Polypropylene Impact Copolymers With Low Haze

Patent No. EP2970646 (titled "Polypropylene Impact Copolymers With Low Haze") was filed by Braskem America on Mar 13, 2014. The application was issued on Aug 19, 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
BASELL POLIOLEFINE ITALIA	May 19, 2021	LYONDELLBASELL

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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Oct 13, 2023
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Oct 13, 2023
Communication to the parties concerning the termination of the opposition proceedings (proprietor)
Oct 10, 2023
Termination of the opposition proceedings with revocation of patent
Jun 28, 2023
Advice of delivery
Jun 28, 2023
Annex to the communication - opposition
Jun 28, 2023
Decision of the Opposition Division and instruction
Jun 28, 2023
Decision revoking the European patent
Jun 28, 2023
Decision revoking the European patent
Jun 28, 2023
Grounds for the decision (Annex) - opposition
Jun 28, 2023
Means of redress
Jun 28, 2023
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Jun 28, 2023
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Jun 28, 2023
Provision of a copy of the minutes - opposition procedure
Jun 28, 2023
Provision of a copy of the minutes - opposition procedure
Jun 28, 2023
Scanned annex to a communication - opposition procedure
Jun 28, 2023
Transmittal of decision / summons - opposition
Jun 28, 2023
Transmittal of decision / summons - opposition
Mar 16, 2023
Information about the result of oral proceedings
Mar 10, 2023
Brief communication - Opposition proceedings
Mar 10, 2023
Brief communication - Opposition proceedings
Mar 7, 2023
(Electronic) Receipt
Mar 7, 2023
Letter accompanying subsequently filed items
Mar 7, 2023
Written submission in preparation to/during oral proceedings
Mar 6, 2023
(Electronic) Receipt
Mar 6, 2023
Auxiliary request during Opposition procedure
Mar 6, 2023
Auxiliary request during Opposition procedure
Mar 6, 2023
Brief communication - Opposition proceedings
Mar 6, 2023
Letter accompanying subsequently filed items
Mar 2, 2023
(Electronic) Receipt
Mar 2, 2023
Letter accompanying subsequently filed items
Mar 2, 2023
Written submission in preparation to/during oral proceedings
Jan 23, 2023
Brief communication - Opposition proceedings
Jan 23, 2023
Brief communication - Opposition proceedings
Jan 16, 2023
(Electronic) Receipt
Jan 16, 2023
Amended description with annotations
Jan 16, 2023
Auxiliary request during Opposition procedure
Jan 16, 2023
Auxiliary request during Opposition procedure
Jan 16, 2023
Auxiliary request during Opposition procedure
Jan 16, 2023
Auxiliary request during Opposition procedure
Jan 16, 2023
Auxiliary request during Opposition procedure
Jan 16, 2023
Auxiliary request during Opposition procedure - 01
Jan 16, 2023
Auxiliary request during Opposition procedure - 02
Jan 16, 2023
Auxiliary request during Opposition procedure - 03
Jan 16, 2023
Auxiliary request during Opposition procedure - 04
Jan 16, 2023
Auxiliary request during Opposition procedure - 05
Jan 16, 2023
Citation in opposition procedure - 008
Jan 16, 2023
Citation in opposition procedure - 009
Jan 16, 2023
Citation in opposition procedure - 010
Jan 16, 2023
Consolidated list of cited opposition documents
Jan 16, 2023
Description
Jan 16, 2023
Letter accompanying subsequently filed items
Jan 16, 2023
Written submission in preparation to/during oral proceedings
Jan 13, 2023
(Electronic) Receipt
Jan 13, 2023
Letter accompanying subsequently filed items
Jan 13, 2023
Written submission in preparation to/during oral proceedings
Dec 29, 2022
(Electronic) Receipt
Dec 8, 2022
(Electronic) Receipt
Dec 8, 2022
Letter accompanying subsequently filed items
Dec 2, 2022
Notification concerning the date of oral proceedings
Dec 2, 2022
Notification concerning the date of oral proceedings
Jul 13, 2022
(Electronic) Receipt
Jul 13, 2022
Advice of delivery
Jul 13, 2022
Letter accompanying subsequently filed items
Jul 8, 2022
Advice of delivery
Jul 8, 2022
Annex to the communication - opposition
Jul 8, 2022
Information concerning oral proceedings
Jul 8, 2022
Scanned annex to a communication - opposition procedure
Jul 8, 2022
Summons to attend oral proceedings
Jul 8, 2022
Summons to attend oral proceedings
Jul 8, 2022
Transmittal of decision / summons - opposition
Jul 8, 2022
Transmittal of decision / summons - opposition
Oct 11, 2021
Brief communication - Opposition proceedings
Oct 6, 2021
(Electronic) Receipt
Oct 6, 2021
Auxiliary request during Opposition procedure
Oct 6, 2021
Auxiliary request during Opposition procedure
Oct 6, 2021
Auxiliary request during Opposition procedure
Oct 6, 2021
Auxiliary request during Opposition procedure - 01
Oct 6, 2021
Auxiliary request during Opposition procedure - 02
Oct 6, 2021
Auxiliary request during Opposition procedure - 03
Oct 6, 2021
Letter accompanying subsequently filed items
Oct 6, 2021
Reply of the patent proprietor to the notice(s) of opposition
Jun 4, 2021
Communication of a notice of opposition and request to file observations
Jun 4, 2021
Notice of further oppositions to opponent(s)
May 25, 2021
Communication of a notice of opposition - first information to patent proprietor
May 19, 2021
(Electronic) Receipt
May 19, 2021
Citation in opposition procedure - 001
May 19, 2021
Citation in opposition procedure - 002
May 19, 2021
Citation in opposition procedure - 003
May 19, 2021
Citation in opposition procedure - 004
May 19, 2021
Citation in opposition procedure - 005
May 19, 2021
Citation in opposition procedure - 006
May 19, 2021
Citation in opposition procedure - 007
May 19, 2021
Notice of opposition
May 19, 2021
Notice of opposition
Aug 31, 2020
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Jul 23, 2020
Decision to grant a European patent
Jul 8, 2020
(Electronic) Receipt
Jul 8, 2020
Filing of the translations of the claims
Jul 8, 2020
French translation of claims
Jul 8, 2020
German translation of the claims
Jul 8, 2020
Letter accompanying subsequently filed items
Mar 3, 2020
Bibliographic data of the European patent application
Mar 3, 2020
Communication about intention to grant a European patent
Mar 3, 2020
Intention to grant (signatures)
Mar 3, 2020
Text intended for grant (clean copy)
Mar 3, 2020
Text intended for grant (version for approval)
Dec 19, 2018
(Electronic) Receipt
Dec 19, 2018
Amended description with annotations
Dec 19, 2018
Description
Dec 19, 2018
Letter accompanying subsequently filed items
Dec 19, 2018
Reply to communication from the Examining Division
Sep 3, 2018
Annex to the communication
Sep 3, 2018
Communication from the Examining Division
Feb 28, 2018
(Electronic) Receipt
Feb 28, 2018
Amended claims with annotations
Feb 28, 2018
Claims
Feb 28, 2018
Letter accompanying subsequently filed items
Feb 28, 2018
Reply to communication from the Examining Division
Oct 25, 2017
Annex to the communication
Oct 25, 2017
Communication from the Examining Division
Oct 9, 2017
(Electronic) Receipt
Oct 9, 2017
Amended claims with annotations
Oct 9, 2017
Claims
Oct 9, 2017
Letter accompanying subsequently filed items
Oct 9, 2017
Reply to communication from the Examining Division
Jun 16, 2017
Annex to the communication
Jun 16, 2017
Communication from the Examining Division
Jun 9, 2017
Examination started
Jan 16, 2017
(Electronic) Receipt
Jan 16, 2017
Amended claims filed after receipt of (European) search report
Jan 16, 2017
Amended claims with annotations
Jan 16, 2017
Amendments received before examination
Jan 16, 2017
Letter accompanying subsequently filed items
Jul 12, 2016
Invitation to declare maintenance of the application and to correct deficiencies in the Written Opinion/amend application
Jul 6, 2016
Communication of amended entries concerning the representative
Jul 2, 2016
Submission concerning change of applicant's representative
Jul 1, 2016
Submission concerning change of applicant's representative
Jun 23, 2016
Communication regarding the transmission of the European search report
Jun 23, 2016
European search opinion
Jun 23, 2016
Information on Search Strategy
Jun 23, 2016
Supplementary European search report
Jun 13, 2016
Search started
May 4, 2016
Notice drawing attention to the payment of the renewal fee and additional fee
Apr 25, 2016
(Electronic) Receipt
Apr 25, 2016
Amended claims filed after receipt of (European) search report
Apr 25, 2016
Amended claims with annotations
Apr 25, 2016
Amendments received before examination
Apr 25, 2016
Letter accompanying subsequently filed items
Apr 20, 2016
Communication to designated inventor
Apr 13, 2016
(Electronic) Receipt
Apr 13, 2016
Letter accompanying subsequently filed items
Apr 13, 2016
Letter concerning the inventor
Dec 23, 2015
Notification on forthcoming publication of bibliographic data
Dec 22, 2015
Invitation to indicate correct address of inventor
Dec 15, 2015
Letter which had not been notified
Oct 22, 2015
Communication regarding possible amendment of the application/payment of claims fee
Oct 20, 2015
Communication to designated inventor
Oct 20, 2015
Communication to designated inventor
Oct 20, 2015
Communication to designated inventor
Oct 20, 2015
Communication to designated inventor
Oct 20, 2015
Communication to designated inventor
Oct 20, 2015
Communication to designated inventor
Oct 2, 2015
Copy of the international preliminary report on patentability
Sep 21, 2015
(Electronic) Receipt
Sep 21, 2015
Request for entry into the European phase
Aug 7, 2015
Information on entry into European phase
Oct 22, 2014
Priority document (electronically transmitted)
Oct 2, 2014
Copy of the international search report
Oct 2, 2014
Published international application - A1

EP2970646

BRASKEM AMERICA

Application Number: EP14775618A
Filing Date: Mar 13, 2014
Status: Revoked; Oct 13, 2023
Publication Date: Aug 19, 2020
External Links: Slate, Register , Google Patents

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Polypropylene Impact Copolymers With Low Haze

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Dossier Documents

EP2970646