High Stiffness High Impact Propylene Impact Copolymers

Patent No. EP2580281 (titled "High Stiffness High Impact Propylene Impact Copolymers") was filed by DOW on Jun 6, 2011. The application was issued on Mar 7, 2018.

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	Dec 7, 2018	LYONDELLBASELL
SABIC SABIC PETROCHEMICALS	Dec 6, 2018	SABIC GROUP

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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Nov 12, 2021
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Nov 12, 2021
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Nov 12, 2021
Communication to the parties concerning the termination of the opposition proceedings (proprietor)
Nov 9, 2021
Termination of the opposition proceedings with revocation of patent
Jul 30, 2021
(Electronic) Receipt
Jul 30, 2021
Advice of delivery
Jul 30, 2021
Letter accompanying subsequently filed items
Jul 29, 2021
(Electronic) Receipt
Jul 29, 2021
Advice of delivery
Jul 29, 2021
Advice of delivery
Jul 29, 2021
Annex to the communication - opposition
Jul 29, 2021
Decision of the Opposition Division and instruction
Jul 29, 2021
Decision revoking the European patent
Jul 29, 2021
Decision revoking the European patent
Jul 29, 2021
Decision revoking the European patent
Jul 29, 2021
Grounds for the decision (Annex) - opposition
Jul 29, 2021
Letter accompanying subsequently filed items
Jul 29, 2021
Means of redress
Jul 29, 2021
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Jul 29, 2021
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Jul 29, 2021
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Jul 29, 2021
Provision of a copy of the minutes - opposition procedure
Jul 29, 2021
Provision of a copy of the minutes - opposition procedure
Jul 29, 2021
Provision of a copy of the minutes - opposition procedure
Jul 29, 2021
Transmittal of decision / summons - opposition
Jul 29, 2021
Transmittal of decision / summons - opposition
Jul 29, 2021
Transmittal of decision / summons - opposition
Apr 26, 2021
Information about the result of oral proceedings
Apr 22, 2021
Brief communication - Opposition proceedings
Apr 22, 2021
Brief communication - Opposition proceedings
Apr 21, 2021
Brief communication - Opposition proceedings
Apr 21, 2021
Brief communication - Opposition proceedings
Apr 16, 2021
(Electronic) Receipt
Apr 16, 2021
Letter accompanying subsequently filed items
Apr 16, 2021
Written submission in preparation to/during oral proceedings
Apr 13, 2021
(Electronic) Receipt
Apr 13, 2021
Letter accompanying subsequently filed items
Apr 13, 2021
Written submission in preparation to/during oral proceedings
Mar 3, 2021
Brief communication - Opposition proceedings
Mar 3, 2021
Brief communication - Opposition proceedings
Mar 1, 2021
(Electronic) Receipt
Mar 1, 2021
Brief communication - Opposition proceedings
Mar 1, 2021
Brief communication - Opposition proceedings
Mar 1, 2021
Letter accompanying subsequently filed items
Mar 1, 2021
Oral proceedings: reply to date proposed
Feb 26, 2021
(Electronic) Receipt
Feb 26, 2021
Letter accompanying subsequently filed items
Feb 25, 2021
(Electronic) Receipt
Feb 25, 2021
Citation in opposition procedure - 037
Feb 25, 2021
Citation in opposition procedure - 038
Feb 25, 2021
Citation in opposition procedure - 039
Feb 25, 2021
Consolidated list of cited opposition documents
Feb 25, 2021
Letter accompanying subsequently filed items
Feb 25, 2021
Written submission in preparation to/during oral proceedings
Feb 24, 2021
(Electronic) Receipt
Feb 24, 2021
Letter accompanying subsequently filed items
Feb 24, 2021
Written submission in preparation to/during oral proceedings
Feb 8, 2021
Notification concerning the date of oral proceedings
Feb 8, 2021
Notification concerning the date of oral proceedings
Feb 8, 2021
Notification concerning the date of oral proceedings
Sep 2, 2020
(Electronic) Receipt
Sep 2, 2020
Letter accompanying subsequently filed items
Sep 2, 2020
Oral proceedings: reply to date proposed
Sep 1, 2020
(Electronic) Receipt
Sep 1, 2020
Advice of delivery
Sep 1, 2020
Advice of delivery
Sep 1, 2020
Letter accompanying subsequently filed items
Aug 25, 2020
Acknowledgement of a document
Aug 25, 2020
Acknowledgement of a document
Aug 25, 2020
Acknowledgement of a document
Aug 25, 2020
Information concerning oral proceedings
Aug 25, 2020
Summons to attend oral proceedings
Aug 25, 2020
Summons to attend oral proceedings
Aug 25, 2020
Summons to attend oral proceedings
Aug 24, 2020
Notification concerning the date of oral proceedings
Aug 24, 2020
Notification concerning the date of oral proceedings
Aug 24, 2020
Notification concerning the date of oral proceedings
Aug 20, 2020
Brief communication - Opposition proceedings
Aug 20, 2020
Brief communication - Opposition proceedings
Aug 20, 2020
Brief communication - Opposition proceedings
Aug 14, 2020
(Electronic) Receipt
Aug 14, 2020
Citation in opposition procedure - 036
Aug 14, 2020
Letter accompanying subsequently filed items
Aug 14, 2020
Written submission in preparation to/during oral proceedings
Aug 13, 2020
(Electronic) Receipt
Aug 13, 2020
Letter accompanying subsequently filed items
Aug 13, 2020
Written submission in preparation to/during oral proceedings
Aug 12, 2020
Brief communication - Opposition proceedings
Aug 12, 2020
Brief communication - Opposition proceedings
Aug 12, 2020
Brief communication - Opposition proceedings
Aug 6, 2020
(Electronic) Receipt
Aug 6, 2020
Letter accompanying subsequently filed items
Aug 6, 2020
Written submission in preparation to/during oral proceedings
Jul 24, 2020
(Electronic) Receipt
Jul 24, 2020
Letter accompanying subsequently filed items
Jul 24, 2020
Written submission in preparation to/during oral proceedings
Jul 17, 2020
Notification concerning the date of oral proceedings
Jul 17, 2020
Notification concerning the date of oral proceedings
Jul 17, 2020
Notification concerning the date of oral proceedings
Jun 19, 2020
(Electronic) Receipt
Jun 19, 2020
Advice of delivery
Jun 19, 2020
Letter accompanying subsequently filed items
Jun 18, 2020
(Electronic) Receipt
Jun 18, 2020
Advice of delivery
Jun 18, 2020
Letter accompanying subsequently filed items
Jun 16, 2020
(Electronic) Receipt
Jun 16, 2020
Advice of delivery
Jun 16, 2020
Letter accompanying subsequently filed items
Jun 12, 2020
Acknowledgement of a document
Jun 12, 2020
Acknowledgement of a document
Jun 12, 2020
Acknowledgement of a document
Jun 12, 2020
Summons to attend oral proceedings
Jun 12, 2020
Summons to attend oral proceedings
Jun 12, 2020
Summons to attend oral proceedings
May 8, 2020
Notification concerning the date of oral proceedings
May 8, 2020
Notification concerning the date of oral proceedings
May 8, 2020
Notification concerning the date of oral proceedings
Apr 9, 2020
Brief communication - Opposition proceedings
Apr 9, 2020
Brief communication - Opposition proceedings
Apr 6, 2020
(Electronic) Receipt
Apr 6, 2020
Letter accompanying subsequently filed items
Apr 6, 2020
Request for interpreters during oral proceedings
Mar 30, 2020
Brief communication - Opposition proceedings
Mar 30, 2020
Brief communication - Opposition proceedings
Mar 30, 2020
Notification concerning the date of oral proceedings
Mar 30, 2020
Notification concerning the date of oral proceedings
Mar 30, 2020
Notification concerning the date of oral proceedings
Mar 27, 2020
Notification concerning the date of oral proceedings
Mar 27, 2020
Notification concerning the date of oral proceedings
Mar 27, 2020
Notification concerning the date of oral proceedings
Mar 25, 2020
Brief communication - Opposition proceedings
Mar 25, 2020
Brief communication - Opposition proceedings
Mar 24, 2020
(Electronic) Receipt
Mar 24, 2020
Brief communication - Opposition proceedings
Mar 24, 2020
Brief communication - Opposition proceedings
Mar 24, 2020
Letter accompanying subsequently filed items
Mar 24, 2020
Written submission in preparation to/during oral proceedings
Mar 23, 2020
Brief communication - Opposition proceedings
Mar 23, 2020
Brief communication - Opposition proceedings
Mar 19, 2020
(Electronic) Receipt
Mar 19, 2020
(Electronic) Receipt
Mar 19, 2020
Citation in opposition procedure - 034
Mar 19, 2020
Citation in opposition procedure - 035
Mar 19, 2020
Letter accompanying subsequently filed items
Mar 19, 2020
Letter accompanying subsequently filed items
Mar 19, 2020
Written submission in preparation to/during oral proceedings
Mar 19, 2020
Written submission in preparation to/during oral proceedings
Mar 17, 2020
(Electronic) Receipt
Mar 17, 2020
Auxiliary request during Opposition procedure
Mar 17, 2020
Auxiliary request during Opposition procedure
Mar 17, 2020
Auxiliary request during Opposition procedure
Mar 17, 2020
Auxiliary request during Opposition procedure
Mar 17, 2020
Auxiliary request during Opposition procedure
Mar 17, 2020
Auxiliary request during Opposition procedure
Mar 17, 2020
Auxiliary request during Opposition procedure
Mar 17, 2020
Auxiliary request during Opposition procedure
Mar 17, 2020
Auxiliary request during Opposition procedure - 01
Mar 17, 2020
Auxiliary request during Opposition procedure - 04
Mar 17, 2020
Auxiliary request during Opposition procedure - 05
Mar 17, 2020
Auxiliary request during Opposition procedure - 06
Mar 17, 2020
Auxiliary request during Opposition procedure - 07
Mar 17, 2020
Auxiliary request during Opposition procedure - 08
Mar 17, 2020
Auxiliary request during Opposition procedure - 09
Mar 17, 2020
Auxiliary request during Opposition procedure - 10
Mar 17, 2020
Citation in opposition procedure - 033
Mar 17, 2020
Letter accompanying subsequently filed items
Mar 17, 2020
Written submission in preparation to/during oral proceedings
Feb 13, 2020
Communication of amended entries
Feb 3, 2020
Communication of amended entries
Jan 14, 2020
Request for change of opponent's representative
Jan 13, 2020
Request for change of opponent's representative
Jan 13, 2020
Request for change of opponent's representative
Jan 3, 2020
Advice of delivery
Nov 20, 2019
Miscellaneous requests concerning client data
Nov 18, 2019
(Electronic) Receipt
Nov 18, 2019
Advice of delivery
Nov 18, 2019
Advice of delivery
Nov 18, 2019
Letter accompanying subsequently filed items
Nov 14, 2019
Annex to the communication - opposition
Nov 14, 2019
Brief communication - Opposition proceedings
Nov 14, 2019
Brief communication - Opposition proceedings
Nov 14, 2019
Brief communication - Opposition proceedings
Nov 8, 2019
Advice of delivery
Oct 30, 2019
Acknowledgement of a document
Oct 30, 2019
Acknowledgement of a document
Oct 30, 2019
Acknowledgement of a document
Oct 30, 2019
Annex to the communication - opposition
Oct 30, 2019
Information concerning oral proceedings
Oct 30, 2019
Summons to attend oral proceedings
Oct 30, 2019
Summons to attend oral proceedings
Oct 30, 2019
Summons to attend oral proceedings
Oct 29, 2019
Information concerning oral proceedings
Oct 29, 2019
Information concerning oral proceedings
Jun 24, 2019
Brief communication - Opposition proceedings
Jun 24, 2019
Brief communication - Opposition proceedings
Jun 17, 2019
(Electronic) Receipt
Jun 17, 2019
Citation in opposition procedure - 032
Jun 17, 2019
Letter accompanying subsequently filed items
Jun 17, 2019
Letter regarding the opposition procedure (no time limit)
May 6, 2019
Brief communication - Opposition proceedings
May 6, 2019
Brief communication - Opposition proceedings
Apr 29, 2019
(Electronic) Receipt
Apr 29, 2019
Any annexes (other than citation) to an opposition letter
Apr 29, 2019
Auxiliary request during Opposition procedure
Apr 29, 2019
Auxiliary request during Opposition procedure
Apr 29, 2019
Auxiliary request during Opposition procedure
Apr 29, 2019
Auxiliary request during Opposition procedure
Apr 29, 2019
Auxiliary request during Opposition procedure - 01
Apr 29, 2019
Auxiliary request during Opposition procedure - 02
Apr 29, 2019
Auxiliary request during Opposition procedure - 03
Apr 29, 2019
Auxiliary request during Opposition procedure - 04
Apr 29, 2019
Citation in opposition procedure - 029
Apr 29, 2019
Citation in opposition procedure - 030
Apr 29, 2019
Citation in opposition procedure - 031
Apr 29, 2019
Letter accompanying subsequently filed items
Apr 29, 2019
Main request during Opposition procedure
Apr 29, 2019
Main request during Opposition procedure
Apr 29, 2019
Reply of the patent proprietor to the notice(s) of opposition
Apr 29, 2019
Reply of the patent proprietor to the notice(s) of opposition
Dec 21, 2018
Communication of a notice of opposition - first information to patent proprietor
Dec 21, 2018
Communication of a notice of opposition and request to file observations
Dec 21, 2018
Notice of further oppositions to opponent(s)
Dec 21, 2018
Notice of further oppositions to opponent(s)
Dec 12, 2018
Communication of a notice of opposition - first information to patent proprietor
Dec 7, 2018
(Electronic) Receipt
Dec 7, 2018
Citation in opposition procedure - 022
Dec 7, 2018
Citation in opposition procedure - 023
Dec 7, 2018
Citation in opposition procedure - 024
Dec 7, 2018
Citation in opposition procedure - 025
Dec 7, 2018
Citation in opposition procedure - 026
Dec 7, 2018
Citation in opposition procedure - 027
Dec 7, 2018
Citation in opposition procedure - 028
Dec 7, 2018
Notice of opposition
Dec 7, 2018
Notice of opposition
Dec 6, 2018
(Electronic) Receipt
Dec 6, 2018
Citation in opposition procedure - 001
Dec 6, 2018
Citation in opposition procedure - 002
Dec 6, 2018
Citation in opposition procedure - 003
Dec 6, 2018
Citation in opposition procedure - 004
Dec 6, 2018
Citation in opposition procedure - 005
Dec 6, 2018
Citation in opposition procedure - 006
Dec 6, 2018
Citation in opposition procedure - 007
Dec 6, 2018
Citation in opposition procedure - 008
Dec 6, 2018
Citation in opposition procedure - 009
Dec 6, 2018
Citation in opposition procedure - 010
Dec 6, 2018
Citation in opposition procedure - 011
Dec 6, 2018
Citation in opposition procedure - 016
Dec 6, 2018
Citation in opposition procedure - 017
Dec 6, 2018
Citation in opposition procedure - 018
Dec 6, 2018
Citation in opposition procedure - 019
Dec 6, 2018
Citation in opposition procedure - 020
Dec 6, 2018
Citation in opposition procedure - 021
Dec 6, 2018
Letter accompanying subsequently filed items
Dec 6, 2018
Notice of opposition
Mar 19, 2018
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Feb 8, 2018
Decision to grant a European patent
Jan 29, 2018
Processing of request for correction of text proposed for grant or third party observations (from 01-04-2012)
Jan 25, 2018
(Electronic) Receipt
Jan 25, 2018
Filing of the translations of the claims
Jan 25, 2018
French translation of claims
Jan 25, 2018
German translation of the claims
Jan 25, 2018
Letter accompanying subsequently filed items
Jan 22, 2018
Acknowledgement of receipt of third party observations
Jan 22, 2018
Transmittal of third party observations to applicant
Jan 18, 2018
Processing of request for correction of text proposed for grant or third party observations (from 01-04-2012)
Jan 17, 2018
(Electronic) Receipt
Jan 17, 2018
Annex
Jan 17, 2018
Letter accompanying subsequently filed items
Jan 17, 2018
Non-patent literature filed by a third party
Jan 17, 2018
Observations by third parties
Jan 17, 2018
Patent document filed by a Third party
Nov 29, 2017
Bibliographic data of the European patent application
Nov 29, 2017
Communication about intention to grant a European patent
Nov 29, 2017
Intention to grant (signatures)
Nov 29, 2017
Text intended for grant (clean copy)
Nov 29, 2017
Text intended for grant (version for approval)
Nov 28, 2017
Processing of request for correction of text proposed for grant or third party observations (from 01-04-2012)
Oct 3, 2017
(Electronic) Receipt
Oct 3, 2017
Amended claims with annotations
Oct 3, 2017
Amended description with annotations
Oct 3, 2017
Claims
Oct 3, 2017
Description
Oct 3, 2017
Letter accompanying subsequently filed items
Oct 3, 2017
Reply to communication from the Examining Division
Jul 26, 2017
Annex to the communication
Jul 26, 2017
Consultation by telephone/in person (with time limit)
Jul 26, 2017
Result of consultation by telephone/in person
Jul 19, 2017
Processing of request for correction of text proposed for grant or third party observations (from 01-04-2012)
Jul 14, 2017
Acknowledgement of receipt of third party observations
Jul 14, 2017
Transmittal of third party observations to applicant
Jul 4, 2017
Non-patent literature filed by a third party
Jul 4, 2017
Non-patent literature filed by a third party
Jul 4, 2017
Non-patent literature filed by a third party
Jul 4, 2017
Observations by third parties
Jul 4, 2017
Patent document filed by a Third party
Jul 4, 2017
Patent document filed by a Third party
Jun 28, 2017
(Electronic) Receipt
Jun 28, 2017
Amended claims with annotations
Jun 28, 2017
Amended description with annotations
Jun 28, 2017
Claims
Jun 28, 2017
Description
Jun 28, 2017
Letter accompanying subsequently filed items
Jun 28, 2017
Request for correction/amendment of the text proposed for grant sent from 01.04.2012
Jun 19, 2017
Communication concerning corrected entries of the applicant
Jun 12, 2017
Communication of amended entries concerning the representative
Jun 7, 2017
Submission concerning change of applicant's representative
Jun 6, 2017
Submission concerning change of applicant's representative
May 15, 2017
(Electronic) Receipt
May 15, 2017
Letter accompanying subsequently filed items
May 15, 2017
Request for correction of client data
Apr 11, 2017
Bibliographic data of the European patent application
Apr 11, 2017
Communication about intention to grant a European patent
Apr 11, 2017
Intention to grant (signatures)
Apr 11, 2017
Text intended for grant (clean copy)
Apr 11, 2017
Text intended for grant (version for approval)
Sep 15, 2014
(Electronic) Receipt
Sep 15, 2014
Letter accompanying subsequently filed items
Sep 15, 2014
Non-patent literature cited during the examination procedure
Sep 15, 2014
Reply to communication from the Examining Division
Sep 8, 2014
Result of consultation by telephone/in person
Sep 5, 2014
(Electronic) Receipt
Sep 5, 2014
Amended description with annotations
Sep 5, 2014
Description
Sep 5, 2014
Letter accompanying subsequently filed items
Sep 5, 2014
Non-patent literature cited during the examination procedure
Sep 5, 2014
Non-patent literature cited during the examination procedure
Sep 5, 2014
Reply to communication from the Examining Division
Jun 13, 2014
Grant of extension of time limit (examination procedure)
Jun 6, 2014
(Electronic) Receipt
Jun 6, 2014
Letter accompanying subsequently filed items
Jun 6, 2014
Request for extension of time limit to communication from the Examining Division
Apr 29, 2014
Grant of extension of time limit (examination procedure)
Apr 23, 2014
(Electronic) Receipt
Apr 23, 2014
Communication of the registration of a transfer or change of name and/or address
Apr 23, 2014
Letter accompanying subsequently filed items
Apr 23, 2014
Request for extension of time limit to communication from the Examining Division
Mar 17, 2014
(Electronic) Receipt
Mar 17, 2014
Annexes in respect of a client data request
Mar 17, 2014
Letter accompanying subsequently filed items
Mar 17, 2014
Submission concerning a transfer of rights (applicant)
Mar 7, 2014
Communication of amended entries concerning the representative
Feb 28, 2014
Submission concerning change of applicant's representative
Feb 24, 2014
Annex to the communication
Feb 24, 2014
Communication from the Examining Division
Feb 19, 2014
Examination started
Dec 5, 2013
Communication of amended entries concerning the representative
Nov 8, 2013
Submission concerning change of applicant's representative
Nov 6, 2013
Submission concerning change of applicant's representative
Aug 1, 2013
(Electronic) Receipt
Aug 1, 2013
Amended claims filed after receipt of (European) search report
Aug 1, 2013
Amended description filed after receipt of (European) search report
Aug 1, 2013
Amendments received before examination
Aug 1, 2013
Letter accompanying subsequently filed items
Mar 20, 2013
Notification on forthcoming publication of bibliographic data
Jan 22, 2013
Communication concerning correction of deficiencies in written opinion/amendment of application/payment of claims fee
Jan 15, 2013
Communication to designated inventor
Jan 3, 2013
Copy of the international preliminary report on patentability
Nov 6, 2012
(Electronic) Receipt
Nov 6, 2012
Request for entry into the European phase
Oct 19, 2012
Information on entry into European phase
May 7, 2012
CDS Clean up - amended applicant details
Mar 22, 2012
Request for correction
Jan 5, 2012
Priority document (electronically transmitted)
Dec 15, 2011
Copy of the international search report
Dec 15, 2011
Published international application - A1
Aug 16, 2011
Written opinion of the ISA, boxes No. I to VIII
Aug 16, 2011
Written opinion of the ISA, cover sheet
Aug 16, 2011
Written opinion of the ISA, supplemental box
Jun 14, 2011
Abstract
Jun 14, 2011
Claims
Jun 14, 2011
Description

EP2580281

DOW

Application Number: EP11727052A
Filing Date: Jun 6, 2011
Status: Revoked; Nov 12, 2021
Publication Date: Mar 7, 2018
External Links: Slate, Register , Google Patents

IP Verse

High Stiffness High Impact Propylene Impact Copolymers

Patent Summary

Patent Family

Patent Oppositions (2)

Dossier Documents

EP2580281