition
Jan 24, 2022
Brief communication - Opposition proceedings
Jan 24, 2022
Communication of amended entries
Nov 9, 2021
Request concerning representative opponent
Oct 25, 2021
Communication of a notice of opposition and request to file observations
Oct 25, 2021
Notice of further oppositions to opponent(s)
Oct 15, 2021
Communication of a notice of opposition - first information to patent proprietor
Oct 12, 2021
(Electronic) Receipt
Oct 12, 2021
Citation in opposition procedure - 001
Oct 12, 2021
Citation in opposition procedure - 002
Oct 12, 2021
Citation in opposition procedure - 003
Oct 12, 2021
Citation in opposition procedure - 004
Oct 12, 2021
Citation in opposition procedure - 005
Oct 12, 2021
Citation in opposition procedure - 006
Oct 12, 2021
Citation in opposition procedure - 007
Oct 12, 2021
Citation in opposition procedure - 008
Oct 12, 2021
Citation in opposition procedure - 009
Oct 12, 2021
Citation in opposition procedure - 010
Oct 12, 2021
Citation in opposition procedure - 011
Oct 12, 2021
Citation in opposition procedure - 012
Oct 12, 2021
Notice of opposition
Oct 12, 2021
Notice of opposition
Jan 25, 2021
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Dec 17, 2020
Decision to grant a European patent
Dec 7, 2020
(Electronic) Receipt
Dec 7, 2020
Filing of the translations of the claims
Dec 7, 2020
French translation of claims
Dec 7, 2020
German translation of the claims
Aug 7, 2020
Bibliographic data of the European patent application
Aug 7, 2020
Communication about intention to grant a European patent
Aug 7, 2020
Text intended for grant (clean copy)
Aug 7, 2020
Text intended for grant (version for approval)
Aug 3, 2020
Intention to grant (signatures)
Jun 3, 2020
(Electronic) Receipt
Jun 3, 2020
Amended claims with annotations
Jun 3, 2020
Amended description with annotations
Jun 3, 2020
Claims
Jun 3, 2020
Description
Jun 3, 2020
Letter accompanying subsequently filed items
Jun 3, 2020
Reply to communication from the Examining Division
Apr 23, 2020
Annex to the communication
Apr 23, 2020
Consultation by telephone/in person (with time limit)
Apr 23, 2020
Result of consultation by telephone/in person
Mar 27, 2020
(Electronic) Receipt
Mar 27, 2020
Letter accompanying subsequently filed items
Mar 27, 2020
Letter dealing with oral proceedings
Mar 27, 2020
Notification concerning the date of oral proceedings
Mar 23, 2020
Advice of delivery
Feb 28, 2020
(Electronic) Receipt
Feb 28, 2020
Amended claims with annotations
Feb 28, 2020
Amended claims with annotations
Feb 28, 2020
Claims
Feb 28, 2020
Claims
Feb 28, 2020
Letter accompanying subsequently filed items
Feb 28, 2020
Letter dealing with oral proceedings
Feb 5, 2020
(Electronic) Receipt
Feb 5, 2020
Amended claims with annotations
Feb 5, 2020
Amended claims with annotations
Feb 5, 2020
Amended claims with annotations
Feb 5, 2020
Amended claims with annotations
Feb 5, 2020
Claims
Feb 5, 2020
Claims
Feb 5, 2020
Claims
Feb 5, 2020
Claims
Feb 5, 2020
Claims
Feb 5, 2020
Letter accompanying subsequently filed items
Feb 5, 2020
Letter dealing with oral proceedings
Nov 8, 2019
Annex to the communication
Nov 8, 2019
Summons to attend oral proceedings
May 28, 2019
(Electronic) Receipt
May 28, 2019
Letter accompanying subsequently filed items
May 28, 2019
Reply to communication from the Examining Division
Apr 4, 2019
Grant of extension of time limit (examination procedure)
Mar 29, 2019
(Electronic) Receipt
Mar 29, 2019
Request for extension of time limit to communication from the Examining Division
Dec 3, 2018
Annex to the communication
Dec 3, 2018
Communication from the Examining Division
Oct 23, 2018
(Electronic) Receipt
Oct 23, 2018
Amended claims with annotations
Oct 23, 2018
Claims
Oct 23, 2018
Letter accompanying subsequently filed items
Oct 23, 2018
Reply to communication from the Examining Division
Jul 10, 2018
Annex to the communication
Jul 10, 2018
Communication from the Examining Division
Jun 29, 2018
Examination started
Aug 9, 2012
Submission concerning representation
Aug 7, 2012
Submission concerning representation
Feb 6, 2012
(Electronic) Receipt
Feb 6, 2012
Amended claims filed after receipt of (European) search report
Feb 6, 2012
Amended claims with annotations
Feb 6, 2012
Amendments received before examination
Feb 6, 2012
Letter accompanying subsequently filed items
Jan 20, 2012
CDS Clean up - amended data concerning the representative for the applicant
Dec 19, 2011
Submission concerning representation
Aug 29, 2011
Invitation to confirm maintenance of the application and to correct deficiencies in the Written Opinion/amend application
Aug 10, 2011
Refund of fees
Jul 25, 2011
Communication regarding the transmission of the European search report
Jul 25, 2011
European search opinion
Jul 25, 2011
European search report
Jan 27, 2011
(Electronic) Receipt
Jan 27, 2011
Letter accompanying subsequently filed items
Jan 27, 2011
Reply to the invitation to clarify the claims/the subject matter of the application
Nov 29, 2010
Annex to the communication
Nov 29, 2010
Invitation to indicate the subject-matter to be searched
Jan 27, 2010
Notification of forthcoming publication
Nov 23, 2009
Abstract
Nov 23, 2009
Acknowledgement of receipt of electronic submission of the request for grant of a European patent
Nov 23, 2009
Claims
Nov 23, 2009
Description
Nov 23, 2009
Designation of inventor
Nov 23, 2009
Designation of inventor
Nov 23, 2009
Designation of inventor
Nov 23, 2009
Drawings
Nov 23, 2009
Request for grant of a European patent
Jan 2, 2008
Priority document (electronically transmitted)
Jan 2, 2008
Priority document (electronically transmitted)
Jan 2, 2008
Priority document (electronically transmitted)

EP2156884

INEOS MANUFACTURING BELGIUM

Application Number: EP09176722A
Filing Date: May 18, 2007
Status: Revoked; Jul 28, 2023
Publication Date: Jan 13, 2021
External Links: Slate, Register , Google Patents

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Dossier Documents

EP2156884